楼主: bianjia
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麻花钻9.5的钻头可以钻出9.52的孔吗? |
发表于 2010-11-11 18:17:15
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发表于 2010-11-18 15:02:14
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发表于 2010-11-18 15:50:41
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发表于 2010-11-18 18:47:10
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