滲透性土壤 的英文怎麼說

中文拼音 [shèntòuxìngrǎng]
滲透性土壤 英文
permeable soil
  • : 動詞(液體慢慢地透過或漏出) ooze; seep
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞1. (土壤) soil 2. (地) earth 3. (地區) area 4. (姓氏) a surname
  • 滲透性 : permeability滲透性防腐劑 osmose preservative
  • 滲透 : 1 [物理學] [生理學] osmosis2 (液體從細小空隙中透過) permeate; seep; permeation; seepage; inflow...
  1. Field soils often have bulk densities ranging from 1. 0 to 1. 4gcc; with commensurate porosities and infiltration characteristics.

    田間的容重常在1.0到1.4克立方厘米范圍內,且具有均勻的孔隙度和
  2. When soil antecedent condition is dry and the initial rainfall intensity is high, peak surface runoff also considerably lag behind that of rainfall, because of the formation of temporary relative impermeable top layer ; b ) surface runoff is controlled primarily by infiltration - excess runoff mechanism under unsaturated condition ; the major fraction of surface runoff are dominated by saturated infiltration - excess runoff response, only a small fraction by return flow mechanism when soil is saturated ; c ) subsurface flow is dominated by saturated runoff mechanism, and the duration of subsurface post the rainfall end is dependent upon rather the soil properties than the rainfall characteristics ; d ) subsurface flow intensity in cultivated soil layer ( 0 ~ 20cm ) is high up to 35mm / h when rainfall intensity is up to 120mm / h, indicating the existing of macropores and pipe flow in cultivated layer

    2 )耕作制下紫色的產流主要機制是: 1 )當雨前含水量未達到飽和狀態時,表面產流起始時間有明顯滯后現象,這與紫色的快吸水和較多非毛管孔隙密切相關;當雨前較乾燥,降雨初期雨強較大時,易形成臨時相對不水表層,表面產流峰也有明顯滯后現象。 2 )表面徑流的產流方式主要是超產流,當達到飽和狀態后,有四川大學博士學位論文小部分回歸流發生,但主要是飽和超產流發生,因為紫色的相對不水層和其它水障礙層不明顯。 3 )中流主要是飽和產流,與降雨過程有明顯的滯后,而且雨停后的中流產流歷時與降雨特徵無關。
  3. Field soils often have bulk densities ranging from 1. 0 to 1. 4gcc ; with commensurate porosities and infiltration characteristics

    田間的容重常在1 . 0到1 . 4克立方厘米范圍內,且具有均勻的孔隙度和
  4. It divides the main vegetation of the headwater region of huangpu river into 4 categories based on field survey and observation and methods of factor analysis and systematic cluster analysis and according to the degree of soil and water conservation function : deciduous trees and shrubs are category 1 which shows very strong soil and water conservation function ; tea plantation, grasslands and pine trees are category 2 which has stronger function ; the category 3 is moso bamboos and broadleaved evergreen trees which have stronger permeability and erodibility, but the permeable performance is not outstanding, the capacity of soil moisture storage common and soil and water conservation function moderate and ; the category 4 is uncovered land where the soil and water conservation function is very weak and its permeability, erodibility, erosive resistance and soil moisture storage capacity are all notably smaller than that of the other lands

    摘要在野外調查、實測的基礎上,採用因子分析、系統聚類分析的方法,根據層水保持功能的強弱,將黃浦江源區主要植被類型分為4類:落闊林、灌木林為第一類,表現出很強的水保持功能;茶園、草地、松林為第二類,保持功能較強;毛竹林、常綠闊葉林表現出較強的抗蝕和抗沖,但能並不突出,貯水能力也一般,水保持功能中等,為第三類;裸露地水保持能很差,單獨作為第四類,其、抗蝕、抗沖水庫容都顯著小於其他各樣地。
  5. Test result shows that as time goes on, permeability effect of crude is strengthened gradually, but the possibility of degradation is less

    實驗結果表明:隨著時間的增加,原油在中的作用逐漸加強;而其降解的可能較小。
  6. Transportation of total nitrogen is meanly effected by precipitation, irrigation, rate of fertilizer application of agriculture, permeability of soil and thickness of unsaturated zone et al

    總氮的遷移主要受到大氣降水、灌溉水、農業施肥量、以及包氣帶厚度等因素的影響。
  7. Despite the same tpyes of soils in this region ( the majority is dry red soil ), different types of soil parent materials / rocks imposed an important influence on soil infiltration due to soil degradation such as the removal of soil material and appearance of gravels / rock fragments. as a result, plant growth is closely related to the types of rocks

    盡管該區不同的母質母巖發育形成相同的一簡育干潤富鐵(過去稱燥紅) ,但母質母巖特卻對植被生長有明顯的影響,其主要原因是層淺薄化、石質粗骨化使受巖特徵深刻制約,導致不同?母質?母巖系統表現出顯著的差異。
  8. In the hillslope, d ( ), c ( ) and k ( ) of soil water have high spatial correlation. d ( ), c ( ) and k ( ) are significant affected by soil water content, capillary pore and sand content bulk density and non - capillary pore aperture are significantly affected on permeability rate. correlation analysis indicates that it is significant correlate

