1.The cause of the packet energy variation is wave-flow interaction produced by temporal variation of the wind.
能量变化的实质是，风场的时变性引起了波流相互作用。
2.At the regional scale, the content of soil nitrogen presented obvious spatial-temporal variation characteristics.
区域尺度下成都平原土壤氮素含量呈现明显的时空变异特征。
3.The temporal variation of Chinas grain production development is studied comprehensively and systematically in this paper.
文章对我国粮食生产发展的时序变化进行了全面系统的研究。
4.Could simply be the natural temporal variation of the stress field in the earth's lithosphere.
可能只是地球岩石圈（岩石圈是地球外部的固体部分）中应力场的自然的暂时变异。
5.In certain cases the temporal variation is more complicated.
在某些情况中，时间上的变化更为复杂。
6.Using Panjiakou Reservoir water quality monitoring data from 1986 to 2006, the temporal variation of water quality was analyzed.
采用1986~2006年潘家口水库水质监测资料，分析水质时空变化规律。
7.On the other hand, the temporal variation of the fluxes for anthropogenic elements was much less.
人为元素沉降通量的季节差异要小得多。
8.Temporal variation of aerosol properties at a rural continental site and study of aerosol evolution through growth law analysis
郊外陆地站点气溶胶的瞬时变化和用增长规律分析的气溶胶演变
9.Analysis of Spatial-temporal Variation of Precipitation in the Upper Reach of the Yellow River and Its Circulation Characteristics
黄河上游降水的时空变化及其环流特征
10.Spatial-Temporal Variation of Soil Moisture and Its Spatial Correlations with Soybean Yield in Black Soil Sloping Farmland
黑土坡耕地土壤湿度时空演变及其与大豆产量空间相关性分析