Home / Standards / GB/T 15717-2021 GB/T 15717-2021 Active Test method for vacuum-deposited metal thickness—Electric resistance method 真空金属镀层厚度测试方法 电阻法 Standard Type GBT ICS 55.040 CCS A83 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 国家标准委 Drafting Unit N/A