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wy907522058
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樓主  發(fā)表于: 2013-07-06 14:57
我想學(xué)西門(mén)子PLC與觸摸屏和變頻器通訊，想買(mǎi)本這方面的書(shū)籍，要講解詳細點(diǎn)的，希望大俠們推薦本，小弟不勝感激

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