telephone line [通信] 电话线 ; [通信] 电话线路 ; 电话
Fire telephone line [安全] [通信] 火警电话线 ; 消防电话线 ; 火警电话专钱
Ordinary Telephone Line 普通电话线
Dual-port Telephone Line 双头电话线 ; 双头
leased telephone line 租用电话线 ; 专用电话线
pin insulator for telephone line 电话线路针式绝缘子
telephone line equalizer [通信] 电话线路均衡器
main telephone line 电话主线
telephone line patch 电话线路修补 ; 电话线插线
Telephone Line Simulator 电话线路模拟器
That staff can do this without needing a fixed telephone line provides even more efficiency savings.
员工不需要固定电话线也能完成这项工作，这就节省了更多的效能。
The copper telephone line that ran to every house was regulated as a common carrier.
铺到每户的铜芯电话线路作为运输业运营商进行管制。
At first, consumers reached the Internet through a call over a telephone line to an internet-service provider.
起先，消费者通过电话线路向一个互联网服务提供商发送呼叫来上网。
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