Home / Standards / GBT 24633.2-2009 GBT 24633.2-2009 Geometrical product specifications — Cylindricity — Part 2: Specification operators 产品几何技术规范 圆柱度 第2部分:规范操作集 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A