Home / Standards / GB/T 38902-2020 GB/T 38902-2020 Active Determination of hollow fiber membrane cross-section dimensions—Image analysis method 中空纤维膜丝截面结构尺寸的测定 图像分析法 Standard Type GBT ICS 71.040.01 CCS G85 Status 现行 Issue Date 2020-06-02 Implementation 2021-05-01 Responsible Dept 国家标准委 Drafting Unit N/A