    在坡面上,含水量、毛管孔除和砂粒含量對水的擴散率、比水容量和導水率的影響較大;容重和非毛管孔隙對率的影響較大,相關檢驗達顯著和極顯著水平。
  9. The research result of the paper indicates that utilizing manual soil dealing with rainwater can reach better depurating effect by reasonable designing and controling. in practical project, especially in the condition of soil with badly penetrating ability and lower groundwater level, can adopt about one meter deepness manual soil laying on the greenbelt and can also design special manual soil depurating equipment around building to dealing with rainwater, which not only assures depurating effect but also saves occupying area and improves environment

    本論文的研究結果表明,經合理設計控制,利用人工加人細砂的層處理雨水徑流,可達到較好的處理效果,實際工程中,尤其是在很差,地下水位較高等情況下,可以在綠地表層採用lm左右的人工層, 『也可在建築物附近設計專門的人工凈化裝置來處理雨水徑流,既可保證處理效果,又可節省佔地和改善環境。
  10. Methods of test for soils for civil engineering purposes - compressibility, permeability and durability tests

    木工程用試驗方法.第5部分:可壓縮和耐用試驗
  11. On the other hand for four main vegetation typies, which are picea crassifolia, forests sabina przewalskii forests, bushes and pastureland, whose soil permeability function was analyzed from angle of its physics, capacity of water, storing water in it. the results show as follow : permeability function of soil is controlled by quality of soil hole. the quality and quantity of soil hole under picea crassifolia forests are the best, and the permeability also is the best

    另外,從物理質、蓄水量、貯水量等角度對祁連山苔蘚雲杉林、祁連圓柏林、亞高山灌叢林、牧坡草地4種主要植被類型的功能進行分析,結果表明:功能主要由非毛管孔隙度的質和量決定的,苔蘚雲杉林非毛管孔隙度的質和量最好,它的也最好;雖然亞高山灌叢林的功能次之,但由於它所處的位置和面積大,現實貯水量在祁連山四種主要植被類型中最大。
  12. Human intervention such as overgrazing resulted in a great decline in soil infiltration rates, which are an important reason for soil degradation and soil drought the experimental results showed that plant biomass and productivity increased significantly with the increase of soil infiltration rates

    人為活動干擾,如過度放牧壓實和去除地表覆被造成顯著降低,是林地質量退化及水分缺乏的重要誘因。試驗結果表明,植物生物量和生產力隨速率的增大而顯著提高。
  13. As we all know, the heat transfer of geothermal heat exchanger ( ghe ) is affected by a lot of factors, where groundwater advection has a comparatively great impact indicated by experimental data. while almost all the design tools for ghe are based on principles of heat conduction and rely on some estimate of the ground thermal conductivity and volumetric specific heat. however, the large part of vertical u - type pipe lies in the saturated soil, especially in zones along the coast or with plentiful groundwater, which will be affected by groundwater advection greatly

    但是對於垂直u型埋管來說,管段大部分位於飽和區內,實際上其穿的地層中總是存在著地下水的流,尤其是在沿海(河、湖泊)地區或地下水豐富的地區,埋管的傳熱能大部分都受到地下水流的影響,此時內發生的是熱傳導和地下水流共同作用下的復雜的、非穩定的傳熱傳質過程(簡稱熱耦合傳熱過程) 。
  14. The results indicated that cynanchumkomarovii is sensitive to soil water from root to shoot, which apparently become slower and even stopped growing with water stress aggravation and the time of stress increase, but the root - shoot ratio increased. the soluble sugar is primary osmolyte in roots of cynanchum komarovii, which increased markedly with water stress aggravation, while soluble sugar in leaves decrease. the results showed that assimilation of cynanchum komarovii mostly distributed to root

    5 、隨著水分脅迫程度的加重,根系中的可溶糖呈明顯的增加趨勢,葉中的可溶糖則隨脅迫的加重而呈下降趨勢,說明在乾旱脅迫下牛心樸子的同化產物大部分分配于根系之中;脯氨酸( pro )在牛心樸子葉、莖、根的調節中也起著一定的作用,隨水分脅迫的加重,其在根、莖、葉中的積累明顯增加;而無機離子( k ~ + 、 na ~ + 、 ca ~ ( 2 + ) )在牛心樸子調節中的作用似乎很小。
  15. They include compiling a computer program which permits to incorporate various constitutive relation of soil skeleton, dilatancy, stiffness deterioration etc. comparative studies are made for various cases of soil stiffness, resistance of percolation, drain condition on boundary, loading form, constitutive relation, and stratification

    通過計算對各種剛度、條件、邊界水條件、荷載形式、本構關系和不均勻等情況做了比較研究,發現了一些新規律和新現象。並對它們做了一些討論和分析。
  16. Standard test method for determining the effect of freeze - thaw on hydraulic conductivity of compacted or undisturbed soil specimens using a flexible wall permeameter

    使用一柔壁計對壓實的或非分散樣品液體導電凍融效果測定的標準試驗方法
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