Home / Standards / GB/T 10089-1988 GB/T 10089-1988 Abolished Accuracy of cylindrical worm and wormwheel 圆柱蜗杆、蜗轮精度 Standard Type GBT ICS 21.200 CCS J17 Status 废止 Issue Date 1988-12-10 Implementation 1989-10-01 Responsible Dept 国家标准委 Drafting Unit N/A