May regulate power, three of heating...

可调节功率，三管取暖。

youdao

Supermarkets tend to be warehouses that need plenty of lighting, heating and refrigeration (about three-quarters of a supermarket's energy is used to refrigerate and freeze food prepared elsewhere).

超市往往像仓库一样需要足够的照明，取暖和制冷（超市大约有四分之三的能量用来制冷以及冷冻其他地方准备好的食品)。

youdao

Satellite imagery reveals rapidly melting ice sheets in the Arctic, a region which is heating up three times more quickly than the rest of the Earth.

从卫星影像中可以发现，北极地区冰盖迅速融化，其升温速度比地球其它地区要快2倍(是地球其它地区的3倍)。

youdao

More than three billion people are at risk from indoor air pollution because of the heating or cooking fuels they use.

VOA: special.2010.02.01

She says a contribution of more than three million Euros from Italy will be used to provide winter kits, including heating fuel to vulnerable families.

VOA: standard.2009.09.13

And they reckon that, overall, the surface of the sea becomes two or three times warmer at the high point of the cycle than mere solar heating can account for.

ECONOMIST: The earth��s climate: Solar rash and earthly fever | The