The COP of the ground source heat pump is higher than that of the air source heat pump because of the soil annual temperature change characteristics.
由于土壤温度的全年温度变化特性，地源热泵比空气源热泵具有更高的COP。
And we found that the change of July temperature has important contribution to the variation of annual temperature.
七月均温的变化对年均温的变化有重要贡献。
The major factors that influence isotopic composition of cave drip water are mean annual air temperature, mean annual rainfall and change in moisture source.
影响洞内滴水的稳定同位素组成的因素主要是年平均气温、年降雨量以及降水气团的来源的变化。
Based on the annual mean temperature data of 70 meteorological stations in Inner Mongolia from 1961 to 2006, the trend of temperature change was analyzed in recent 46 years.
利用内蒙古70个气象站1961—2006年年平均气温资料，分析了近46年来内蒙古气温变化趋势。
The observed data of temperature during 1954~2003 in Hotan area were used, the annual and seasonal change trends are analyzed by moving-average method;
本文采用和田地区1954—2003年气温实测资料，使用滑动平均法计算气温年际及季节变化趋势；
The results showed that change characteristics and the future trends of the temperature and annual precipitation were not same entirely.
结果表明，该地区气温和年降水量的变化特点与未来趋势不尽相同。
From annual change of the tropopause height, it was negatively related to lower stratospheric temperature and positively associated with the troposphere temperature, and there was seasonal difference.
从平均对流层顶高度的年变化看来，对流层顶高度与平流层低层温度呈负相关，与对流层温度呈正相关，且存在季节差异。
From annual change of the tropopause height, it was negatively related to lower stratospheric temperature and positively associated with the troposphere temperature, and there was seasonal difference.
从平均对流层顶高度的年变化看来，对流层顶高度与平流层低层温度呈负相关，与对流层温度呈正相关，且存在季节差异。
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