... earthing conductor 接地线，接地导体 earthing contact 接地触点 earthing of casing 外壳接地，机壳接地 ...
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scraping earthing contact 刮擦式接地触点
Three-phase Rewirable Plug with Earthing-contact 三相四极可拆线插头
Three-phase Flush-type Socket-outlet Earthing-contact 三相四极暗装插座
Three-phase Surface-type Socket-outlet Earthing-contact 三相四极明装插座
Three-phase Non-rewirable Plug with Earthing-contact 三相四极不可拆线插头
Double-pole sockets with earthing contact 带保护触点的两极插座
earthing socket contact 接地插座触点
earthing g contact 接地接点
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