soil surface crust

基本解釋

Salt crust is a unique layer that forms on the soil surface under drip irrigation with saline water in the shelterbelts along the Trim Desert Highway.
鹽結(jié)皮是咸水滴灌條件下塔里木沙漠公路防護(hù)林土壤表層形成的一種特殊層結(jié)。
The change of granularity of the soil and the crust type of the ground surface do not necessarily help reduce the intensity of surface erosion on those lands.
坡面土壤粒度的粗化和隨機(jī)粗糙度的變化不一定會(huì)降低坡面上的面蝕強(qiáng)度。
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The experiment indicates that wind itself is of weak effect on ground surface erosion, so that the soil crust may not be destroyed even under great wind velocity.
實(shí)驗(yàn)表明：凈風(fēng)對(duì)土表的風(fēng)蝕作用微弱，即使在遭到大風(fēng)吹刮時(shí)，土表的結(jié)殼仍不易受到破壞。