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tongyi123
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樓主  發(fā)表于: 2012-04-22 14:11
西門(mén)子PLC中的累加器在一個(gè)程序里怎么無(wú)限制被用來(lái)用去而沒(méi)有混亂呢？累加器在程序中的最終值是多少應如何判斷？哪位大俠能詳細解說(shuō)一下。謝謝！

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