circular protractor

基本解释圆分度器

网络释义

1)circular protractor,圆分度器2)whole circle protractor,全圆分度器3)half-circle protractor,半圆分度器4)pitch circle,分度圆5)Circle Dividing,圆分度6)graduated arc,分度圆弧

用法和例句

Aim at disadvantages of traditional measuring methods,such as lower precision and complicated operations,a precise measuring method for pitch circle helix angle of involute spur gear by CMM was put forward.

针对渐开线圆柱斜齿轮分度圆螺旋角的传统测量方法精度低、操作复杂等缺陷,提出用三坐标测量机精确测量圆柱斜齿轮分度圆螺旋角的方法,介绍了其测量原理及步骤,并进行了测量精度分析。

Study of the Relationship Between the Number of Test-Points and the Error in Circle Dividing;

通过对圆分度测试时取点数的具体分析研究,说明了测试点数与误差的关系,即测点数太少会漏测粗大误差,从而不能正确地反映仪器的误差,达不到较好的工艺要求。

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