Home / Standards / GB/T 42020-2022 GB/T 42020-2022 Active Specification for measuring laboratory power source characteristics 实验室电源特性的测量规范 Standard Type GBT ICS 29.220 CCS N29 Status 现行 Issue Date 2022-10-14 Implementation 2023-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A