3143| 7
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轴承配合的问题 |
点评
机械设计手册上有通用原则
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点评
还要分载荷类型吧…………
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Archiver|手机版|小黑屋|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
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