水性流下 的英文怎麼說

中文拼音 [shuǐxìngliúxià]
水性流下 英文
water flowing downward
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 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)
  • 水性 : 1 (游水的技能) ability in swimming2 (江河湖海的深淺、流速等特點) the depth currents and other...
  • 流下 : avale
  1. This thesis tries to solve the problems in the design and construction of jinping cascade 2 hydropower station. a typical section is selected to analysis seepage, seepage control and fem numerical simulation. the influence of different plans of excavation and support on seepage field of subsurface water and stability of adjoining rock are studied. the homologous support pattern is suggested according to the research results

    本文就錦屏二級電站(一期)深埋長隧洞的設計和施工中面臨的一些問題,選取隧洞的一個典型斷面進行滲、滲控分析和開挖及支護的有限元數值模擬,從而就深埋隧洞不同的開挖及支護方式對地場及圍巖穩定的影響和所應採取的支護措施等方面進行了探索、研究。
  2. Soil is the base of agriculture production, the key measure to prevent water and soil loss is to conserve soil, but most soil nutrient is lost with the sediment loss, and serious water and soil loss make the soil thickness degrease, the soil nutrient be deficient and lean, the land quality degrade and the yield of plant decrease, all this results is going to threaten the people ' s transplanting and the agriculture sustainable development, and restrict the economy development of three gorges regions

    同時,土壤是農業生產的根本,治理失的關鍵是要保住土壤,而土壤養分絕大部分是隨著泥沙失的,嚴重的失造成土層淺簿、養分貧瘠,土地質量退化,產量降,對三峽庫區移民工作和農業可持續發展造成嚴重威脅,制約三峽庫區經濟發展。因此進行三峽庫區坡耕地土壤侵蝕機理研究,探索減輕坡耕地土壤失的方法措施,具有全局的重大意義。
  3. In order to solve this problem, we find a kind of herbages plant - sabaigrass ( eulaliopsis binata ) which not only can accommodate the badly environment of purple soil but also have excellent water and soil conservation effect and good economic benefit. this study adopt quantitative and qualitative methods, through comparative study of four different utilization types : sabaigrass treatment, grass tree solid plating treatment ( planting sabaigrass under fruit trees treatment ), bare land treatment, natural wild grassland treatment, study water and soil conservation effect, soil water condition, soil constructors condition, soil fertility condition and soil surface temperature, then evaluated the water and soil conservation effect of plating sabaigrass in purple soil bare sloping field and probed into water and soil conservation mechanism. the main results are as follows : 1

    本研究針對湖南省衡邵盆地紫色巖地區日益惡劣的生態環境,從紫色土荒坡地失治理入手,在尋求出既適應紫色土荒坡地惡劣環境又有良好土保持作用和一定經濟效應的作物? ?龍須草的基礎上,用定和定量相結合的方法,以「龍須草純種」 、 「龍須草與果樹立體種植」 (簡稱林草立體種植,同) 、 「空曠地」 、 「自然野生雜草地」四種不同的土地利用方式進行對比研究,從土保持效應、土壤文狀況、土壤結構、土壤肥力狀況、地表溫度狀況等方面分析、評價紫色土荒坡地種植龍須草防治失的效應,並對其機理進行了初步探討,主要研究結果如: 1
  4. In typical watershed, quxi watershed, the result of external forcing, submerge and migrant, is the resource change of slope cultivated lands, economical forest, vegetation, water, habitant etc. of the ecosystem, and the changes of demand for food supplies, energy resource and education

    移民區典型小域? ?曲溪小域,受淹沒、移民2個驅動力的作用,耕地、經濟林、植被、、棲息地等資源發生了顯著變化,系統的糧食、能源、教育需求也隨之而變,在內在反饋機制的作用,導致系統輸出為失加劇、生物多樣受到破壞、土地退化嚴重等。
  5. As a practical application, the safety situation of jiujiang dike under the 1998 pluvial condition of once a hundred years in yangtze river has been evaluated by the reliability method from the point view of the seepage stability in terms of probability analysis and two dimensional saturated seepage finite element analysis combining with the mechanism of seepage burst in jiujiang dike summarized in the thesis

    通過滲有限元和滲可靠分析論證了1998長江域特大洪災害中九江市防護大堤發生的嚴重潰口破壞的滲破壞機理。分析、比較得出結論:堤防游坡腳的出逸比降接近和超過臨界比降,在1998年長江百年一遇的洪條件九江大堤潰口斷面的抗滲可靠僅在55左右的非常低平。
  6. The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces

