利用空气源热泵来给住房降温及供热，这一潜能正引起越来越多的争论。
There is also a growing debate about the potential of using air-source heat pumps to both cool and heat our homes.
然而由于中国石油与中国石油集团的依存关系，中国石油还要支付大庆的一些主要的旅馆和饭馆还有住房及供热费用，甚至还要付给数以千计的下岗工人工资。
Yet through its ties to CNPC, PetroChina in effect still pays for the main hotel and some restaurants in Daqing, as well as for the housing, heating and even wages of thousands of laid-off workers.
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