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2按滚动轴承尺寸大小分类轴承按其外径尺寸大＠小，分为1微型轴承公称外◥径尺寸范围为26mm以下◣的轴承2小型轴承公称外径尺寸←范围为2855mm的轴承3中小型轴承公称外径尺寸范围为60115mm的轴承；常见的轴...
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