    應用所開發的求解器,以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數大舵角范圍內的三維粘場及動力,成功地預報了舵的失速角和最大升力,並初步探討了雷諾數對舵動力的影響;計算結果與現有試驗和計算數據比較,吻合程度相當好,初步檢驗和驗證了該求解器精確模擬粘動和計算動力的能力。
  7. And the major results and some new viewpoints were presented as follow : 1 ) sediment content of cn tillage system in runoff process is substantially low compared to st under rainfall with high intensity, showing cn bear the efficient capacity of control soil loss. nevertheless, when soil is saturated, the runoff intensity of both tillage systems is near, implicating cn has the limited function of reducing runoff. 2 ) based on the case analysis of observed all rainfall - runoff generation processes, a ) the initiation time hysteresis of surface runoff generation is notable when rainfall fall upon the unsaturated purple soils, which is attributed to the property of rapid water sorption and much non - capillary porosity

    經近幾年的觀測和理論分析,取得了以結果和創新的認識: 1 )在降雨強度較大的情況,保護耕作制? ?聚土免耕的產沙強度明顯較常規耕作制? ?順坡耕作的小,說明聚土免耕耕作制防治土壤失是有效的;但當土壤達到飽和后,聚土免耕的徑強度與常規耕作的差異較小,產沙強度也增大,因此,聚土免耕防治失的能力是有限的。
  8. 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 )耕作制紫色土的產主要機制是: 1 )當雨前土壤含量未達到飽和狀態時,表面產起始時間有明顯滯后現象,這與紫色土的快吸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表層,表面產峰也有明顯滯后現象。 2 )表面徑的產方式主要是超滲產,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發生,但主要是飽和超滲產發生,因為紫色土的相對不透層和其它透障礙層不明顯。 3 )壤中主要是飽和產,與降雨過程有明顯的滯后,而且雨停后的壤中歷時與降雨特徵無關。
  9. According to the distribution peculiarity of the two characteristic moments, the accessibility of water quality in taizhou source of yangtze river has been analyzed based on the maximal contamination zone of entire tide and the relationship between the length of contamination zone and the pollutant load. simultaneously, every project has been analyzed and compared by using the model in wuli lake water environmental renovation for getting some theoretic gist and technical supports for the engineering

    在此基礎上進行泰州江段質數值模擬,建立排污混合帶范圍與排污量關系曲線,並對泰州江段供源地質可達進行了分析;將模型應用於五里湖環境治理工程中,預測各引方案湖體質狀況並進行各方案分析,從而為工程實施提供一定的理論依據和技術支持。
  10. The main tests and researches are as following : to study the ac flashover characteristic of composite insulator in different icing states by imitating tests in multifunctional artificial climate chamber, and analyze the effect of ice amount and icing water conductivity on flashover voltage, put forward a flashover mechanism by analyzing the icing flashover process. to study the ac flashover characteristic of composite insulator in different altitude and icing states together by imitating tests in multifunctional artificial climate chamber, and mainly analyze the effect of altitude ( air pressure ) and ice amount on flashover voltage, and investigate the flashover mechanism. to investigate the effect of high altitude and icing on the hydrophobicity of composite insulators

    本文主要進行了以試驗研究: 1 )在多功能人工氣候室里模擬不同覆冰程度合成絕緣子的交閃絡特,主要分析覆冰量和覆冰電導率對閃絡電壓的影響,並對其覆冰閃絡過程進行機理分析; 2 )在多功能人工氣候室里模擬不同海拔高度和覆冰程度綜合作用合成絕緣子的交閃絡特,主要分析海拔高度(即氣壓)和覆冰量對閃絡電壓的影響,並進行閃絡機理分析; 3 )研究高海拔和覆冰對合成絕緣子憎的影響。
  11. With regard to the special environment of high altitude and ice, this paper mainly studies the effect of altitude ( air pressure ), icing states ( ice amount ) and icing water conductivity on the ac flashover characteristic of composite insulators. furthermore, it analyzes the hydrophobicity of composite insulators in these environments

    針對高海拔和覆冰地區特殊的環境,本文重點研究海拔高度(即氣壓) 、覆冰程度及覆冰電導率等對合成絕緣子交閃絡特的影響,並且對合成絕緣子在高海拔和覆冰環境的表面憎變化進行分析。
  12. After solution of radiational and diffractional fluid field of asymmetrical sections by applying the multipole expansion method, wave loads on damaged ships are calculated by the linear strip theory under the non - upright floating condition, taking the effect on the heel angle and trimming angle caused by the damaged tank inundation below waterline into account

    然後採用線切片理論,計及線以破損后船舶由於艙室進產生的橫傾角與縱傾角的影響,利用多級展開法求解非對稱剖面的二維輻射和繞射場,計算了破損船體非正浮狀態條件的波浪載荷。
  13. One of the most common causes, leading to what is called hypovolemic shock, is a rapid decrease in the volume of blood ? as can occur when a trauma or a stomach ulcer causes extensive bleeding or when severe diarrhea drains fluid from the body

