https://www.youtube.com/watch?v=KsGh0wbJWtQ
轴承内外圈间有足够间隙让滚珠进/出入滚道,不用加热。 见YOUTUBE
本帖于 2015-04-06 15:40:40 时间, 由普通用户 tHawk 编辑
https://www.youtube.com/watch?v=KsGh0wbJWtQ
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