Research on Measuring Technology of Ultraprecision Gear Total Cumulative Pitch Error;
超精密齿轮齿距累积总偏差测量技术的研究
This paper introduces a principle of how to measure individual circular pitch error and total cumulative pitch error,at the same time comparative method is put forward.
文章介绍了单个齿距偏差和齿距累积总偏差的测量原理,同时也介绍了相对法的测量方法。
Calculating the total flow deviation rate of drip-irrigation system based on three deviation rates;
考虑三偏差因素的滴灌系统流量总偏差率
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