楼主: 王工
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[剃齿] 从事剃齿工作者请进 |
发表于 2010-5-19 21:34
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发表于 2010-5-19 23:05
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发表于 2010-5-20 09:11
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发表于 2010-5-20 23:31
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发表于 2010-5-22 21:27
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点评
杨大侠说的太好了,我们也做过用豆油做切削油的实验,结果机床表面被油垢包着,难清理
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