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zxll1
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樓主  發(fā)表于: 2007-09-29 11:01
plc接地不好對系統影響很大，上傳一個(gè)接地資料。
附件： plc接地.doc (70 K) 下載次數:583
網(wǎng)站提示: 請不要用迅雷下載附件，容易出錯
taipi-k
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1樓  發(fā)表于: 2008-01-22 18:27
我用的是加隔離變壓器。
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