[推荐]阿坤修楼宇对讲...

谢谢楼主的无私奉献

<p>楼主&nbsp; 问一下</p><p>我的故障现象是 </p><p>可视对讲门铃中&nbsp; 开锁和可视对讲&nbsp; 不能同时 使用&nbsp; 一但使用&nbsp;&nbsp; 就自动挂机</p><p>这是什么问题呢</p><p></p>

顶贴支持技术探讨

<p><strong><font face="楷体_GB2312" color="#ee113d" size="7">&nbsp;&nbsp; 楼主功德无量，这么好的帖子现在才看到，真有相见恨晚的感受，我先顶了再仔细研究！！！</font></strong></p><p><strong><font face="楷体_GB2312" color="#ee113d" size="7">&nbsp;&nbsp; 太感谢楼主大侠了！！楼主大侠的博大的胸怀和登峰造极的技术令我等佩服之至！</font></strong></p><p><strong><font face="楷体_GB2312" color="#ee113d" size="7">&nbsp;&nbsp; 强烈要求版主置顶，加精！！！！</font></strong></p>

<p>继续等一下！！！！在楼主的指点下，本人处理了一个故障！！！一层平台2户无法对讲的故障。</p>

<p><font color="#000000">&nbsp;&nbsp;&nbsp; 真是太好了，发现千家论坛现在好东西越来越多了。。</font></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 值得学习，阿坤顾问你好，在对讲行业里有你这样专业的顾问，真的是为这些后辈解了不少难。我入行四年多，直到现在还没你这样多去深体会。真的是惭愧！</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 厦门求实市场部：李霞&nbsp;&nbsp; </p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 15880289838、QQ：164091350&nbsp; </p>

