水面坡降 的英文怎麼說

中文拼音 [shuǐmiànjiàng]
水面坡降 英文
gradient of water table
  • : 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 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ名詞(地面傾斜的地方) slope Ⅱ形容詞(傾斜) sloping; slanting
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • 水面 : the surface of the water; table水面操縱 surface manoeuvering; 水面導航 surface navigation; 水面發...
  1. The results of soil trough experiment indicated that, the flow velocity and froude number would add when the rainfall splash intensity rose ; the flow depth and resistance coefficient would decrease when the rainfall splash intensity increased

    土槽試驗結果表明:土壤薄層流流速和弗汝德數隨雨滴打擊強度的增加而增加,深、阻力系數隨雨滴打擊強度的增加而低。
  2. Besides, the sedimentary facies of upper ganchaigou and lower ganchaigou formation were also mapped in supersequences which are the main target strata for exploration. the high resolution sequence stratigraphic framework showed the genetic relationship between the distributions of sedimentary facies and their tectonic settings. the near - source sedimentary systems such as subaqueous alluvial fan and lake - floor fan are often deposed in rise - hemicycles in the steep slope background in the north, the coarse lithology of fan - delta prograded from north to south in fall - hemicycles, and the braided stream facies are formed in the rise - hemicycles in gentle slope background in the south, braided stream facies prograded from sorth to north in the fall - hemicycles, but the lacustrine facies and salt lake facies developed in the middle part of the area

    詳細的沉積相研究發現,紅獅地區第三系發育有沖積扇、下沖積扇、河流、三角洲、扇三角洲、湖泊和湖底扇7種主要沉積相類型,並對作為區內主要勘探目的層系的下乾柴溝組和上乾柴溝組進行了以超層序為單位的沉積相平編圖,以較高的時間解析度揭示了區內沉積相帶的平展布及其在不同構造背景中的分佈規律,比如在北部的凹陷陡背景下,上升半旋迴低位期通常發育有下扇、湖底扇等陡岸近源特徵的沉積體系,下半旋迴高位期,扇三角洲相粗碎屑巖由北向南進積;在南部的凹陷緩背景下,上升半旋迴主要發育辮狀河流相,下半旋迴辮狀河三角洲相由南向北進積;而中部紅柳泉一獅子溝一帶則為湖泊相沉積和鹽類沉積。
  3. 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

    通過滲流有限元和滲流可靠性分析論證了1998長江流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流破壞機理。分析、比較得出結論:堤防下游腳的出逸比接近和超過臨界比,在1998年長江百年一遇的洪條件下九江大堤潰口斷的抗滲可靠性僅在55左右的非常低平。
  4. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數等值線圖,率定了不同設計頻率的改正系數,使設計者只需在地形圖上獲取集積,河道平均和流域形狀系數,在參數等值線圖上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精度較高,設計的洪流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。
  5. By surveying the sample plot, the relations between the stabil ity of the mountai n slope of soil preparation for planting by using explosion and other factors s uch as precipitation, terrain , were studied. by using the method of quantitative t heory i, the interrelation between the damaged degrees of soil preparation progra ms by using explosion in low mountain area with abundant precipitation and terrain factors was systematically analysed, and the mathematical models relate d were developed. the results show that the precipitation in early days and the m aximum precipitation per day are the primary factors causing the soil prepara tion program damaged. the main terrain factors of the mountain slope that affect the program stability are according to their importance, slope, position and dir ection. the suitable mountain slope for soil preparation by using explosion is th e slope of less than 25

    通過典型標準樣地調查資料,探討了造林爆破整地工程的地穩定性與、地形等因子的相互關系,應用數量化理論,對在有充分條件下的低山丘陵區的爆破整地工程損失程度與地形因子之間的關系進行了系統分析,並建立了相應的數學模型,研究指出,充分的前期和日最大雨量是引起爆破整地工程損失的激發因素;影響爆破整地工程穩定性的主要地形因子是地度,其次為位、向,實施爆破整地工程的地度以不超過25為宜。
  6. By means of the study the main results are listed as follows : ( 1 ) the results of flume experiment and simulated rainfall experiment with a fixed intensity indicated that, the influencing degree of rainfall on overland flow velocity had something to do with the runoff discharge above and rainfall intensity

