A.250V B.260V C.270V D.280V
A.室內機過濾網(wǎng)臟 B.堵室外機風扇扇葉破損 C.空調工作量大 D.毛細管堵塞
A.室內機過濾網(wǎng)臟堵 B.室外機風扇扇葉破損 C.天氣冷 D.毛細管堵塞