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liu1980
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樓主  發(fā)表于: 2013-06-21 21:06
如題，書(shū)本上一般要求對地電阻、相間電阻0.5-1兆歐，就可使用，咱們領(lǐng)導卻要求500兆歐以上， 后來(lái)又改為200兆歐以上，達不到的不準收貨，頭大啊。
guochunyi
直讀解西門(mén)屏HMI口令 。。。
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1樓  發(fā)表于: 2013-06-22 07:46
繞組對地的絕緣程度，要看電機的使用電壓等級的，正如上面所說(shuō)，維修的質(zhì)量，是一個(gè)綜合指標的。
可直讀解西門(mén)屏HMI各級帳戶(hù)口令,帳戶(hù)登錄權限提升,鎖定帳戶(hù)激活。。。

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