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全苏国家汽车拖拉机维修工艺科学研究所与中央工艺试验设计局在中亚细亚分支机构,研制成功按径向间隙筛选(检查缺陷)滚珠轴承(图号70-3782-1701)用的
All-Su national car tractor repair process science research institute and the Central Process Design Bureau in Central Asia sub-branches, the successful development of radial clearance screening (inspection defects) ball bearings (Figure No. 70-3782-1701) used