<P>我估计你指的是"普通型市话电缆"全称是铜芯聚烯烃绝缘铝塑综合护套市内通信电缆,它主要用于传输音频、150kHz及以下的模拟信号和2048kbit/s及以下的数字信号,也适用于ADSL(非对称数字用户线)和ISDN(综合业务数字网)的等数字传输网络。市内通信电缆主要用于城镇的本地电信网线路,有多种型号以满足在架空、管道、直埋等环境中敷设。当缆芯中有高频隔离带时,可在全部线对上开通PCM一次群。</P>
<P align=left><FONT color=#000000>对数规范: <p></p></FONT></P>
<P align=left><FONT color=#000000> 5/10/20/30/50/100/200/300/400/600/800/900/1000/1200/1400/1600/1800/2000/2400/2700<p></p></FONT></P>
<P>作为工程商我个人觉得了解到他的分类和应用就可以了。其他内容你可以自己查查:</P>
<P align=center><FONT color=#000000>市内通信电缆型式中的代号及含义</FONT></P>
<DIV align=center>
<TABLE cellSpacing=0 cellPadding=0 border=1 .5pt? windowtext solid mso-border-alt: fixed; mso-table-layout-alt: 5.4pt; 0cm 5.4pt mso-padding-alt: collapse; BORDER-COLLAPSE: none; medium BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP:>
<TR 25.5pt?>
<TD width=97 colSpan=3 windowtext 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: 25.5pt? HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: 73pt; WIDTH: PADDING-BOTTOM: white; BACKGROUND: PADDING-LEFT: PADDING-RIGHT:>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>分 类
</FONT>
<p></TD>
<TD width=96 colSpan=2 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: white; BACKGROUND: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; 72pt; #c0c0c0;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>导 体
<p></FONT>
<p></TD>
<TD width=120 colSpan=2 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: white; BACKGROUND: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; 90pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>绝 缘
<p></FONT>
<p></TD>
<TD width=136 colSpan=2 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: white; BACKGROUND: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; 101.95pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>护 套
<p></FONT>
<p></TD>
<TD width=107 colSpan=2 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: white; BACKGROUND: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; 80.3pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>特 征
<p></FONT>
<p></TD></TR>
<TR 25.5pt?>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>代号
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt; .5pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>含义
<p></FONT>
<p></TD>
<TD width=48 colSpan=2 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt; .5pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>代号
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt; .5pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>含义
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 36pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>代号
<p></FONT>
<p></TD>
<TD width=72 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 54pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>含义
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 36pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>代号
<p></FONT>
<p></TD>
<TD width=88 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 65.95pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>含义
<p></FONT>
<p></TD>
<TD width=49 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 36.45pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>代号
<p></FONT>
<p></TD>
<TD width=58 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: 25.5pt; #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 43.85pt;>
<P align=center 0cm 0cm; center? TEXT-ALIGN: 0pt -5.35pt><FONT color=#000000>含义
<p></FONT>
<p></TD></TR>
<TR 19.85pt?>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>H
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt; .5pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>通
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>信
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>电
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>缆
<p></FONT>
<p></TD>
<TD width=48 colSpan=2 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt; .5pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>省略
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 36.25pt; .5pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>铜
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 36pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>Y
<p></FONT>
<p></TD>
<TD width=72 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 54pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>实心
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>聚烯烃
<p></FONT>
<p></TD>
<TD width=48 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 36pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>A
<p></FONT>
<p></TD>
<TD width=88 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 65.95pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>铝塑粘结综合护套
<p></FONT>
<p></TD>
<TD width=49 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 36.45pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>T
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>G
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>C
<p></FONT>
<p></TD>
<TD width=58 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: mso-border-left-alt: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: .5pt; 43.85pt; 19.85pt;>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>填充式
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>隔离式
<p></FONT>
<p>
<P align=center 0cm center? TEXT-ALIGN: 0pt;><FONT color=#000000>自承式
<p></FONT>
<p></TD></TR>
<TR 19.85pt?>
<TD width=556 colSpan=11 .5pt? windowtext solid 5.4pt; BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: HEIGHT: solid; 0.5pt 0cm; PADDING-TOP: WIDTH: PADDING-BOTTOM: PADDING-LEFT: PADDING-RIGHT: #c0c0c0; mso-border-top-alt: transparent; BACKGROUND-COLOR: 19.85pt; 417.25pt;>
<P 0cm 0pt; 21pt? TEXT-INDENT:><FONT color=#000000>注:几种特性同时存在时排列次序为T、G、C。
<p></FONT>
<p></TD></TR>
<TR height=0>
<TD width=48 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=48 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=1 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=48 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=48 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=48 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=72 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=48 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=88 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=49 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD>
<TD width=58 BORDER-BOTTOM: BORDER-LEFT: BORDER-TOP: #c0c0c0; BACKGROUND-COLOR: transparent?><FONT color=#000000></FONT></TD></TR></TABLE></DIV>
<P 0cm 0pt?><FONT color=#000000></FONT></P>
[此贴子已经被作者于2005-12-20 17:02:51编辑过]
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