短语词组短語azeotropic c mixture refrigerant 共沸溶液制冷劑Near azeotropic mixture refrigerant 近共沸制冷劑non -azeotropic mixture refrigerant [制冷]非共沸溶液制冷劑Near -azeotropic refrigerant mixture 近共沸混郃物 返回 azeotropic mixture refrigerant