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xbl2018
龍兒
級別: 工控俠客
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注冊時(shí)間: 2007-09-20
最后登錄: 2025-05-31
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樓主  發(fā)表于: 2014-10-22 12:58
做同樣的設備，程序是之前的，但要布線(xiàn)做電箱，怎么收費比較合理��！
工控狂人
級別: 探索解密
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在線(xiàn)時(shí)間: 15(小時(shí))
注冊時(shí)間: 2014-09-03
最后登錄: 2015-04-19
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1樓  發(fā)表于: 2014-11-03 21:06
材料費用加上人工工時(shí)費加上你想要的百分之幾的利潤就好了哇，人啊有時(shí)候還是不要太貪心的好

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