SHAKE型格
中国机电工业
第一高尔夫
时代报告
出展世界
中国经贸
简介：Developed heating and cooling Hybrid System withgas mixture sourced heat pump, heating boiler andsolar air heater is energy efficient, cost effective andenvironmentally safe and, therefore, can berecommended for wide implementation.
简介：Developed heating and cooling Hybrid System withgas mixture sourced heat pump, heating boiler andsolar air heater is energy efficient, cost effective andenvironmentally safe and, therefore, can berecommended for wide implementation.