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gangong
級別: 家園�？�
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樓主  發(fā)表于: 2020-03-14 16:28
做什么多難了，做維修真是難了。做電路維修更是不容易阿。
marine1981
級別: 探索解密
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1樓  發(fā)表于: 2020-04-27 21:23
大型生產(chǎn)線(xiàn)一般都不加密，當然小公司也做不了，都是工程公司搞的，配到的電氣圖紙、備件資料、說(shuō)明書(shū)、維修保養手冊一應俱全。小型的非標自動(dòng)化設備，門(mén)檻低，做的人很多，不得不設置密碼以保護自己。

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