    通過研究取得了如下結論: ( 1 )槽放試驗和定雨強模擬雨試驗結果表明,雨對薄層流流速的作用與放流量和雨強大小有關。
  7. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑體穩定性分析的綜合分析評價體系,並取得了如下幾個方具有工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,的活動是新滑形成或古滑復活的主要因素,一方是由於地下位升高低了滑體的有效應力,另一方是由於地下的長期浸泡低滑體及滑帶的力學強度,這兩方的因素均將直接低滑的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑體上的力系和庫位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑體上的力系分析更科學、更全; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期雨狀態) 、 175m庫位、地震以及庫位由175m調節下至145m等各種不同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用荷載的計算方法,使在庫區岸滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑體穩定性綜合分析評價系統,使對滑體穩定性分析計算更方便、更準確; ( 5 )將上述滑體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑穩定性分析的具體事例中,分析結果表明,本文所提出滑體穩定性綜合分析評價方法對三峽庫區的滑穩定性分析是實用可行的。
  8. This article described the deformation features of taojiaba landslide and analyzed the inner factors, geologic setting, topography, morphology, stratum, lithology and texture, and the external influence factors, precipitation, flood, human activity, neotectonic activity and earthquake, and the transform features of landslide in the near future, and evaluate stability of landslide through the section coefficient method calculation on basis for landslide mechanism analysis and control work

    摘要陶家壩滑基本特徵顯示,滑變形的主要影響因素有:地質環境因素(地形地貌、地層巖性、物質結構) 、外界影響因素(因素、洪因素、人為因素、新構造及地震) ,以及滑近期變形特徵,通過剖遞推系數法計算,對滑的穩定性進行了評價,為滑機制分析和優化整治措施提供依據。
  9. It also includes three aspects : ( 1 ) can decrease the strength of the structure surface ; ( 2 ) can increase the weight of the land slope ; ( 3 ) the dynamic hydraulic pressure can decrease the stability of the land slope. the third, the analysis of the relationship between rainfall and the displacement of land slope. by means of studying on landslide kafang, gejiu and dahongshan, xinping with plenty of observed data about the rainfall and the displacement, the thesis analyzed the regularity of landslide

    通過對國內外邊工程的穩定性分析的資料學習研究和兩個滑的工程實例的研究,闡述了: ( 1 )邊工程研究領域中穩定性分析的主要方法,並根據計算過程和結果,提出穩定性分析的一些改進的建議; ( 2 )雨對邊穩定性的影響,主要是三個方:一是軟化結構的強度,二是增加滑體的自重,三是動壓力低滑穩定性; ( 3 )雨與滑變形的關系分析,通過多次的變形觀測資料和雨資料,研究滑變形的規律性。
  10. Based on some examples, geologic hazard problems, such as earthquake, geofracture, ground subsidence, collapse, water environmental depravation, landslide, dilapidation, mudrock flow, float sand, piping and yielding soil deformation etc., are summed up generally during the course of development for chinese cities

    以實例的形式,概要總結了中國城市發展過程中存在的地震、地裂縫,地、塌陷,環境惡化,滑、崩塌、泥石流,流砂、管涌、軟土變形等地質災害問題;根據產生地質災害的動力作用性質,對地質災害進行了分類。
  11. With the same slope gradient and slope length, the soil erosion on the dyke slope caused by the runoff mainly depended on the factors such as the runoff, flow velocity, rainfall intensity, rainfall duration, as well as the up - slope drainage area of dyke slope

    度、長一定時,徑流對戧的侵蝕主要與徑流量、流速、雨強、雨歷時,戧以上匯聚量或集積有關。
  12. Soil water content was measured at 28 points in the catchment. biomass and productivity of the plant communities, transpiration rates of dominant plants, and plant community diversity were also measured at various points along the slope. l. in general, it seemed that soil water content increased from the top to the bottom of the catchment.,

    在相似植被及形狀條件下,土壤分沿向上逐漸低;植被類型及其分佈與土壤分的分佈密切相關,對上述趨勢有減弱的作用,研究發現在偏旱的2002年生長季末,陰灌叢下的土壤分含量明顯低於上。
  13. Based on rainfall and evaporation amount, the change of soil water could be divided into three main periods, such as decreasing of soil water storage in spring, alternatively decreasing and increasing in summer and autumn, and relatively stable in winter

