The mean temperature of the city is 20 degrees Celsius.

这个城市的平均气温是20摄氏度。

The abnormal air temperature may occur while monthly mean temperature is normal in winter;

冬季月平均气温正常，仍可出现异常或明显偏冷的低温；

Urban heat island effect on annual mean temperature during the last 50 years in China.

在中国近50年期间年平均温度对城市热岛影响.

EXPLAIN WHY station III has the highest annual mean temperature among the three stations.

解释为何三个气象站中气象站三有最高的年平均温度?

The heat resource is analyzed with the data of the daily mean temperature of the meteorological stations in Pengzhou city.

利用彭州市境内市气象站、新兴、白果坪的日平均气温资料，进行热量资源分析。

They remove the variation in anti-depressant prescriptions associated with the general change in monthly mean temperature from the equation.

他们将开抗抑郁处方的数量跟每个月的温度变化对比。

There is little difference between the two mean temperature fields, except that the slope of the isotherms appears to be somewhere greater in the right panel.

这两个平均温度场没有什么差异，除了右图等温线的坡度似乎略为大一些之外。

Combining this with historical data, the researchers determined that a mean temperature of zero degrees centigrade in winter months is the lowest the snails can survive at.

结合历史数据，他们得出冬季平均温度0摄氏度是钉螺可生存的最低温度。