无霜空气源热泵技术研究进展
张毅,张冠敏,冷学礼,屈晓航,田茂诚
Research progress on frost-free air source heat pump technology
ZHANG Yi,ZHANG Guanmin,LENG Xueli,QU Xiaohang,TIAN Maocheng
化工学报 . 2020, (12): 5400 -5419 .  DOI: 10.11949/0438-1157.20200268