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[讨论] 公法线和跨棒距哪个测的齿厚最准确 |
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点评
跨棒距引入了两个甚至三个量球(量棒),增加了额外的误差,并且测量操作相对公法线千分尺来说比较复杂,尤其是大型齿轮测量量棒距更困难,所以普通减速器齿轮可以考虑优先用公法线
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