Communication network is concerned on system power supply, wire select, network top and earthing.
通信组网主要涉及系统供电、线缆选择、线路拓扑和接地等。
The importance of earthing electric equipment was analyzed for system safety.
论述了电气装置接地对于系统安全的重要性。
The importance of earthing electric equipment was analyzed for system safety.
论述了电气装置接地对于系统安全的重要性。
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