El Salvador has earned the dubious distinction of having the worst soil erosion in continental America. 萨尔瓦多因是美洲大陆土壤侵蚀最严重的地方而有了这份不光彩的名声。
As their roots are strong and penetrating, they prevent erosion. 它们的根十分粗壮而且扎得很深,从而避免了受侵蚀。
More familiar landscapes have been sculpted by surface erosion 还有更多熟悉的地貌是因地表侵蚀形成的。
This leaves fertile soil unprotected and prone to erosion. 这会让肥沃的土壤暴露在外,使其容易受到侵蚀。
As a result of continuous water erosion, in the course of time a huge cave was formed. 由于水的不断侵蚀,日久天长就形成了一个大溶洞。
The president was facing a very significant erosion of public support. 总统面临着公众对他的支持大幅度下降的局面。
Erosion of gently dipping strata commonly results in the formation of asymmetrical ridges known as cuestas. 轻微倾斜地层的侵蚀通常造成非对称的山脊,称为单面山。
Unconformities are surfaces of erosion or non-deposition. 不整合面是侵蚀面或无沉积面。
Tree-planting helps to conserve water and prevent soil erosion. 植树可以保持水土。
Soil conservation is intended to curb erosion. 土壤保持旨在控制水土流失。
The trees reduce water runoff and soil erosion. 这种树可以减少水分流失和土壤侵蚀。
Severe deforestation has accelerated soil erosion and reduced productivity. 严重的乱砍滥伐加快了水土流失,降低了生产力。
The results of this study could be applied in soil erosion prediction by using soil erosion model. 研究成果可为应用土壤侵蚀模型进行土壤流失预报服务。
Crop planted to prevent soil erosion and provide green manure. 阻止土壤侵蚀和提供绿色肥料的作物。
The experiment results are meaningful for quantifying runoff and sediment reduction and deepening soil erosion mechanical process also. 研究结果对定量评价草被减流减沙作用和深化土壤侵蚀力学过程有一定的参考意义。
Soil erosion by rain and wind is a serious problem here. 雨和风对土壤的侵蚀在这儿是个严重问题。
Uplift and erosion at last produced the desert landscape we see today. 最后,地表抬升和侵蚀作用产生了我们今日所见的沙漠风貌。
Why does our forest cover rate raise year by year but soil erosion and desertification get serious? 为什么我国森林覆盖率逐年提高而水土流失和荒漠化却日益严重?
A dynamic rill erosion model is established according to the dynamic theory of sedimentation and soil erosion. 根据泥沙运动力学及土壤侵蚀学的基本理论和知识,建立了细沟侵蚀的动力学过程模型。
It caused localized problems of erosion on sand dunes. 它产生了沙丘受侵蚀的地区性问题。
The erosion of the coastline by the sea was ignored by people. 海水对海岸的冲刷被人们忽视了。
Soil erosion, as a global problem, can be caused and impacted by many factors. 水土流失是一个全球性环境问题,引发和影响水土流失的因素是多方面的。
No longer abrasion and erosion of lining caused by conveyed fluid particles. 消除了由于输送介质而产生的对内衬的磨损和腐蚀。
The research progress of plant roots on soil erosion control in recent years is reviewed. 介绍了近年来植物根系对土壤侵蚀控制机理的研究进展。
This model introduces a concept of unsaturated sediment transport, reflecting the variation of rill erosion along the distance. 该模型引入了非饱和输沙的概念,能够反映沿程细沟侵蚀的变化规律。
The effects of the stubble of different crops and farmland windbreak on controlling farmland soil erosion are studied. 本文研究了不同作物留茬和建设农田防护林对遏制农田土壤风蚀的效应。
Land stripped bare of trees is exposed to the wind and rain, which cause serious soil erosion. 被剥离树木的土地裸露着暴露在风雨中,又造成了严重的水土流失。
The rock is resistant to weathering and erosion. 这种岩石不易风化和侵蚀。
Soil erosion monitoring is an important part of the application of remote sensing and GIS. 土壤侵蚀监测一直是遥感和地理信息系统应用的一个重要领域。
Erosion and sediment yield process of soil dumped by people have been analyzed by simulated rainfall experiments. 通过人工模拟降雨实验,研究分析了强降雨条件下人为弃土的侵蚀产沙量及侵蚀过程。