Home / Standards / GB/T 12452-2022 GB/T 12452-2022 Active General principles of water balance test 水平衡测试通则 Standard Type GBT ICS 17.120.01 CCS F04 Status 现行 Issue Date 2022-07-11 Implementation 2022-11-01 Responsible Dept 国家标准委 Drafting Unit N/A