发布时间:2025-01-31 06:32:37
有三种形式。
1、滚珠导轨形式。导轨以滚珠作为丝筒的滚动体,运动灵敏度好,定位度高。
2、滚柱导轨形式。导轨的承载力及刚度都比滚珠导轨要大,但对于安装的要求也高。
3、滚针导轨形式。滚针导轨的滚针比同直径的滚柱长度更长。滚针导轨的特点是尺寸小,结构紧凑。
morphy richards 摩飞 mr9600 便携榨汁机适用对象
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