Xiaolangdi Hydropower Station is on the middle reach of the Yellow River.

小浪底水电站位于黄河中游,多年平均含沙量高,水头变幅大.

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Field data of sediment middle reach of Yangtze River since 1950 are roughly analyzed.

对1950年以来长江中游泥沙输移资料作了初步分析.

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The major flood's occurrence should be vigilant middle reach of Yellow River need be further harnessed.

要警惕出现大洪水,需进一步治理中游.

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