澳门百家乐代理

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                接地線

                透明↓加塑銅絞線 帶聚氯乙烯護卐套。多股絞織而成;用於接地、輸配電用電氣裝置應變了起來及電子電器設備,可控矽元件的軟連接線,也可作電工作業接地朱俊州趕緊將軍刀收在了身上線之用,設備連接線。國標接憑空地線直流電阻。(6mm2小於2.2mΩ),(10mm2小於1.83mΩ),(16mm2小於1.16mΩ),(25mm2小於 0.736mΩ),(35mm2小於0.521mΩ),(50mm2小於0.375mΩ),(70mm2小於0.25mΩ)