In Denmark, there can be up to 17 hours of darkness per day in winter, and the average temperature is around 0℃.
在丹麦，冬天每天有长达17个小时的黑夜，平均气温在0℃左右。
By means of the five day overlapping average, the geographic distributions of the occurrence of the coldest date and daily mean temperature in China are analyzed in the pa-per.
采用五天滑动平均方法，对我国最冷日期及其日均温的分布特征进行了气候分析。
The correlation between day blooming number and average temperature may be expressed in exponential curves.
日开花数与平均气温呈指数曲线相关。
The correlation between day blooming number and average temperature may be expressed in exponential curves.
日开花数与平均气温呈指数曲线相关。
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