空气动力学粗糙度是影响植被覆盖土壤抗风蚀能力的重要因素。

Surface roughness is an important feature that affects vegetation coverage soil against wind erosion.

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在一个地区过度放牧的后果是植被覆盖的减少和对土壤的践踏和粉碎。

The consequences of an excessive number of livestock grazing in an area are the reduction of the vegetation cover and the trampling and pulverization of the soil.

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利用风洞模拟实验，系统研究了植被覆盖对土壤风蚀的影响。

Using wind tunnel tests, influences of vegetation coverage on soil wind erosion were systematically studied.

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