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为了不断提高工模具的使用寿命,我所于75年来,在省科委、冶金局、国防工办、五机局、机械局等上级部门的支持下,先后在国营洪源机械厂、长沙汽车电器厂、长沙铁道学院、省机械研究所、湘潭大学、长沙轴承锻造厂、长沙标准件总厂、长沙自行车总厂、长沙市电池厂、株洲市标准件厂等单位大力协作试用下,通过数年来研制
In order to continuously improve the service life of tooling and die, I have been in the 75 years, with the support of the Provincial Science and Technology Commission, the Metallurgical Bureau, the National Defense Agency, the Fifth Machinery Bureau, the Bureau of Machinery and other higher authorities, successively in the State-Hongyuan Machinery Factory, Changsha Automobile Electrical Factory, Changsha Railway Institute, Institute of Machinery, Xiangtan University, Changsha Bearing Forging Factory, Changsha Standard Parts Factory, Changsha Bicycle Factory, Changsha City Battery Factory, Zhuzhou City Standard Factory and other units vigorously collaborative trial, by the number Years of development