Home / Standards / GB/T 29033-2012 GB/T 29033-2012 Active Calculation method of water-water heat pump units on the basis of thermodynamic perfectibility 水-水热泵机组热力学完善度的计算方法 Standard Type GBT ICS 27.200 CCS J73 Status 现行 Issue Date 2012-12-31 Implementation 2013-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会