Due to the climatic characteristics of dry-hot area,the movement of soil water in different periods under ground-slipcover with sands and film were preliminary studied.
在地面覆盖物作用下,耕作层40 cm以上土壤水分随降雨量和蒸发强度变化而变化,土层40 cm下土壤水分较稳定;土壤原本含水量的高低影响土壤水分的变化程度。
rough reduction
地面有机覆盖物的清除
Something, such as vegetation, covering the surface of the ground.
覆盖植物如植物一样覆盖地面的东西
"Other than those paved by Bricks and stones of various colours and shapes, the grounds of the city are all Blanketed by grass."
全市的地面,除以各种色彩、图形的砌物铺就以外,都有绿草覆盖。
Are there living things below the covering clouds of Venus ?
覆盖着金星的云层下面有没有生物？
showing ground without the usual covering of grass.
没有通常都有的草的覆盖，看得见地面。
The Influence of Land Covering on the Traffic Noise Attenuation;
地面覆盖物对交通噪声衰减量的研究
Effect of Mulching in Blueberry Orchard on Soil Microbe
地面覆盖对越橘园土壤微生物的影响
Land having a cover of trees and shrubs.
林地有树和灌木作覆盖物的土地
w/w [wall-to-wall]
覆盖全部地面的（地毯）［
Land areas blanketed with vegetation heat and cool more slowly than barren areas do.
植物覆盖的地面变暖和变冷比不毛地面慢。
an outer covering or casing.
外面的覆盖物或包装。
The Decomposition and Accumulation of Soil Organic Matter under Film Mulching
地膜覆盖下土壤有机质的分解与积累
Research summary of the negative influences of the mulched ecosystem of Phyllostachys praecox f. prevernalis forests with organic materials
有机材料林地覆盖对雷竹林生态系统的负面影响研究综述
Utilization of Residual N by Crops and Organic N in Surface-Mulched Soil on Dryland of North-Western China;
西北旱地残留氮的作物利用及覆盖土壤有机氮研究
Overwrite existing cells with new data, clear unused cells
用新数据覆盖现有单元格，并清除没有使用的单元格内容
having a hardened crust as a covering.
有硬壳作为覆盖物的。
That the surface of the earth has 3 / 4ths is covering by water.
地球的表面有四分之三是由水覆盖着的。
cover sth/sb thickly or to too great an extent
厚厚地或大面积地覆盖某物[某人