protective earthing

基本解释

The relations between protective earthing , touching voltage and walk voltage are discussed in the article.
該文對保護接地、接觸電壓、跨步電壓間的關系進行探討。
This paper analyses the principle and functions of protective earthing and hanging earthing conductor , and analyses the existing problems in practice.
分析了保護接地和掛接地線的工作原理、作用以及使用過程中存在的問題，值得工鑛企業安全用電借鋻。
Main types of earthing in industrial plants include operational earthing, protective earthing, shielding earthing, electrostatic- proof earthing and lightning-proof earthing etc.
工廠中接地的種類主要有工作接地、保護接地、屏蔽接地、防靜電接地和防雷接地等。