支离破碎的黄土高原由不同大小的(小)流域组成，是黄河泥沙的主要来源区。
The Loess Plateau is composed by fragmentized watershed, which is the sediment source of Yellow River.
研究不同输沙模数级的区域分布、面积及产沙量，为粗泥沙集中来源区界定提供支撑。
The study on regional distribution, area and sediment yield of different modulus of sediment transport provides a support to decide the coarse sand concentrated coming area.
该文研究山西西南部黄土区小流域的泥沙来源。
The sediment sources in the gully hilly loess area in southwest Shanxi Province, north China was studied.
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