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Terms for subject Telecommunications containing 直通线 | all forms | in specified order only
ChineseEnglish
直接射线通路无线通信direct ray
直达通信线tie line
人工台直通式中继线插人呼叫塞,对方自动出现信号straight-forward trunk
直通电话线路direct call line
直通线direct group
直通线hot loop
直通配线direct distribution