heat exchanger efficiency degree
summer-heat[-heat] syndrome
degree-degree relativity
annual useful heat supplied by heat pump plant
Combined type heat pipe heat
constant-heat equivalent heat drop method
convection heat exchange and heat conduction
dampness-heat syndrome with predominant heat
formula for clearing heat and anti-summer- heat
four heat reservoir absorption heat transformer
four-heat-reservoir heat-transformer cycle
four-heat-source absorption heat-pump
heat charge per heat consumption
Heat conduction type’s heat measure
heat convective and heat transfer
heat engine-heat pump unit
heat exchange of heat pipe
heat gain by heat transfer