气温日变化指一天内气温高低的周期性变化。这种变化离地面愈近愈明显。
结果稻田ch 4排放通量的日变化与气温日变化基本一致。
The daily variation of CH4 emission in late rice paddy field was basically consistent with the daily variation of air temperature.
浅层地温受到地表气温的日、年变化、地形变化、高程变化和地貌变化等的影响，应对实测值进行相应校正。
Shallow earth temperature is influenced by surface temperature change everyday and every year, topographic change, elevation change and surface feature change, so it should be corrected.
确定受日平均气温变化影响较大的人群。
To determine the vulnerable age groups of daily temperature change.
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