首页 > 公务员 > 其它公务员考试 > 公安消防队 > 消防通信员 > 五类双绞线的传输距离一般是()。

五类双绞线的传输距离一般是()。

A.30M
B.50M
C.100M
D.150M
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正确答案: C
答案分析:
包含此试题的试卷:
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