求翻译：学习机械产品从原材料---毛坯生产---机械加工---产品销售的全过程。对典型零件的加工工艺、部件及整机装配的全过程进行实习。是什么意思？

Learning rough mechanical products from raw materials production --- --- --- machining the entire sales process. Processing of typical parts, parts and machine assembly of the whole process of training.

Learning mechanical products from raw materials - rough production machinery processing - - - - Sales of the products in the entire process. The typical components of processing technology, components and assembling the whole process internship.

Study mechanical product from raw material---Semifinished materials production---Machine-finishing---Product sale entire process.To the typical components processing craft, the part and the complete machine assembly entire process carries on the practice.

Learning machinery from raw materials---rough machining production------sales process. On typical parts processing technology, components and placement in the whole process of machine Assembly.

Learning machinery products from raw materials production------rough machined---the whole process of product sales. On typical parts processing technology, components and placement in the whole process of machine Assembly.