将此方法应用于黄土高原多沙粗沙区的河网，按河网自然的拓扑形态和流域的天然分界将该地区河网划分为4级37区。
The authors apply this method to the areas with high and coarse sediment yield of the Loess Plateau, and compartmentalize the river network into 4 grades and 37 regions.
内蒙古砒砂岩地区是黄河重要的粗沙来源区，该地区具有水蚀、风蚀及重力侵蚀交互的特点。
Coarse sand in the Yellow River mainly comes from sand rock area, Inner Mongolia, water erosion, wind erosion and gravitational erosion occur interactively in this area.
黄河下游沉积泥沙主要来自黄河中游粗沙区，但至今粗沙区的范围及面积还未定论。
The sediment deposited in the lower Yellow River come mainly from the areas yielding coarse sands in the middle reaches of the river;
高含沙水流的频繁发生是黄土高原多沙粗沙区产生高强度侵蚀的重要原因。
The hyperconcentrated flow is an important factor to the high intensity erosion of the high-intensity and coarse sediment producing area of the Loess Plateau.
高含沙水流的频繁发生是黄土高原多沙粗沙区产生高强度侵蚀的重要原因。
The hyperconcentrated flow is an important factor to the high intensity erosion of the high-intensity and coarse sediment producing area of the Loess Plateau.
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