肋片管换热器
tube bank fin heat exchanger
finned-tube heat exchanger
肋片管式冷凝换热器
fin-tube condensing heat exchanger
内螺纹外肋片铸铁换热管
Cast iron heat exchange tube with inner corrugation and outer fins
铜管铝肋片散热器
aluminum-finned copper-tube radiator
半传热热量计
semiadiabatic calorimeter method
采集凝固热热泵
heat pump with freezing heat collection