optical projection instrument
常见例句
- The instrument obtains 2-D data of the screw axis profile section by linear matrix CCD through with optical projection and machine driving, and then works out its parameters.
它采用光学投影的方法，结合机械传动，通过线阵CCD器件，获取螺纹轴剖面外轮廓的二维数据，通过微机处理以后，得到螺纹的几何参数。 返回 optical projection instrument