所有建筑物和构筑物必须有防雷保护。
Lightning protection must be provided on all tall structures or buildings.
提出了针对智能建筑及其内部的电子设备防雷保护的方案和措施。
Propose the whole lightning protection plan and measures to the intelligent building.
计算机网络电源和信号线路的防雷击保护。
Computer network power source and signal circuit's against thunder stroke protection.
计算机网络电源和信号线路的防雷击保护。
Computer network power source and signal circuit's against thunder stroke protection.
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