roughness measurement的用法和样例：
例句
- In this paper,a method of Vacuum measurement and calibration of vacuum interrupter will be introduced.
详细介绍了一种真空开关管真空度测量及校准方法。 - The choice of thesemple steps for linearity measurement ought to determine the requirement of accuracy of measurement.
因此，直线度测量采样间距的选择应按测量准确度要求来确定。
