Monitor building lightningproof grounding & power grounding systems.
监督检查建筑物防雷接地和电力接地系统。
It is pointed out that in modern lightningproof and grounding systems, it is the structure of the equipotential system not the grounding resistance that matters.
强调了在现代防雷接地系统中，重要的是等电位系统的结构而不是接地电阻阻值的大小。
Lightningproof design for the oil tank ventilation pipeline of man-made cave oil depot is an important part of safe design.
油料洞库油罐通气管道防雷设计是油料洞库安全设计的重要组成部分。
Lightningproof design for the oil tank ventilation pipeline of man-made cave oil depot is an important part of safe design.
油料洞库油罐通气管道防雷设计是油料洞库安全设计的重要组成部分。
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