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樓主  發(fā)表于: 2009-06-07 18:25
晶體管輸出型PLC本身有發(fā)脈沖定位功能，大家討論一下在什么情況下需要用1PG，10GM，20GM
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發(fā)帖數量: 88 個(gè)
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1樓  發(fā)表于: 2009-06-08 19:01
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