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281317543
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樓主  發(fā)表于: 2009-03-07 23:49
小弟新手,最近報考了高級電工,.請教各位師傅,高級電工的考試內容與歷屆的難易程度!!1!!!!!1
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1樓  發(fā)表于: 2009-03-09 21:30
三菱PLC    直流調速514C  西門(mén)子變頻器3段速和電子技術(shù)基礎還要會(huì )用示波器  三相整流

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