河西走廊中部荒漠砾幂特征及其对土壤水分入渗的影响
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Characteristics of desert pavement and its influence on water infiltration in the middle of the Hexi Corridor
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图3. 砾幂的厚度、砾石覆盖度和砾石粒径 |
Fig.3. Thickness, gravel coverage and gravel size of desert pavement |
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