零件边界 meaning in English

part boundary

Contour smooth technique in cae - oriented die - face design for automotive panel
的汽车覆盖件模面设计中零件边界光顺技术
However , the industrial ct images can ’ t be directly recognized by nc machine not even manufacturing it . to the question , the methods of getting contour data from images and then turning it into nc codes are researched in this paper
针对这一问题,本文研究了从图像上提取零件边界点数据,然后将边界点数据直接转换生成nc代码的方法,并开发了相应的软件。