滲透性下層土 的英文怎麼說

中文拼音 [shèntòuxìngxiàcéngtǔ]
滲透性下層土 英文
permeable subsoil
  • 滲 : 動詞（液體慢慢地透過或漏出） ooze; seep
  • 透 : Ⅰ動詞1 （滲透; 穿透） penetrate; pass [seep] through 2 （暗地裡告訴） tell secretly; let out; lea...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 下 : 下動詞1. （用在動詞后,表示由高處到低處） 2. （用在動詞后, 表示有空間, 能容納） 3. （用在動詞后, 表示動作的完成或結果）
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  • 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. 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 ）耕作制下紫色土的產流主要機制是： 1 ）當雨前土壤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，這與紫色土的快吸水性和較多非毛管孔隙密切相關；當雨前土壤較乾燥，降雨初期雨強較大時，易形成臨時相對不透水表層，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滲產流，當土壤達到飽和狀態后，有四川大學博士學位論文小部分回歸流發生，但主要是飽和超滲產流發生，因為紫色土的相對不透水層和其它透水障礙層不明顯。 3 ）壤中流主要是飽和產流，與降雨過程有明顯的滯后，而且雨停后的壤中流產流歷時與降雨特徵無關。
  2. A brief introduction is given to the treatment of the zeya dam foundation, principles of seepage control and design of the concrete face rockfill dam of the zeya reservoir. as for the excavation of the sand - gravel zones, except the toe slab and its 1 / 9 bottom width down stream, the alluvial layers are excavated to the micro - weathered rocks, while the other sections remain unexcavated. regarding to the treatment of the fracture zones, concrete filling is used for the toe slabs and semi - permeable materials are used for other section. according to the construction characteristics, a filter is placed in the down stream embankment foot. to improve the integrity of the dam foundation and anti - seepage capability consolidation grouting and curtain grouting are adopted. as a result safety, economic benefit, convenience in construction and good performace are achieved

    簡要論述澤雅水庫面板堆石壩壩基處理和防滲的原則及設計要點.趾板基礎和堆石體各區砂礫石基礎開挖，除趾板與其下游1 / 9底寬范圍以及壩腳挖除沖積層至弱風化（局部微風化）基巖外，其餘部分均予以保留.斷層破碎帶處理，趾板部位採用混凝土塞，其它部位採用半透水料置換，並根據本工程特點在下游壩腳加設了反濾層.為提高壩基的整體性和防滲性能，對趾板進行了固結和帷幕灌漿.達到了安全、經濟、便於施工的目的，運行情況良好，可為面板堆石壩的設計和研究提供參考與借鑒
  3. A lot of results are made from calculating of case for geothermal reservoir property of earth energy within 200 2000 ( m. ) ， it is helpful to analysis influence of permeability coefficient, kinematic viscosity and thermal diffusion coefficient of soils and rocks on heat transfer performance

    在地表熱能熱儲物性為200 - 2000 （ m . ）的范圍內進行的理論計算，得到了許多重要結果，為分析巖土層滲透系數、流體運動粘度和導溫系數等對傳熱量的影響打下了良好基礎。
  4. The polyacrylonitrile have no use to improve the homogeneity of concrete. the homogeneity of concrete have bad effect to compression strength, but the effect to chloride ion coefficient of diffusion is not obvious. for concrete used generality, if it ’ s homogeneity is acceptable ( k 7 % ), the percentage of lost of the compression strength will lower than 10 %

    勻質性對抗壓強度的影響較大，對氯離子滲透系數的影響不明顯，對於一般用途的混凝土，勻質性良好（ k 4 % ）時，強度損失在5 %以內，勻質性合格（ k 7 % ）時，強度損失在10 %以內;對于深層澆注的混凝土，離析度k 3 %時上下層強度的差異率才能保證在5 %以內。
  5. 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土層處理雨水徑流，可達到較好的處理效果，實際工程中，尤其是在土壤滲透性很差，地下水位較高等情況下，可以在綠地表層採用lm左右的人工土壤層， 『也可在建築物附近設計專門的人工土壤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。
  6. The primary study contents as follows : acquire the superhigh strength and excellent duration by adoption of the confecting technique of high performance concrete ; reduce the penetrability of color facing layer and extend the fixed number of serve years of color stamped facing layer to a great extent by the basis of the compound optimum principle of materials and the technique of surface managing and coating ; realize onetime quick construction and tridimensional modeling of facing and foundation by printing principle and mould and by using subtly the flowing - changing characteristic effacing layer

