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。
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 issues with chemical automatic control system were analysed. The lightningproof methods were explained emphatically.
本文分析了自动化系统的防雷问题，着重阐述了化工自动化控制系统的综合防雷措施。
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