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机械技术提高机床夹具易磨损元件的耐磨性…………………………………………吴栋梁等(1)大功率柴油机连杆CAD……………………………………………………杨伟等(8)瓶盖制盖机凸轮机构的设计…………………………………·……………··杨亚生(132)有效改善三座标测量划线仪精度?
Mechanical technology to improve the wear resistance of machine tool fixture easy to wear ............................................. Wu Dongliang et al (1) high-power diesel engine connecting rod CAD .............................. .............................. Yang Wei et al. (8) Design of the cap mechanism of the cap capping machine ........................................ Yang Yasheng (132) Effectively improve the accuracy of the three-coordinate measuring instrument?