overhead power transmission line

基本解释

Grounding state of Overhead Line Tower in transmission grids has an important significance for security and steady operation of power system.
输电线路杆塔接地状况对电力系统的安全稳定运行具有重要意义。
Off-line fault location for power cable and on-line fault location for overhead transmission line have been accomplished in the past several decades.
本文通过对电力电缆故障离线与在线监测技术的系统分析和比较，选择了最优的特征信号来实现电力电缆故障的在线监测与诊断。
Unreeling and setting the leading string by the aid of dynamic parachute is an effective approach to important power line crossing in the construction of overhead transmission lines.
对于电力架线施工中跨越重要电力线的工程，采用动力伞的飞行技术展放导引绳，是一种有效的方法。