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為何軸承內徑和外徑全部都走負公差 |
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點評
那為什么英制軸承走正公差?
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點評
軸承和軸不一定是過盈配合的。
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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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