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xiaoyan88
級別: 網(wǎng)絡(luò )英雄
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樓主  發(fā)表于: 2012-03-15 18:44
兩臺機 一只手放在這臺機上 另一只放在另一臺機 接了地線(xiàn) 有電壓打人是什么原因呢
李想
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1樓  發(fā)表于: 2012-03-16 12:36
接地線(xiàn)是所有設備共用一條，還是分開(kāi)接地呀，接地電阻怎樣，接零和接地不要搞混了

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