But in fact, the central plains and east area of many places, winter temperatures fall below zero degrees Celsius time more than a month, these areas also have great heating demand.

但事实上，中原和华东地区的不少地方，冬季气温低于零摄氏度的时间超过一个月，这些地区也有着极大的采暖需求。

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But in fact, the central plains and east area of many places, winter temperatures fall below zero degrees Celsius time more than a month, these areas also have great heating demand.

但事实上，中原和华东地区的不少地方，冬季气温低于零摄氏度的时间超过一个月，这些地区也有着极大的采暖需求。

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