The results showed that methane emission had obvious daily and seasonal variation law in rice-duck complex ecosystem.
结果表明：稻鸭复和生态系统中甲烷排放具有明显的日变化规律和季节变化规律。
With the increase of soil depth, daily variation amplitude of soil temperature decreases.
随着土壤深度的增加，地温日变幅逐渐减小。
The result shows that there exists the influence of sun activity on the atmosphere not only in long period variation but also in daily variation.
结果表明，太阳活动对大气的影响，不仅在长周期变化中存在，在逐日变化过程中也同样存在。
By using the lightning data from 2002 to 2004 in Suzhou, lightning characteristics such as monthly variation, daily variation, intensity of lightning current and lightning density are analyzed.
利用苏州地区2002 ~ 2004年闪电定位系统监测资料，分析了该地区地闪的月变化、日变化、强度、闪电密度等特征。
The results show that the size distribution, diurnal variation, daily variation of atmospheric aerosols have a good relation to relative humidity and Richardson number.
研究结果表明，气溶胶浓度和谱分布存在明显的日变化和逐日变化，并在很大程度上受空气相对湿度和理查森数影响。
The difference between different underlying surfaces only helps increase or decrease the daily variation amplitude of the elements.
下垫面差异只起到加强或缓和气象要素日变化幅度的作用。
Based on the daily precipitation data of 551 stations in China from 1961 to 2000, the varying tendencies of precipitation have been analyzed in the seasonal and annual variation.
本文基于中国551站1961 ~ 2000年的逐日降水资料，对不同季节和全年降水量的变化趋势进行了分析。
The research results show that the size distribution, diel change, daily variation have a good connection with relative humidity and Richardson number.
研究结果表明，气溶胶浓度和谱分布存在明显的日变化和逐日变化，并在很大程度上受空气相对湿度和里查森数影响。
Employed with different water absorbent can not change the sweet peppers chlorophyll fluorescence of the daily variation tendency, but only the slightly change in value.
施用不同保水剂均未改变甜椒叶绿素荧光的日变化趋势，但数值上略有变化。
The daily variation of CH4 emission in late rice paddy field was basically consistent with the daily variation of air temperature.
结果稻田ch 4排放通量的日变化与气温日变化基本一致。
A method for forecasting daily gas load based on air temperature variation, namely temperature difference coefficient method is put forward, and the satisfactory forecasting result is acquired.
提出了基于气温变化的燃气日负荷预测方法——温差系数法，取得了较好的预测效果。
The daily variation in properties of the Earth, such as the temperature or the local geomagnetic field, or the daily change in sunlight.
地球各种特征每天的变化，如温度、局部地磁场每天的变化、以及阳光每天的变化。
From experiments and analysis show that the daily periodic variation of temperature is one of the main reasons causing the daily periodic variation of phreatic water table.
通过实验和分析证实，温度的日变化是引起浅层地下水位日变化的主要原因之一。
We have also calculated the mean daily variation of K index of 31 stations of high latitude during the relative magnetic quiet period of year 1957 and 1958.
与此同时，我们还统计了1957与1958年高纬度区31个地磁台在平静时每天的平均日变化。
And the solar short wave radiation, net long wave radiation and ocean heat flux are all used with a daily mean for every time step based on the sea ice mid-short range variation characteristics.
并在考虑海冰中短期变化规律的基础上，对太阳短波辐射、净长波辐射及海洋热通量，提出以日平均量代替一个时间步长内的平均来进行处理的方法。
The research results reveal that the soil moisture prominently impacts the daily variation kinesis of transpiration rate and the daily net photosynthetic rate of wheat leaves.
试验结果表明，土壤水分显著影响了小麦的光合蒸腾日变化动态。
The long-term variation characteristics of annual mean air temperature, annual mean maximum and minimum air temperature and mean daily range from 1932 to 2002 in Lanzhou are analyzed.
分析了兰州1932～ 2 0 0 2年年平均气温、年平均最高和最低气温及年平均气温日较差的气候变化特征。
Shapes and characteristics of daily variation of each direction of geoelectric field at the seismological stations such as Houtuqiao etc are analyzed using their minute value data.
利用后土桥等地震台的大地电场分钟值资料，分析了各方向的日变形态和特征。
The climatic conditions contributing to this high quality are enough sunlight in growing period abundant rainfall and higher daily temperature variation in summer.
形成这种品质特征的主要原因是丘陵区独特的气候条件：生长期充足的日照、较为丰富的降水量和夏季较大的气温日较差。
Furthermore, the model can represent the daily variation of the low level jet, which is crucial in the water vapor transport to the Yangtze-Huaihe valley.
而且，模式能够较好地再现出对水汽输送至关重要的低空急流的逐日变化。
From experiments and analysis show that the daily periodic variation of temperature is one of the main reasons causing the daily periodic variation of phreatic water ta...
通过实验和分析证实，温度的日变化是引起浅层地下水位日变化的主要原因之一。
Storm track is associated with tracks of cyclones and anticyclones in daily synoptic chart, thus it may impact weather change and short-term climate variation.
风暴轴与每日天气图上的气旋和反气旋路径紧密联系，对天气演变、天气预报和短期气候预测具有重要的指示意义。
The daily mean variation maps show that a pronounced anomalous phenomenon existed on the curves of fluid compositions in mud of the CCSD main hole before and after the earthquakes.
从日均值图上看，地震前后中国大陆科学钻探主孔流体测值曲线存在明显的异常现象。
For different soil depths, the amplitude of temperature daily variation can be approximated as an exponential function of the depth.
一日内地温变幅与深度关系可拟合成指数函数。
For different soil depths, the amplitude of temperature daily variation can be approximated as an exponential function of the depth.
一日内地温变幅与深度关系可拟合成指数函数。
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