变，降低了精密机械工程 (precision mechanical engineering)的重要性，从而为很多 原先复杂的生产工序向国外转移提供了可能性或便利条件。
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o precision mechanical engineering 精确坏工程 ; 精确机械工程
Precision mechanical engineering consultants 精密机械工程顾问
Design of mechanical precision is a compulsory subject for machinery speciality of engineering college and the teaching quality of its experiment course plays an important role.
机械精度设计是工科院校机械类专业的必修课，其实验课的教学质量至关重要。
The main measures for remanufacturing include: (1) to repair the worn, flawed parts with surface engineering technologies to recover the mechanical precision;
再制造的主要内容包括采用表面技术修复机床的磨损、划伤表面，恢复并提高机床的机械精度；
Mr. Bai got B. A. of Technology from the Optics engineering department of Changchun Optics Precision Mechanical School. Mr.
白继迅先生毕业于长春光学精密机械学院光学工程系，获工学学士学位。
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