rainfall infiltration 中文意思是什麼

rainfall infiltration 解釋
降雨入滲
  • rainfall : 下雨，雨量。
  • infiltration : n. 1. 滲入；【醫學】浸潤。2. 【軍事】滲透，通過；滲透活動。3. 【化學】滲濾。
  1. The function of desert microbiotic crusts in erdos was analyzed, the results ahowed that : microbiotic crusts consist of fine sand and thick powder sand, but differs with the wind - drift sand, wind - drift sand are coarse sand and fine sand ; microbiotic crusts influence the rainfall distribution again and effect on the evaporation of infiltration moisture ; microbiotic crusts has the power of water conservation and the function of enrichment of nutrients

    摘要本文對鄂爾多斯沙漠生物結皮作用進行了初步研究，結果表明結皮層的機械組成以細沙和粗粉沙為主，而流沙以粗沙和細沙為主；生物結皮層影響降水的再分配作用，並影響入滲水的蒸發規律；生物結皮層縣有較好的保水特性和養分富集作用。
  2. Infiltration water, the rainfall which enters the ground and becomes ground water, can travel for long horizontal distances.

    滲透水，即滲入地下變成地下水的那部分雨水，能在地下做長距離的水平流動。
  3. For the soil infiltration, generally, the order of the original and stable infiltration speed from big to small is the inner, the outer space and the paludal trace, as well as layer a b. in the view of the rainfall balance of the wildwood, the canopy interception is averagely 61. 10 % of the rainfall, the trunk runoff 0. 80 %, the inner 38. 10 %, the surface and the litter evapotranspiration 18. 00 %, the surface runoff does n ' t appear in the forest, and the interflow is also very small, which is 0. 30 % of the total rainfall ; the conflux is 21. 10 %

    原始森林的水量平衡中，林冠截留量平均占降雨的58 . 27 ，樹干徑流量占降雨的0 . 80 ，林內降雨占降雨的40 . 93 ，地表蒸發及地被物蒸散量占總降雨的20 . 13 ，林內很少發生地表徑流，壤中流量也極少，只佔總降雨的0 . 07 ；匯流量占總降雨的21 . 43 。
  4. 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。
  5. This paper evaluates the underground water resources and its safe levels of miming, and then studies the availability of molepipe drainage, a kind of practical underground water regulation technique. starting with the elevation of underground water resources and a safe level of mining through variable system theory, this paper analyzes the conditions of underground water resources based on the well - studied determination method of determining the two hydrographical coefficients : rainfall infiltration replenishment rate and irrigation replenishment rate. then considering irrigation, rainfall, drainage and other related factors, a mathematical model is set up for the calculation of underground water storage, exploitation on water regulation

    論文從灌區的地下水資源及其可開采量評價分析方面入手，在對兩個主要的水文地質參數即降雨入滲補給系數、灌溉入滲補給系數確定方法研究的基礎上，對灌區的地下水資源狀況進行分析，依據灌區的灌溉、降雨、排水條件及各種現狀因素，建立了地下水資源量計算的數學模型，西安理工大學工程碩士專業學位論文計算得到青銅峽灌區地下水的最大補給量和可開采量;另外對在開發利用地下水資源過程中的地下水位的調控進行了初步的探討，在銀北灌區開展對暗管排水調控地下水位的試驗研究。
  6. Study on stability of landfill due to rainfall infiltration

    降雨滲流作用下垃圾填埋場堆體穩定性研究
  7. From the mountain region of western and center, one part of the rainfall infiltration directly flow towards the east, the others flow towards the deep south, passing through the sunken block and diverting to east also

    西、中部山區得到大氣降水入滲補給后，一部分徑直向東運動；一部分向南向下繞過地塹繼而向東運動。
  8. Based on the current research studies and needs in engineering, presented and discussed the following four fundamental problems of unsaturated seepage were : numerical modeling theories, modeling of rainfall infiltration, initial water content and hydraulic conductivity and its effect on the numerical simulation

