Home / Standards / GB/T 26958.20-2025 GB/T 26958.20-2025 Active Geometrical product specifications (GPS)—Filtration—Part 20: Linear profile filters: Basic concepts 产品几何技术规范(GPS) 滤波 第20部分:线性轮廓滤波器:基本概念 Standard Type GBT ICS 17.040.20 CCS J04 Status 现行 Issue Date 2025-05-30 Implementation 2025-09-01 Responsible Dept 国家标准委 Drafting Unit N/A