模拟降雨量小的处理的淋溶液中的硝态氮浓度高于模拟降雨量大的处理，但硝态氮的淋溶量则好相反。
Nitrate concentration of were higher in low simulated rainfall treatment than the high treatment, and the amounts of nitrate leached were the opposite.
采用均生函数模型对杭州市1956 ~ 2008年年降雨量进行预测模拟，并对模型进行了修正。
Based on model of average-growing function, the yearly precipitation from 1956 to 2008 in Hangzhou was modelled and forecast.
通过室内和野外模拟降雨的入渗和蒸发实验，研究不同降雨量条件下，沙地的最大入渗深度、入渗速率以及每天的蒸发量。
By indoor and field simulated experiments of infiltration and evaporation of the rainwater, the paper studies the depth and velocity of infiltration and the daily evaporation.
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