    摘要立足於非飽和滲流問題的研究現狀和應用需求，對4個常見的非飽和滲流基本問題進行了論述：非飽和滲流及其數值模擬理論；非飽和降雨入滲及其模擬中的問題；初始水分量及其考慮；土的非飽和滲透特性以及對滲流計算結果的影響。
  9. The development and decline of subsurface flow in soil changing slope due to rainfall infiltration were studied with numerical analysis

    摘要用數值解析研討了降雨滲透變化坡面的地下水流的進展和衰退過程。
  10. A preliminary study of rainfall infiltration on slope using a new coupled surface and subsurface flow model

    考慮地表徑流與地下滲流耦合的斜坡降雨入滲研究
  11. Research on rainfall - infiltration processes under artificial robinia pseudoacacia plantation and afforestation technology in the slope of low - land in taihang mountains

    太行山低山丘陵區坡地人工刺槐林降雨入滲及造林技術研究
  12. The development of subsurface flow in soil slope due to rainfall infiltration has been studied with numerical analysis

    摘要對降雨滲入坡面土壤所產生地下水流的進展過程進行了數值解析計算。
  13. Calculation results show that the suction of the soil close to slope surface is mainly controlled by rainfall infiltration and evaporation, while the deeper soil ' s suction is controlled by the gravity and groundwater conditions

    指出非飽和土邊坡近坡面土體吸力主要受入滲、蒸發條件控制，而深層土體吸力主要受重力及地下水條件控制。
  14. In this dissertation, rainfall infiltration, runoff, and soil water redistribution on a hillslope were studied by simulated rainfall experiments, and soil water cycling was investigated by site observation and soil sampling methods. moreover, the reasons for the desiccation of deep soil layer were analyzed, and its assessment indexes and standards were presented. the main results are as follows : ( 1 ) rainfall infiltration into a planar hillslope with a homogeneous isotropic soil could be simply regarded as one - dimensional infiltration process, if soil erosion was prevented

    針對當前該區植被恢復重建中存在的科學問題，以植被建設的關鍵性限制因素?土壤水分為出發點，通過室內外模擬降雨試驗，研究了坡地降雨入滲、產流及土壤水分再分佈規律，同時採用定位觀測和采樣分析相結合的方法，分析了坡地土壤水分的循環與轉化特徵，並初步建立了深層土壤乾燥化程度的評價標準，取得的主要結論如下： （ 1 ）在防止土壤侵蝕的條件下，均質坡地的降雨入滲過程可以簡化為一維。
  15. Rainfall infiltration induces rock slope to slip by mostly changing seepage flow field in unsaturated zone of slope, and infiltration under different rainfall degrees is special instance of rainfall infiltration

    摘要降雨入滲主要是通過改變巖體邊坡非飽和區滲流場引發邊坡發生滑坡的，而不同降雨強度下的入滲又是降雨入滲的特例。
  16. Based on the analysis of multi - yea ' s water quality and volume in xingtai, this article obtains that the main influence factors on groundwater quality is the area pollution induced by rainfall infiltration, of which most serious pollution is nitrogen pollution

    通過對邢臺市多年水質水量資料的分析得出，對地下水水質的影響因素主要為通過降雨入滲補給而形成的面污染，在面污染中的氮污染對水質影響最嚴重。
  17. Three boundary condition expressions of unsaturated soil slope under rainfall infiltration and evaporation conditions are presented

    摘要討論了非飽和土邊坡在入滲、蒸發條件下的三類邊界條件表達形式。
  18. Field study of the effects of rainfall infiltration on channel slope of expansive soil

    膨脹土渠坡降雨入滲現場試驗研究
  19. Effects of polyacrylamide and gypsum on rainfall infiltration and soil erosion of slope land

    和石膏對坡地水分入滲及土壤流失的影響
  20. ( 6 ) the above mentioned research achievements are applied to rainfall infiltration analysis of cushion pooi slope of xiaowan power plant, atomized rain infiltration analysis of cushion pool slope of xiluodu power plant and influence of surface infiltration to the stability of cushion pool slope of xiluodu power plant

    將上述研究成果應用於小灣電站水墊塘區岸坡降雨入滲分析、溪洛渡電站水墊塘區岸坡霧化雨入滲分析以及霧化雨入滲對溪洛渡電站水墊塘區岸坡穩定性的影響等實際工程問題的研究。
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