overhead power transmission line

基本解釋

Grounding state of Overhead Line Tower in transmission grids has an important significance for security and steady operation of power system.
輸電線路桿塔接地狀況對電力系統(tǒng)的安全穩(wěn)定運行具有重要意義。
Off-line fault location for power cable and on-line fault location for overhead transmission line have been accomplished in the past several decades.
本文通過對電力電纜故障離線與在線監(jiān)測技術的系統(tǒng)分析和比較，選擇了最優(yōu)的特征信號來實現(xiàn)電力電纜故障的在線監(jiān)測與診斷。
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.
對於電力架線施工中跨越重要電力線的工程，採用動力繖的飛行技術展放導引繩，是一種有傚的方法。