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autotad
軟包裝機械維修
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樓主  發(fā)表于: 2011-05-05 16:52
各位工控達人，想問(wèn)下在購買(mǎi)西門(mén)子PLC S7-200如何辯別真假？大家多給給意見(jiàn)，謝謝！
z7001
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1樓  發(fā)表于: 2011-06-25 18:34
聽(tīng)說(shuō)有，還很多
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