Home / Standards / GB/T 41703-2022 GB/T 41703-2022 Active Design, installation and acceptance specifications for commercial & industrial and similar heat pump hot water system 商业或工业用及类似用途的热泵热水系统设计、安装、验收规范 Standard Type GBT ICS 27.200 CCS J73 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