Home / Standards / GB/T 2889.7-2026 GB/T 2889.7-2026 Upcoming Plain Bearings—Terms, definitions, classification and symbols —Part 7: Hydrostatic and aerostatic bearings 滑动轴承 术语、定义、分类和符号 第7部分：液体和气体静压轴承 Standard Type GBT ICS 21.100.10 CCS J12 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-06-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A