径流总量是指在指定时段Δt通过河流某一断面的总水量。它的单位是立方米(m3)或亿立方米。以所计算时段的时间乘以该时段内的平均流量,就得径流总量。
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流域植被度增大,可降低洪水径流总量和输沙量,显著削减洪峰流量,且减沙效益大于减水效益。
The benefit of sediment reduction is greater than that of runoff reduction with increase of vegetation.
该文对上海市郊的4种地表径流进行了调查,并在污染源评价的基础上与市郊非点源污染总量进行了比较。
Investigations of pollution load of 4 surface runoffs have been conducted, and compared with total non-point pollution load in Shanghai suburbs on the basis of pollution sources assessment.
具体的研究内容主要包括三大部分,分别是:城市径流污染特征研究、负荷总量模拟研究以及生态化处理技术研究。
The specific research contents mainly include three parts: characteristics of urban runoff pollution, simulation of total pollution load, technology of ecological treatment.
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