楼主: sun58243439
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[求助] 40Cr锻件调质开裂原因求助 |
发表于 2010-6-27 11:38:38
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发表于 2010-6-28 12:38:44
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发表于 2010-6-28 14:52:26
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发表于 2010-6-30 00:22:45
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发表于 2010-7-1 16:20:29
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发表于 2010-7-1 16:36:06
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