年土壤水分盈亏曲线的等值线则比较零乱；
The isopleth of soil water surplus and deficit was scattered.
实例计算结果表明：该方法性能良好，可望成为农业水分盈亏变化趋势预测的有效辅助手段。
The effect of application show that this method is good, and will become an efficiency assistant for forecasting the change tendency of the profit and loss of agricultural moisture.
同时计算了江淮地区地面的降水量、蒸发量和地面余水量，分析了地面的水分收支和水分盈亏。
The rainfall, evaporation and remaining water on the ground were also calculated, and its water budget and water excess (deficit) were analyzed.
利用本计算方法所得结果在评估水分盈亏时取得了明显的成效，在干旱和干热风分析中有重要的实际意义。
It obtained success in estimating the moisture profit and loss, and has significance in analyzing Xerothermic winds and droughts.
利用本计算方法所得结果在评估水分盈亏时取得了明显的成效，在干旱和干热风分析中有重要的实际意义。
It obtained success in estimating the moisture profit and loss, and has significance in analyzing Xerothermic winds and droughts.
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