GB/T 38192-2019注射成型塑料圆柱齿轮精度制轮齿同侧齿面偏差和径向综合偏差的定义和允许值国家标准
英文:Injection molding plastic cylindrical gears tolerance classification system—Definitions and allowable values of devia...
英文:Injection molding plastic cylindrical gears tolerance classification system—Definitions and allowable values of devia...