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Direct measurement of river-bed form resistance in rivers with sand waves

机译:用沙波河流的直接测量河床

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摘要

It is common that sand waves occur in actual rivers during flood. In such river-flow, the river-bed roughness is divided into grain roughness and form roughness. In terms of shear stress, the following equation can be derived.
机译:洪水期间,洪水发生在实际河流中很常见。在这种河流流动中,河床粗糙度分为晶粒粗糙度并形成粗糙度。就剪切应力而言,可以导出以下等式。

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