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|  | | 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。 | |
Our study indicates that the model can be applied to study the interaction between land surface processes and atmospheric boundary layers over various underlying surfaces and their regional climate effects.
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Regularities of wind-erosion of different land-use types in Yongding River sandy land, Beijing
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The threshold wind velocity of a number of variables was studied in four different land-use types: farm land, forestland, wild grassland and a flood plain in the Yongding River sandy land in Beijing.
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The following conclusions were drawn: 1) The order of decreasing threshold of wind speed for sand displacement and surface roughness were forestland, wild grassland, farm land, sparse wild grassland and flood plain.
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At a height of 0-20 cm, the height increased while the sediment discharge percent of sand flux decreased; there were significant differences in the sand flow formation under different land-use types.
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In the plain area, the land cover change occurred as the result of urbanization.
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In the Middle and Late Cambrian, the framework of lithofacies palaeogeography was similar to that in the Early Cambrian; the land area was gradually reduced; the basin area was enlarged; while the Tarim Carbonate Platform changed little.
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For the problem of integer linear programming, the branch-and-bound algorithms were examined for stability within the framework of the Land-Doig method.
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The complicated process of pollutant spread was modeled as an aggregate of four simpler models such as overland water flow, influent seepage, pollutants transport with surface runoff, and pollutant deposition (accumulation) on the land surface.
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The content, distribution patterns, and occurrence forms of Cl in phosphorites and bone phosphate from the ocean bottom, as well as in a set of samples from the land, are studied.
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An antibiotic producing strain Streptomyces violaceusniger was isolated from soil sample, characterized and studied for antibacterial and antifungal activity profile.
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These points can be estimated by introducing the soil factor (Ks) and tree species factor (Kt) to potential evapotranspiration with the Penman formula.
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Root biomass, length, and the number of roots in every diameter class, for each soil layer and for each plant species, are regarded as observation variables.
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The results show that most of the vertical distributions of plant roots belong to the type wherein the roots are concentrated in the topsoil layer (0-20 cm), far more than those in the lower soil layers.
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Ecological Benefit of Reforestation in a Severely Degraded Red Soil Region
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The ecological benefits of different land use types were in the order of green area >amp;gt; public facilities >amp;gt; residential areas >amp;gt; roads and squares >amp;gt; industrial areas >amp;gt; municipal utilities.
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Microbial biomass and growth kinetics of microorganisms in chernozem soils under different land use modes
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The results of long-term land use in the Terek delta was analyzed, including the temporal anthropogenic dynamics of the soil cover and its salinization.
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A classification of soils with respect to their arability is proposed as a theoretical basis for reorganizing agricultural land use.
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Correlation between variations in the flood flow of small rivers and changes in the system of agricultural land use in 1936-1995 in the Southern cis-Urals is shown.
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