Home / Standards / GB/T 33523.70-2020 GB/T 33523.70-2020 Active Geometrical product specification (GPS)—Surface texture: Areal—Part 70: Material measures 产品几何技术规范(GPS) 表面结构 区域法 第70部分:实物测量标准 Standard Type GBT ICS 17.040.20 CCS J04 Status 现行 Issue Date 2020-12-14 Implementation 2021-07-01 Responsible Dept 国家标准委 Drafting Unit N/A