GB/T 307.1-2017滚动轴承向心轴承产品几何技术规范(GPS)和公差值国家标准
英文:Rolling bearings—Radial bearings—Geometrical product specifications (GPS) and tolerance values GB/T 307.1-2017介绍: 国家标...
英文:Rolling bearings—Radial bearings—Geometrical product specifications (GPS) and tolerance values GB/T 307.1-2017介绍: 国家标...