The raw data output from the measuring equipment for surface roughness and coating thickness must be attached to all required documentation.
对所需的所有文档还必须附上测量设备测量表面粗糙度和涂层厚度时输出的原始数据。
2
A new method for measuring surface roughness with laser has been developed.
本文介绍了一种利用激光测量粗糙度的新方法。
3
Based on the theory that electromagnetic waves are reflected by metal surface, a new method is presented using microwave measuring technology for surface roughness measurement.