    主要研究內容有以下幾個方面：採用高性能混凝土配製技術獲得彩色飾面層的超高強度和優異的耐久性；根據材料復合優化原理，通過表面處理和罩面技術，降低彩色飾面層的滲透性，大幅度延長彩色印模飾面的使用壽命；借鑒印刷原理和模具造型並巧妙地利用飾面層的流變特性，實現飾面與基體的一次性快速施工和立體造型。論文的主要工作及研究成果包括以下幾個方面。
  7. 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，管段大部分位於土壤飽和區內，實際上其穿透的地層中總是存在著地下水的滲流，尤其是在沿海（河、湖泊）地區或地下水豐富的地區，埋管的傳熱性能大部分都受到地下水滲流的影響，此時土壤內發生的是熱傳導和地下水滲流共同作用下的復雜的、非穩定的傳熱傳質過程（簡稱熱滲耦合傳熱過程） 。
  8. Study shows that great rainfall influences soil slope safety factor markedly, magnitude of rainfall intensity has a great influence on slope safety factor for steep slope under certain coefficient of saturated conductivity, the surface plant roots affect unsaturated zone seepage field distribution and postpone unsaturated zone moisture content ' s increase, so the soil slope safety factor is enhanced finally

    分析結果表明，在土體飽和滲透系數一定的條件下，強降雨對土坡穩定系數影響顯著；土坡越陡，降雨強度大小對土坡安全性影響就俞顯突出；土坡表層植物根系的存在影響非飽和區滲流場分佈，可以延緩非飽和區含水量的增大，土坡穩定系數得到提高。
  9. The condition of water pressure acting on the both sides of cement - soil retaining wall is researched by computing the seepage field around the wall. it is illustrated that the coefficient of water pressure, which isn ' t constant along the height, is affected seriously by some factors, e. g., the distribution and relative hydraulic permeability of the soil beside the wall, the hydraulic permeability of its foundation, and the buried depth of the impervious layer. as a whole, the lateral pressure acting on the wall based on seepage is always smaller than that without regard to seepage in the non - excavated zone. moreover, the pressure based on seepage is greater than that without regard to seepage in the excavated zone if the coefficient of passive pressure is smaller than 1. 176. this case is of great advantage to the stability of the wall

    通過計算水泥土擋土墻周圍的滲流場，研究了墻側水壓力的變化規律.結果表明：水壓力系數沿高程並非常數，且受到墻側土層分佈及其相對透水性、墻基土的透水性和下臥不透水層埋深等因素的嚴重影響.總體來說，考慮滲流時墻后的側壓力總小於不考慮滲流時的相應值，且當墻前的被動土壓力系數較小時，考慮滲流時該側的側壓力則大於不考慮滲流時的相應值，因此，這種情況有利於擋土墻的穩定
  10. In view of geological and hydro - geological situations of the south anchor runyang yangtze river highway bridge, the paper bring forward mathematical model and calculation method of double deck structure groundwater, which can be used to lively calculate every layer ' s water table, so that we can realize every layer ' s settlement calculation and control ; establish the inter relationship between non - linear physical - mechanics parameter and hydro - geological parameter, objectively describe the non - linear change process of the porosity, hydraulic conductivity, specific storativity in the process of soil dewater and concretion

    針對潤揚長江公路大橋南錨場地地質、水文地質條件提出了雙層結構地下水運動的數學模型和計算方法，該方法可以實時計算出各分層的地下水位，實現了各分層沉降計算與控制研究；建立了土層非線性物理力學參數與水文地質參數之間的內在聯系，客觀地描述土層降水? ?固結過程中孔隙度、滲透系數和貯水率等參數非線性變化過程。
  11. This paper states on the problems in water preventing and draining of highway tunnel of loess in gansu province and near area. firstly, it discusses the method to analyze and calculate the affect of groundwater characteristic, estiniate of tunnel water quantity and the varying of water contained in loess to the stability of surrounding rock mass according to the principle of groundwater leaking, hydraulic penetrating principle, groundwater dynamic law, groundwater flowing modulus low and so on

    本文針對甘肅省內外部分黃土公路隧道防排水方面存在的問題，首先根據黃土層地下水運規律，按水力學滲流原理並應用地下水動力學法和地下水徑流模數法等方法，探討了黃土層地下水情特性、隧道滲透涌水量估算和水對圍巖穩定性影響的分析計算方法。
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