The indexes of interpolation operation affect not only the profile precision and surface roughness of the workpiece, but the maximal marching velocity and manufacture efficiency of the machine.
插补运算的指标影响着工件的轮廓精度和表面粗糙度，并且影响机床的最大进给速度和生产效率，所以采用高效的插补算法和控制策略可提高加工精度和生产效率。
The datum line and mainly three profile height parameters of surface roughness are briefly introduced and the operation principle and system structure of AFM.
简要介绍了评定表面粗糙度参数的基准线及其主要的两个轮廓高度评定参数，详细阐述了重庆大学研制成功的一种高精度原子力显微镜——AFM。
The random profile graph experiment has demonstrated the waveform measured by the piezoelectric pickup that can really reproduce the profile of roughness surface.
随机轮廓图形实验，验证了压电传感器测得的波形能真实地复现表面特征的实际轮廓。
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