surface calibrate的意思|示意

The surface roughness comparison specimens are used to calibrate the surface roughness of work pieces by comparison. They are widely used in machinery industry.

表面粗糙度比较样块是用比较法检查零件表面粗糙度的一种量具，在机械工业生产中得到广泛的应用。

A nonlinear calibration method based on vanishing-point theorem is applied to calibrate the system and the image features of a free-form surface are enhanced by projecting arrays of dots.

基于灭点理论法进行了系统的非线性标定，采用投射光斑法增加自由曲面的图像特征；