Home / Standards / GB/T 15445.3-2025 GB/T 15445.3-2025 Upcoming Representation of results of particle size analysis—Part 3:Adjustment of an experimental curve to a reference model 粒度分析结果的表述 第3部分:试验曲线的参考模型拟合 Standard Type GBT ICS 19.120 CCS A28 Status 即将实施 Issue Date 2025-12-02 Implementation 2026-07-01 Responsible Dept 国家标准委 Drafting Unit N/A