| 摘要 |
The air conditioner comprises a casing(10) with intake & outlet(3), a heat exchanger(4) set in the casing, and fans (6a,6b) & spiral casings (la,lb) set in the heat exchanger. The centrifugal fans(6a,6b) of backward wings are set in a row. The effects of this air conditioner are to decrease the noise and to increase the blow efficiency.
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