circular pitch measurement [计量] 周节测量 ; 周节丈量
base pitch measurement [计量] 基节测量
bi-pitch measurement 双节距法测量
principle of pitch measurement 节距测量法原理
thread pitch error measurement 螺距误差测量
accumulative pitch error measurement [机] 螺距累积误差测量
measurement of pitch error [计量] 周节误差测量
measurement of accumulative pitch error [计量] 周节累积误差测量
Typically, 60-tooth, 16 - pitch gears provide the optimum characteristics for RPM measurement, but other gear types can serve special application needs.
通常情况下，60齿，16 -沥青齿轮转速的测量提供了最佳的特点，但其他类型渔具，可以为特殊应用的需要。
Because the measurement standard of grating system is grating pitch, compared to usual interferometer, diffractive grating, system reduces environment influence on measurement accuracy.
由于光栅干涉测量系统以光栅栅距作为测量基准，相对于传统干涉仪，光栅尺系统受环境因素造成的测量误差影响较小。
A simple, easy to use, correct and reliable for measurement of single pitch diameter of inner thread is provided.
提供了一种简便易行、准确可靠的测量内螺纹单一中径的手段。
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