| 摘要 |
<p>A cooling and heating air conditioner is provided that cooling, heating, and the ventilation can be made with cooling-and-heating integrated air conditioner. A cooling and heating air conditioner comprises an air supply chamber(12) in which the air supply outlet(11) is equipped, an exhausting chamber(15) in which the exhaust pipe(14) is equipped, a mixing chamber(21) in which the first heat exchanger and the second heat exchanger are equipped, a machine room having the structure of being put with the exhaust side space, a by-pass device(26) which can circulate a part of exhausted air again.</p> |
