This article analyzes the selection forms of protection earthed system of low Pressure switch of civil buildings, and studied construction request of guard Wire (PE) earthed system.

分析民用建筑低压配电保护接地系统的选用型式，浅论了系统的保护线(PE)接地装置施工要求。

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It was just hanging there next to the main wire harness guard bracket.

这只是挂有旁边的后卫主要线束支架。

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High stone walls topped with snaky concertina wire, set off at intervals by looming guard towers.

顶部装着蛇腹式铁丝网的高高的石墙，被渐渐隐现的哨塔隔开。

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He sped away to his large compound on the outskirts of Islamabad that is protected by high walls, razor wire and guard towers.

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And I recall how he showed me the barbed-wire fences and the guard towers.

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One famous photo shows border guard Conrad Schumann, rifle casually slung on his shoulder, leaping over coils of barbed wire on Bernauer Strasse.

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