Travel damage occurs when surface vegetation or communities of organisms are trampled beyond recovery.
当植被或生物群落被过分践踏而不能恢复,行进将导致的伤害。
The natural wind changes frequently in forest environment because of topography, terrain, ground surface vegetation and so on.
自然风在森林环境中因受地形、地势和地表植物等因素的共同影响而变化丰富。
Normalized difference vegetation Index (NDVI) is one of the main characteristic descriptors indicating land surface vegetation cover.
植被归一化指数(NDVI)是地表植被覆盖特征的重要指标之一。
The vegetation in forest area, in which has the highest vegetation index, the impact of annual change of precipitation on surface vegetation was slight.
对于林区植被,降水的年际变化对地表植被的影响比较小,森林区植被指数最高;
The repository of removing sensing identifying samples for surface vegetation cover rate is set up by combining man-made investigation with remote sensing identification.
采用人工调查与遥感判读相结合的方法,建立地表植被覆盖度的遥感识别样本知识库。
After construction of the slope with the surface vegetation cover could be, so that excavation of the slope to achieve green results, the formation of the natural ecological slope.
施工后的边坡具有可植被覆盖的表面,使开挖的坡面达到绿化的效果,形成自然生态边坡。
Leaf area index (LAI) is not only an important attribute of land surface vegetation system, but also a key parameter for the models of global water balancing and carbon circulation.
叶面积指数LAI不仅是陆表植被系统的一个重要属性,而且是全球水平衡、碳循环等模型中的重要输入参数。
Noise attenuation section should be in place where is wide, relatively light discrepancy in elevation, and where the earth's surface vegetation of present position is representative.
噪声衰减断面应选在开阔、高差较小的地方,所处位置地表植被具有代表性。
The gradual drying of the soil caused by its diminished ability to absorb water results in the further loss of vegetation, so that a cycle of progressive surface deterioration is established.
土壤吸收水分的能力减弱使土壤逐渐变得干燥,导致植被进一步减少,从而建立了一个渐进的地表退化循环。
Planting vegetation on rooftops also reduces surface temperatures.
又如在房顶上种植蔬菜也可以降低地表温度。
Now, on the surface, this seems to contradict what happened on day three in the prologue where God caused the earth to sprout plants and fruit trees to cover the earth with vegetation.
那么,从表面上来看,这似乎与开场白中第三天发生的事相抵触,在那里,上帝使地长出植物和水果树,使地上覆盖着菜蔬。
Surface soil pollen under various tropical vegetations in Hainan is investigated and these pollen data are used to do simulation of vegetation types.
调查分析了海南岛各种热带植被下的表土花粉,并根据花粉数据进行植被类型的模拟。
Vegetation cover attributes play a major role in surface energy budgets through their impact on photosynthetic processes and albedo.
植被覆盖特征影响光合作用和反照率,是表面能量估计中的主要因素。
Vegetation is one of the most important components of the ecosystem with 70 percent of the land surface coverage.
陆地表面的70%为植被所覆盖,植被是陆地生态系统的基本组成成分。
Surface roughness is an important feature that affects vegetation coverage soil against wind erosion.
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。
The wind erosion hazard is often intensified by the poor vegetation cover and loosen surface soil due to the freezing and thawing over winter.
春季风大风多,降雨量少,气候侵蚀力高,地表植被覆盖率低,土壤表层由于冻融作用变的松散,是一年最易风蚀的季节。
Mine exploitation could destroy the vegetation and disturb the rock structure, of earth surface. It could result serious soil and water loss.
矿业开发破坏地表植被,扰动岩石结构,常造成严重的人为水土流失。
The study results show that the approximation of constant flux layer can not come into existence basically in the surface layer over vegetation land.
结果表明:理论的核心——近地层为常数通量层的近似假设在有植被陆面上是基本不成立的。
The planet's surface is now overgrown by organic vegetation and living forms, slowly digesting the millennia of construction that had enveloped the world.
这颗星球的表面长满有机植被和生命形式,数千年来包裹这个世界的建筑被慢慢消化。
Thus the drought area in different regions could be determined and regression equations to estimate surface drought index by vegetation supply water index were established.
由此,用植被供水指数确定了各地州的受灾面积,并建立了植被供水指数估计地面干旱指数的遥感方程。
And is described as a physical synthesis which composed of water, soil and vegetation and the process is dominated by that of water in the surface layer of the earth.
是地球表层上由水、土和适生植被相互作用构成,其内部过程为水所控制的自然综合体。
Relationships between pollen flora and modern vegetation have been discussed based on surface soil pollen investigation along the Yulong Snow Mountain—Hutiaoxia Gorge—Diancangshan Mountain.
在对玉龙山—虎跳峡—点苍山一带表土孢粉调查的基础上,对区内植被与孢粉散布的关系进行了探讨。
In Geolord-AT three-dimensional triangulation process, artificial factors, complexity of surface feature , vegetation and so on cause the encrypted dot rude difference.
在空三加密过程中,由于人为因素、地物的复杂性、植被及遮盖物等引起的加密点粗差;
Not only is the greening project advantageous to resume the natural environment destroyed, but also the roots of vegetation will strengthen the surface of slope.
对工程边坡进行绿色防护,不仅有利于环境的恢复,而且植被根系对边坡表层起到一定加固作用。
Studying on the land surface variables and vegetation variables over inhomogeneous landscape of the northern Tibetan Plateau area, the utilization of satellite remote sensing is indispensable.
卫星遥感在研究青藏高原北部地区(藏北高原地区)非均匀陆表地表特征参数和植被参数时有其独到的作用。
In this paper, by investigating soil, field vegetation, and surface wind erosion status, combining indoor analysis, the effect of vegetation recovery on sandy degraded grassland in Yanchi is studied.
本文通过野外植被、土壤和地表蚀积状况调查与室内分析测试相结合的方法,对盐池沙地退化草场植被恢复的效果进行了调查。
In this paper, by investigating soil, field vegetation, and surface wind erosion status, combining indoor analysis, the effect of vegetation recovery on sandy degraded grassland in Yanchi is studied.
本文通过野外植被、土壤和地表蚀积状况调查与室内分析测试相结合的方法,对盐池沙地退化草场植被恢复的效果进行了调查。
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