    根陳洪松博士學位論文:黃土區地土壤分運動與轉化試驗研究據年內雨和蒸發量的相對大小,可將土壤分的變化分為三個主要時期:春季失墑期、夏秋增失交替期和冬季相對穩定期。
  14. 2. on the basis of analyzing experimental data for slope land of loess plateau in different slope gradient and rain intensity and soil and water conservation tillage measures, using curve - fitting techniques, a soil infiltration rates model was woke out, the accuracy of the model is tested by a series of experiment data, the result of these indicate that the soil infiltration rates model is accurate and has good stability for slope land of loess plateau. 3. using soil infiltration rates and runoff time and wetting frontal surface depth of soil infiltration reflect effect of factor affecting soil infiltration rates

    ( 3 )採用土壤穩定入滲速率、開始產流時間、土壤濕潤鋒下滲深度三個指標來反映耕地土壤入滲影響(土壤性質、土壤初始含率、地度、雨強度、積深度、土保持耕作措施等)因素效用大小,建立了各因素與三個指標的關系模型,詳細分析了不同土保持耕作措施強化土壤入滲的影響,其中等高耕作作用最為顯著,其次是人工掏挖和人工鋤耕。
  15. The paper establishes a mathematical model for calculating soil erosion modulus and a method for calculating new soil loss by using annual rainfall data and individual rainfall data, taking the outcomes of tests and study of natural rainfall, artificial rainfall and washout as a basis, rainfall erosion force, soil resistance to erosion and ground slope as main factors and combining with the study on new soil loss in typical regional development and construction

    摘要以天然雨、人工雨、放沖刷等試驗研究成果為基礎,結合典型區域開發建設新增土壤流失分析的研究成果,以雨侵蝕力、土壤抗沖性和地度為主要因子,建立了用年雨資料和次雨資料計算土壤侵蝕模數的數學模型和開發建設新增土壤流失量的計算方法。
  16. Therefore, there is a whole significance to study the soil erosion mechanism and to explore methods and measures to reduce the soil loss of hillslope of

    研究發現壕中流的產生與雨強度無直接關系,而與土壤前期含量和地度有關
  17. The results showed : there were close relationships of rainfall intensity during once precipitation, soil moisture content between two adjacent rainfall, plant coverage, grade of slope and the amount of soil erosion

    研究表明該區次雨雨強、雨前期土壤含量、植被覆蓋度、度和土壤侵蝕量之間存在著密切的相關關系。
  18. In addition, this paper selects the water traveling wave model of the surface irrigation, and realizes the modeling of the water movement, according to the water movement characteristics of surface irrigation. furthermore, the optimization model for irrigation effects is used to produce the calculation pattern in which the water movement model is combined with optimization of technical parameters of irrigation. therefore, it is realized that the optimum unit discharge is calc ulated under the condition of definite length and slope of border check and the optimum length of border check is calculated under the condition of definite unit discharge and slope

    與此同時,在分析項目區耕作條件下灌溉流運動特點的基礎上,選擇地灌溉流運動波模型,實現了地灌溉流運動的數值模擬,並利用灌溉效果優化模型,構造了地灌溉流運動模擬與灌技術參數優化相結合的計算模式,實現了定畦長、定條件下的優化單寬流量求解和定單寬流量、定條件下優化畦長的求解,為變灌條件下優化灌技術參數的確定提供了強有力的工具。
  19. This paper tells the influence on city environment of unhealthy geology tendencies caused by the under - ground acitivity in city, such as the surface subsidence, surfance sink, slope destruction and the badly affect of the groundwater and its pollution, and it also puts forward the preventive strategy

    針對城市地下工程活動引起的不良地質現象:地、地塌陷、斜破壞、地下的不良作用和地下的污染等因素對城市環境的影響,提出其防治措施。
  20. Abstract : this paper tells the influence on city environment of unhealthy geology tendencies caused by the under - ground acitivity in city, such as the surface subsidence, surfance sink, slope destruction and the badly affect of the groundwater and its pollution, and it also puts forward the preventive strategy

    文摘:針對城市地下工程活動引起的不良地質現象:地、地塌陷、斜破壞、地下的不良作用和地下的污染等因素對城市環境的影響,提出其防治措施。
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