机器维护相关知识(电子，机械……)焊接和机加工。
Knowledge about machine maintenance (electrical, mechanical...), welding and machining.
产品：铝压铸，铝型材，金属，机加工，玻璃，塑料，焊接的和电子零件及组装等。
Products: Aluminum Die-casting, Aluminum Profiles, Sheetmetal, Machining, Glass, Plastics, Welded parts, Electronics and Mechanical Subassemblies.
介绍了钛隔离套制造工艺的研制过程，成型、 焊接、线能量控制、焊接实验及评定、 热处理、机加工和检验。
The research work, fabricating, welding, heat-input control, welding test and evaluation, heat treatment, machining and inspection of titanium distance sleeve are presented here.
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