Home / Standards / GB/T 38879-2020 GB/T 38879-2020 Active Particle—Size analysis—Color image analysis methods 颗粒 粒度分析 彩色图像分析法 Standard Type GBT ICS 19.120 CCS A28 Status 现行 Issue Date 2020-06-02 Implementation 2020-09-01 Responsible Dept 国家标准委 Drafting Unit N/A