<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-fareast-language: ZH-CN; mso-bidi-font-family: Arial; mso-ansi-language: EN-US; mso-bidi-language: AR-SA;"><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20.1pt; TEXT-ALIGN: center; mso-pagination: widow-orphan;"><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">卡的常识</span><span lang="EN-US" style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 20.1pt; mso-pagination: widow-orphan;"><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">一、</span><span lang="EN-US" style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">IC</span><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">卡</span><span lang="EN-US" style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.6pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-pagination: widow-orphan;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC-integrate circuit,</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">集成电路，一般常见的</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡采用射频技术与</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡的读卡器进行通讯。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡与磁卡是有区别的，</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡是通过卡里的集成电路存储信息</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">,</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">而磁卡是通过卡内的磁力记录信息，</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡的成本一般比磁卡高</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">,</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">但保密性更好。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡工作原理是：射频读写器向</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡发一组固定频率的电磁波，卡片内有一个</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">串联协振电路，其频率与读写器发射的频率相同，这样在电磁波激励下，</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">LC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">协振电路产生共振，从而使电容内有了电荷；在这个电荷的另一端，接有一个单向导通的电子泵，将电容内的电荷送到另一个电容内存储，当所积累的电荷达到</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">2V</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">时，此电容可作为电源为其它电路提供工作电压，将卡内数据发射出去或接受读写器的数据。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡发展飞速，不断采用</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">Java</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡技术、</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">ISO</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">标准化技术、</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡生物认证技术（指纹识别技术）及数据压缩技术等软、硬件新技术。由于</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡技术含量越来越高，功能越来越强，使得</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡的应用领域不断向纵深方向拓展。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p>&nbsp;</p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">(1)IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡的分类。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.5pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">按照</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡与读卡器的通信方式，可将</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡分为接触式</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡和非接触式</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡两种。按照是否带有微处理器，比卡可分为存储卡和智能卡两种。存储卡仅包含存储芯片而无微处理器，一般的电话</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡即属于此类。将指甲盖大小的带有内存和微处理器芯片的大规模集成电路嵌入到塑料基片中，就制成了智能卡。银行的</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡通常是指智能卡。智能卡也称为</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">CPU(</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">中央处理器</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">)</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡，它具有数据读写和处理功能，因而具有安全性高、可以离线操作等突出优点。所谓离线操作是与联机操作相对而言的，它可以在不连网的终端设备上使用。离线操作不仅大大减少了通信时间，也能够在移动收费点</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"> (</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">如公共交通</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">)</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">或通信不顺畅的场所使用。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.5pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p>&nbsp;</p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt 43.5pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-list: l0 level1 lfo1; tab-stops: list 43.5pt;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Wingdings; LETTER-SPACING: 0.4pt; mso-bidi-font-family: Wingdings; mso-bidi-font-size: 10.5pt; mso-fareast-font-family: Wingdings; mso-font-kerning: 0pt;"><span style="mso-list: Ignore;">l<span style="FONT: 7pt &quot;Times New Roman&quot;;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">接触式</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡通过卡片表面</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">8</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">个金属触点与读卡器进行物理连接来完成通信和数据交换。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">M1</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡系统就是属</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡属接触卡的一类。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt 22.5pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p>&nbsp;</p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt 43.5pt; TEXT-INDENT: -21pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-list: l0 level1 lfo1; tab-stops: list 43.5pt;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Wingdings; LETTER-SPACING: 0.4pt; mso-bidi-font-family: Wingdings; mso-bidi-font-size: 10.5pt; mso-fareast-font-family: Wingdings; mso-font-kerning: 0pt;"><span style="mso-list: Ignore;">l<span style="FONT: 7pt &quot;Times New Roman&quot;;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">非接触式</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡通过无线通信方式与读卡器进行通信，通信时非接触</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡不需要与读卡器直接进行物理连接。</span><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">非接触式</span><span lang="EN-US" style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">IC</span><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">又叫射频卡，</span><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">英文简称为</span><span lang="EN-US" style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt;">“RFID”</span><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">。</span><span lang="EN-US" style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt;">RFID</span><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">是</span><span lang="EN-US" style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt;">Radio Frequency Identification</span><span style="FONT-SIZE: 11.5pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">的缩写，即射频识别。常称为感应式电子晶片或近接卡、感应卡、非接触卡、电子标签、电子条码，等等。非接触卡又分为有源与无源两种。主要区别是有源卡感应距离较远。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.5pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p>&nbsp;</p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><b style="mso-bidi-font-weight: normal;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">二、</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span></b><b style="mso-bidi-font-weight: normal;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡的优点</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></b></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.6pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-pagination: widow-orphan;"><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡的外形与磁卡相似，它与磁卡的区别在于数据存储的媒体不同。磁卡是通过卡上磁条的磁场变化来存储信息的，而</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡是通过嵌入卡中的电擦除式可编程只读存储器集成电路芯片</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">(EEPROM)</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">来存储数据信息的。因此，与磁卡相比较，</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">IC</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡具有以下优点：</span><span style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">
                                <span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">　　</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">①</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">存储容量大。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">
                                <p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.5pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">②</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">安全保密性好。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.5pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">③</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">CPU</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">卡具有数据处理能力。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 22.5pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-bidi-font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">④</span><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">使用寿命长。</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><span style="COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;">————————————————————————</span><span lang="EN-US" style="COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt;"><p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">北京专业生产各种卡厂家，</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">IC</span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">、</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">ID</span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">卡大量低价出售，</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">1.1</span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">元</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">/</span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">张！</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;"><p></p></span></b></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">15810014316<p></p></span></b></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;"><a href="mailto:Zhang7085512@163.com"><font color="#3366cc">Zhang7085512@163.com</font></a><p></p></span></b></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">QQ:175541570<p></p></span></b></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 18pt; TEXT-ALIGN: left; mso-pagination: widow-orphan;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">QQ</span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: 宋体; LETTER-SPACING: 0.4pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt;">群：</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Arial; LETTER-SPACING: 0.4pt; mso-font-kerning: 0pt;">44940006<p></p></span></b></p><p></p></span>

谢谢楼主的！

先学习一下，

学习学习。。

学习学习。。

学习

<div id="textstyle_54" style="FONT-SIZE: 14px; OVERFLOW: hidden; WORD-BREAK: keep-all; LINE-HEIGHT: 150%; WORD-WRAP: break-word">学习</div>

<div id="textstyle_54" style="FONT-SIZE: 14px; OVERFLOW: hidden; WORD-BREAK: keep-all; LINE-HEIGHT: 150%; WORD-WRAP: break-word">学习</div>

学习。。。

好贴，受教了

<p>不错，能学到不少东西</p>
<p>&nbsp;</p>

好&nbsp; 支持&nbsp; 学习学习

&nbsp;&nbsp; 楼主好。我刚刚进入安防行业，正在学习中，帮帮俺，发一份楼宇对讲的培训资料给我好吗。&nbsp; 谢谢你。&nbsp;&nbsp;&nbsp; 114525947@qq.com

前辈能把你的qq号公布一下吗？这样有什么问题也可以直接聊了。谢谢！