The system obtains 2-D data of the thread axis profile section by CCD with optical projection and machine driving.
该系统采用光学的方法,借助机械传动通过CCD摄像,获取螺纹轴剖面外轮廓的数字图像。
The principia of designing plastic profile section was presented. The faultful profile sections were analyzed, and the modified scheme about the profile section was put forward.
介绍塑料异型材截面设计时应注意的原则,结合塑料异型材截面设计的实例进行分析,并提出修改方案。
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