<p><strong><font face="楷体_GB2312" color="#0000ff" size="4">这是由于水晶头的金属片和主机的金属体存在较高的电位差所致.</font></strong></p>
<p><strong><font face="楷体_GB2312" color="#0000ff" size="4"></font></strong> </p>
<p><strong><font face="楷体_GB2312" color="#0000ff" size="4">可能是网络交换机和电脑主机接地不良或接地电阻大,</font></strong></p>
<p><strong><font face="楷体_GB2312" color="#0000ff" size="4"></font></strong> </p>
<p><strong><font face="楷体_GB2312" color="#0000ff" size="4">或者没有单点接地.</font></strong></p> |