runoff and sediment load的意思|示意

The variations of runoff and sediment load of the basin are caused mainly by human activities.

流域内水沙变化主要是人类活动引起。

In addition, the runoff and sediment load exhibits an obvious decrease tendency in recent years, but it is possible that sediment yield may increase sharply under a same intensive rainstorm.

近年来窟野河水沙量有显著减少的趋势，但存在稀遇暴雨下的增沙可能。

On the basis of observation and survey datum carried out in small watershed where is or not been mining, the influence of coal mining and related human activities on runoff and sediment load.

利用布设在开矿与非开矿小流域的观测和调查资料，对比分析了开矿对小流域径流、泥沙的影响。

The quantitative variation of runoff and sediment load in the basin of the Middle Yellow River due to the effects of hydro projects and water conservation measures was suggested as a current result.

为了各方面应用的参考，作为阶段性成果，提出了黄河中游水利水保工程减水减沙的定量数据。

The hydrology and water quality of runoff events were measured on gauging station and the runoff plots in the watershed and the rules of runoff, sediment, nitrogen and phosphorus load were analyzed.

在流域出口建立卡口站，进行基于过程的汛期水文水质全面监测，同时在流域内设立径流小区，分析了径流事件中径流量、沉积物量、氮和磷负荷规律。