楼主: 18767670086
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[求助] 20CrMnTiH渗碳淬火,磨床后发现有磨削裂纹 |
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发表于 2024-12-5 13:53:06
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发表于 2024-12-5 16:25:36
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发表于 2024-12-5 17:00:16
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发表于 2024-12-5 18:07:07
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发表于 2024-12-6 08:49:15
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