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全塑市内通信电缆线路为双线回路,因此构成线对(组),为了减少线对间的电磁耦合,提高线对间的抗干扰能力,便于电缆弯曲和增加电缆结构
分类: 通信专业业务
发布时间: 2023-11-19 12:44
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全塑市内通信电缆线路为双线回路,因此构成线对(组),为了减少线对间的电磁耦合,提高线对间的抗干扰能力,便于电缆弯曲和增加电缆结构的稳定性,线对应当进行扭绞。( )
A.对
B.错
正确答案是A
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