6107| 11
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滲碳淬火不是表面處理嗎,為什么對淬透性有很高的要求? |
點評
一定材質的軋輥其淬火深度是有極限值的
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點評
本質所在
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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