surface erosion的例句大全

When erosion ceased, the bed surface was observed to be covered by a thin layer of sticky material.

当冲刷停止时可以观察到床面上覆盖着一薄层粘着物质。

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The serious soil erosion produces the runoff silt that not only fills up sea dykes and reduces adjusting and storing floodwater ability of sea dykes, but also is main carrier of surface source pollution.

严重水土流失产生的径流泥沙不仅淤积江河湖库，降低湖库调蓄洪能力，而且还是面源污染的主要载体。

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Intercropped plant covering surface land is important for erosion control among the 10 to 70 mm rainfall daily.

在日降雨量10&70mm间，日降雨引起的土壤流失量差异较大，间种作物覆盖地表，对于10～70mm日降雨强度的土壤侵蚀力且有重要的抗蚀意义。

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Rock weathering and erosion have a significant impact on the spatial distribution of biogenic silica in Hulun Lake surface sediments, and the distribution characteristics of BSi were significantly correlated with particle size distribution of sediments.

呼伦湖表层沉积物中生物硅的空间分布受流域岩石的风化侵蚀作用较大，且与沉积物粒度分布有较好的一致性。

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The results showed that pressure changes caused by the afterburning and pumping components in fuel system were the main reason to lead to cavitation erosion. Phase-select and hollow out behaviors had been observed on the eroded surface.

结果表明，燃油系统中加力及泵油部件导致的高压高速航空煤油压强快速变化是造成空蚀的主要原因，空蚀过程中通常还伴有显著的相选择行为及由其引发的镂空效应。

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Results suggest that the key factor for erosion control in Loess Plateau area is to spread around surface runoffs.

黄土区水土保持的关键是分散地表径流。

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The influence of single raindrop to the erosion of felt surface soil

单雨滴降雨对结皮土壤溅蚀的影响

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The process of erosion whereby a level surface is produced.

引起表面的侵蚀过程。

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It was because when under water friction, the effects of water erosion on the materials accelerated the loss of the third body, results in enhancement of the direct joggle effect between the micro-convex bodies on the friction surface and increase of wears rate.

这是因为，湿摩擦时，水对材料的冲刷作用，加速了第三体的流失，使得摩擦面上微凸体间的直接啮合作用增加，磨损率增大。

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The Study of Critical Condition of Rill Erosion on Loess Sloping Surface

黄土坡面细沟侵蚀发生的临界条件

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The concept "aerodynamic roughness length" defined by Bagnold is an important parameter for wind erosion research. It has been widely applied in sand bed, vegetation conditions, snow bed and water surface.

由Bagnold提出的空气动力学粗糙度概念，是描述各种表面空气动力学特征的重要参数，已被广泛应用于沙面、植被覆盖表面、雪面、水面等。

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The Effect of Laser Surface Quenching of High-Phosphorus Cast Iron on Their Cavitation Erosion Resistance

激光处理高磷铸铁表面对抗空蚀性的影响

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Dividing out four drainage basins, and on the basis of the achievement of three water changes, applying runoff coefficient formula from ShanDong water conservancy's academy and USLE, respectively counting and assessment in average surface runoff average supply to groundwater and average soil erosion;

划分出四个小流域，根据三水转化研究成果，采用山东省水科院变径流系数经验公式法和美国通用水土流失方程，分别对该地多年平均地表径流、地下水补给和水土流失进行计算评价；

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High Cr-Ni stainless steel is widely used in the processing of hot wet-process phosphoric acid, because a passive film on its surface possesses corrosion and erosion resistance and ability of self-recovery in the medium.

高铬镍不锈钢是湿法磷复肥生产装备中常用的材料，它能够经受得住工况介质腐蚀磨损的双重作用，是因为在其表面能形成耐腐蚀和具有自愈能力的钝化膜。

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All the purposes were offering scientific basis for sloping fields around the reservoir to reduce its soil erosion and nutrient loss fields, optimize their hillside surface land use, improve the output of the hillside fields crop, and effectively adjust and control them.

以期为减少水库周边地区坡地土壤侵蚀、养分流失、优化坡面土地利用、提高坡地作物产量和有效调控提供科学依据。

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The study shows that the identified sign of soil erosion of Bailu tableland are not erosive surface, but is the change of soil's thickness.

研究表明，白鹿塬塬区确定土壤侵蚀的主要依据是土层厚度的变化，并非侵蚀面。

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This paper reviews the rain erosion problem on the surface of the radomes, as well as the rain erosion testing methods and the protection methods.

结合了前人实验研究，分别导出了植物覆盖面上的雨滴特性计算公式、不受植物影响的雨滴溅蚀公式、径流侵蚀和细沟流侵蚀计算公式。

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Rain splash erosion, loss of topsoil from slope and bottom of farm furrow resulted in the entrance of N and P into surface runoff.

农田氮磷通过降雨击溅侵蚀、排水沟坡面和沟底冲刷进入地表径流。

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The effect of controlling soil erosion from the treatment of contour planting+ double ridge+ surface mulch is increasing with the increasing of slope angle, rain intensity and erosion rate.

双垄覆盖种植的水土保持效果随着坡度的增加和降雨强度的增加，土壤侵蚀的加剧而更加明显；

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The surface water layers played the weaken role on raindrop splash erosion, whenraindrop energy was constant.

地表水层对雨滴溅蚀有削弱作用。

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