Instream sand mining can increase or decrease of the river sediment discharge.
河道采砂可能会增加河流的输沙，也可能会减少河流的输沙。
A conceptual formulation for gullies was obtained by simplifying the Bagnold's function of river sediment discharge.
把拜格诺的河道水流悬移质泥沙公式简化为简单概念的沟道产沙公式。
The silting from a river with heavy sediment lood seriously affects the discharge capacity and effective life of the head work of a detention basin for flood diversion.
多沙河流侧向分洪后，分洪工程的前后经常引起大量而迅速的冲淤变化，这种变化严重的影响进水能力与工程的运用寿命。
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