3523| 12
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设计的既定知识点 |
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点评
即使316等奥氏体钢如果有冷作硬化也会带磁,使用中应予以注意
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小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
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