    最常見的原因之一,是會造成所謂低血容積休克的血量急速降就像是重傷或是胃潰瘍造成的大量出血,或是嚴重腹瀉造成的身體失。
  14. The factors include antecedent precipitation of low flow period and status of karst basins ( such as lithology, landform, drainage area, drainage density, length and ratio of demotion of main river and so on. ). based on the former studies, integrated the conventional statistic methods, the technique of anns is applied in this paper for researching the law of the low flow of karst basins in guizhou altiplano

    影響喀斯特域枯的因素異常復雜,其影響因素主要有枯季前期降量和巖、地貌、域面積、河網密度、主河道長度及其比降等墊面狀況。本文在前人研究的基礎上,採用人工神經網路技術,結合傳統的統計方法,研究貴州高原上喀斯特域的枯規律。
  15. Firstly, my paper analysized the main factors which influence the amount of low flow in karst drainage such as the area of drainage, lithology, the type of landforms and its special assembly, forest etc from the point view of drainage structure and the relationship between the different type of landforms and the amount of low flow in particular

    對于喀斯特域的枯研究內容主要包括以幾個方面:一是從域結構的角度,分析了影響喀斯特域枯特徵值的主要因素,如空間尺度、巖、地貌類型及其空間組合、植被等。
  16. Thirdly, the mathematics model of forecasting low flow was established in fengcong and fenglin regions according to these factors influencing the amount of low flow in karst drainage ( the area of drainage, lithology, the type of landforms and its special assembly and forest ) the conception of low water resources carrying capacity was first put forward according to the changing law of low water resources in space and the situation of exploitation and utilization in karst drainage ( ie, under the condition of the virtuous ecological environment and the available technology, the explorable amount of water resources in certain areas is capacity and limitation which is able to coordinate the development of population, enviroment and economy during the period of low flow seasons ) and preliminarily analyzed its connotation, characteristic and established the index system of low flow in karst drainage

    三是根據影響喀斯特域枯墊面因素(空間尺度、巖、地貌類型、植被) ,分別對峰叢和峰林等喀斯特地區建立枯預測模型。根據喀斯特域枯資源的空間變化規律以及實際開發利用狀況,首次提出了枯資源承載力的概念,即在枯季節期間,保持良的生態環境和現有的技術條件,某一區域內可開採的資源量對支持該地區人口、經濟與環境協調發展的能力和限度。並初步分析了枯資源承載力的內涵、特,從資源的供需方面確立了喀斯特域枯資源承載力的指標體系。
  17. Based on many references form civil and abroad, the author mainly studies the measurment theory and method for flux, raising height, axial power and rotational velocity. avoiding many complicated and intermediate courses for power wastage analysis, introduces the electric measurement and using efficiency curve of motor in measureing axial power, and satisfies the automatization of the device. the paper also provides a new method, inductive winding, in measuring rotational velocity of electromotor, supplys limitations of other method in measuring rotational velocity of electromotor in water, and meet practical needs in developing diving electric pump for corporation

    作者在參閱大量國內外有關文獻,著重探討了量、揚程、軸功率、轉速的測試原理和測試方法,提出了採用電測法並結合電機效率特曲線測量泵軸功率,從而避免了損耗分析法中大量復雜的中間過程,滿足了試驗裝置的自動化測量要求;採用漏磁感應線圈法測量電機轉速,彌補了其它轉速測量方法對電機測試的局限,適應了萊恩公司開發潛電泵的實際需要。
  18. Instructions : the product adopts alec maromolecule material and latest high - tech pigment from abroad. when polished by the high speed polisher, it is waterproof and has good iuster and excellent softness

    產品說明:本產品採用國際行工藝之亞克力高彈高分子材料及國外最新之助劑特殊配製,該蠟打後有良好的光澤度,及有防。在高速拋光機的作用更加突出光亮度優異。
  19. Instructions : the product adopts alec macromolecule material and latest high - tech pigment from abroad. when polished by the high speed polisher, it is waterproof and has good iuster and excellent softness

    產品說明:本產品採用國際行工藝之亞克力高彈高分子材料及國外最新之助劑特殊配製,該蠟打後有良好的光澤度,及有防。在高速拋光機的作用更加突出光亮度優異。
  20. 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

    通過計算泥土擋土墻周圍的滲場,研究了墻側壓力的變化規律.結果表明: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、墻基土的透臥不透層埋深等因素的嚴重影響.總體來說,考慮滲時墻后的側壓力總小於不考慮滲時的相應值,且當墻前的被動土壓力系數較小時,考慮滲時該側的側壓力則大於不考慮滲時的相應值,因此,這種情況有利於擋土墻的穩定
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