Home / Standards / GB/T 38518-2020 GB/T 38518-2020 Active Measurement of coating thickness on flexible film substrate 柔性薄膜基体上涂层厚度的测量方法 Standard Type GBT ICS 25.220.01 CCS A29 Status 现行 Issue Date 2020-03-06 Implementation 2021-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A