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公法线 [gōng fǎ xiàn]
common normal line
- 此误差可通过在公法线长度方向上加大留磨量，进行磨齿予以消除。
The error can be avoided by increasing the gear grinding allowance in length of common normal line to grind gear. - 介绍了齿轮精度检测和齿轮参数测绘中用公法线长度测量的基本原理和基本方法。
Introduces the rationale and techniques of common normal length measurement in the test and mapping of parameters for gears. - 本文先就抛物线齿轮的齿形、基本特性及其公法线长度作一简明论述。
An analysis is made of some fundamental characteristics of the parabolic gears, followed by a brief description of span measurement by vernier calipers.
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