Power is fed into the electricity line through an underground cable.

电力通过地下电缆传输给这条电线。

The electricity line is fed with power through an underground cable.

这条电线的电源是通过地下电缆传输的。

To be replaced underground cables, temporary cable that will be removed.

待地底电缆更换后，临时电缆即会拆除。

Overhead lines have more outages than underground cable per unit length, but the outages are usually shorter in duration.

架空线路单位长度的停电数要比地下电缆的多，但停电持续时间短。

Francois Couder, 43, began working at the age of 17 laying underground cable in hazardous conditions for state-run France Telecom.

Francois Couder, 43岁，从17岁时就开始为国有的法国电信工作：在比较危险的环境中铺设地下电缆。