Home / Standards / GB/T 30952-2014 GB/T 30952-2014 Active Calibration method of water level gauge test equipment 水位试验台校验方法 Standard Type GBT ICS 07.060 CCS N93 Status 现行 Issue Date 2014-07-08 Implementation 2015-01-10 Responsible Dept 水利部 Drafting Unit N/A