大气密度和温度的变化加上尘埃负荷。但是要意识到地球的自转和轨道处于不断的修正中。
Change in atmospheric density and temperature plus dust loading. But be aware that the planet's spin and orbit are being modified.
该文研究了东北地区夏季温度与地球自转速度变化的关系。
The relationship between temperature of Northeast China in summer and the earth rotation speed is studied.
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