air conditioner may not work if outside temp is below freezing

air conditioner may not work if outside temp is below freezing

所有跟贴·加跟贴·新语丝读书论坛

送交者: 你太有才了于 2009-01-30, 16:51:19:

回答: 为什么空调冬天烧气,而不是把热从外往里搬呢? 由 008 于 2009-01-30, 16:32:03:

是这样的。如果制冷功率大于输入功率， - 008 (237 bytes) 2009-01-30, 22:41:21 (296502)