In the operation process of CNC machining center, the first is based on the design drawings and the technology of machining workpiece processing program, and then enter the CNC machining center.
在CNC加工中心运行过程中，其首先是根据工件设计图件和加工技术进行加工程序的编程，然后输入CNC加工中心中。
Design and manufacture technologies based on features are introduced. Extraction technology of machining features from design features is studied.
阐述基于特征的设计和制造技术，以及设计特征向加工特征的转换技术。
The design and machining technology of its molding part, the design of the injecting system and other structures, as well as the working process of the mould are specified in detail.
详细地叙述了模具成型零件的设计与加工工艺过程，浇注系统和其它结构的设计过程，以及模具工作过程。
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