total runoff

For the loose and compact surface treatments, the net sediment delivery ( S) caused by up-slope runoff accounts for the total sediment delivery Sft at down-slope 72.4 to 92.7% and 45.5 to 83.7%, separately.

对于疏松土和紧实土处理，上方来水引起坡下方的净侵蚀产沙量S分别占总侵蚀产沙量S（ft）的72.4%-92.7%和45.5%-83.7%。

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The same is true for graphs of total rainfall versus total storm runoff.

总雨量与总暴雨经流量之间的曲线关系也同样如此.

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It is necessery that the total consumptive use of water in the rotation period is equal to the total effective precipitation ( pre-cipitation minus runoff depth) in the loess hilly region.

在黄土丘陵区要求林草与农作物地在轮作周期内的总耗水量与有效雨量（降雨量与径流深之差）持平。

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Due to the randomness of the water resources system ( rainfall, runoff and other), and the uncertainty of regional economic and social development level and the human withdrawal water, total water withdrawal control process has inevitably risk.

由于水资源系统的随机性及人为因素的不确定性，取水总量控制过程不可避免地存在风险。

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The results showed that the main output of copper was crop harvesting, up to 85.9%~ 95.1% of total output, and the output of copper by field runoff and soil leaching was low.

结果表明，农田Cu的输出主要是作物收获，其输出量占总输出量的85.9%～95.1%，流失和淋溶输出很少。

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