河流動力 的英文怎麼說

中文拼音 [héliúdònglì]
河流動力 英文
fluvial process
  • 河 : 1 （天然的和人工的大水道） river 2 （指銀河系） the milky way system; the galaxy 3 （特指黃河） t...
  • 流 : 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...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 河流 : rivers; stream
  1. Where air bubbling up through fine powder creates channels that resemble drainage networks. this process of deepening and enlarging rivulets mimics the formation of streambeds on earth and mars

    在網狀河流景觀中，流體動力學發揮了作用：空氣穿透細沙層向上冒出，造成類似河川的網狀流域。
  2. Basic equation for variation of bed material composition in active layer of alluvial river

    沖積河流混合活動層內床沙級配變化的動力學基本方程
  3. In the past, more emphasis has been put on the flow pattern and the division ratio of water and sediment discharge. in order to study the division characteristics, a theoretic model is proposed in this thesis, which combines the plan configuration of channels with the minimum energy dissipation rate theory

    本文將河流動力地貌學中的平面形態和最小能耗率理論相聯系，研究分汊河道的分流特性，並推導理論分流模式；另一方面，通過建立二維水流數學模型，與理論分析結果進行比較。
  4. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為： （ 1 ）黃河河口口門逕流潮汐區域並非持續保持淤積狀態，在特定的來水來沙、邊界條件和海洋動力條件下，該區域可以處于沖刷狀態； （ 2 ）從河口泥沙沉積分配的過程來看：三角洲與濱海區泥沙的沉積變化趨勢是基本一致的，各部位的泥沙沉積比例變化基本呈波動狀態，且三角洲與濱海區泥沙的沉積比例與來沙量密切相關，基本成正比關系； （ 3 ）在口門處，影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等，本報告主要對口門加寬，口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: （一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式，據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 ）本項研究首次論證了河口三角洲岸線動態平衡的概念，並建立了黃河河口來沙量與造陸面積的相關關系，得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 ）本項研究首次提出了河口泥沙優化調控的概念，並對其宏觀優化調控模式進行了初步探討。
  5. Analyze the yellow river estuary sediment transport and distributing affected factors, utilize the field measured data, based on the hydraulics, river hydrodynamic and statistics fundamental theory, analyze the estuary sediment transport and settling deposition regulation, yellow river estuary gate area sediment deposition mechanism and estuary delta coastline dynamic balance, and some important achievements acquired

    研究報告分析了黃河河口泥沙輸移和分佈的影響因素，利用實測資料，運用水力學、河流動力學、統計學等基本理論和原理，對河口泥沙輸移及其分佈規律、黃河河口口門區域泥沙沉積機理以及河口三角洲岸線的動態平衡問題進行了分析探討，並取得了部分重要認識和進展。
  6. Hydraulics and river dynamics

    水力學及河流動力學
  7. Flow conditions of the harbor basin were studied by using numerical model. the solution can be used in engineering studies and designs

    汛期馬尾附近河道造床動力以徑流為主，而中枯水期造床動力又以潮流為主。
  8. For understanding the dynamic processes of the all scales cloud systems of mei yu, and the relationship between mei yu system and the summer monsoon of eastern asia, the hubex has been carried on by the cooperation of china and japan in summer since 1998. the data observed by hubex, the data observed by other monsoon experiments and the general data ( gts data ) were merged into the assimilation system of game and made into the game reanalysis data, so how the game reanalysis data

    為了更好地理解梅雨鋒區多尺度雲系的能量與水分循環過程以及他們與地面水文過程的相互作用，從而搞清梅雨區雲系的多尺度動力學及其與東亞季風的關系， 1998年夏季中日合作開展了淮河流域能量與水分循環試驗（ hubex ） ，該試驗和game其他試驗的探空加密觀測資料作為原始資料的一部分經過同化分析，得到了game再分析資料。
  9. In the tidal estuary, the current is complex, and the flow is oscillatory. some experiential formulation has presented to calculate the vertical turbulent mixing coefficient. on the base of analysis of the hydrodynamic in the estuary, the theoretical equation, which describes the distribution of the space and time of vertical turbulent exchange coefficient, has developed, the equation has applied to the practice

    潮汐河口水流呈往復振蕩運動，本文在分析潮汐河口水動力特性基礎上，考慮了慣性力及重力等項的影響，通過理論推導得到潮汐河口垂向紊動交換系數的空間分佈及時間分佈的計算公式，以及垂向平均紊動交換系數的時間分佈的計算公式，並將其應用於潮汐河口的實際計算中。
  10. A 2 - d hydrodynamic - numerical model was applied to typical rocky rapids called jiyutan by comparing different computational models. based on the comparison of different schemes, the change of the discharge and the flow current in a branch were analyzed, and the relationship between the flow condition and excavation area, scope as well as mode was discussed, the conclusions show : ( 1 ) in a branching rocky rapids, the velocity may be reduced and flow condition can be improved by excavating one channel partly

    本文在對各種數學模型比較的基礎上，應用二維水動力數學模型研究典型石質汊流灘? ?廣西潯江鯽魚灘航道整治工程方案，通過各方案計算結果比較，分析了不同汊道的開挖及汊道內不同開挖面積、開挖范圍以及開挖方式所引起的分流比及工程區域航道水力條件的變化規律，研究結果表明： （ 1 ）對于石質汊流灘來說，在某一汊道通過局部開挖河槽，擴大過水斷面面積，可以達到降低工程段流速、改善局部水流條件的目的。
  11. In the paper, we firstly acknowledge the characteristic of rainfall kinetic energy and runoff energy, current state and the development of erosion dynamic process by consulting a large number of domestic and foreign literature datum. on the basic, we systemically coordinated the eroded datum of runoff plots of soil and water conservation stations at xifeng, tianshui, suide, and chunhua et al

    本文首先在查閱了大量國內外文獻資料，全面了解降雨動能與徑流能量的特性及侵蝕動力過程等方面的研究現狀及最新進展的基礎上，系統整理了西峰、天水、綏德及淳化泥河溝等水土保持試驗站的徑流場侵蝕資料。
  12. Then establishing a dependable orientation water - sediment dynamics of river networks is the important part of the work

    則建立一套可靠適用的城市河網水流泥沙動力學模型就是數字水利的重要部分。
  13. The variation of coarseness and fineness of the component particles in baijiaziu profile and mafangtan profile is caused by river impetus of weihe river, including runoff volume and velocity of flow, which is closely related with climatic factors in guanzhong basin, such as precipitation, temperature and rainfall

    白家嘴與馬坊灘河流沉積物剖面粒度變化與渭河水動力變化直接相關，而渭河水動力條件又與渭河流域區域氣候變化有關。因此，粒度在剖面上的變化實質上是氣候波動的結果，利用其變化可重建河流沉積物形成以來的水文、氣候環境的演化歷史。
  14. Zhangxianming, male, was born in shandong on may 27, 1965, majors in the study of channel engineering, river dynamics, sediment engineering and hydrodynamic ; meanwhile, he has been teaching several related courses

    張賢明，男， 1965年5月出生，主要研究方向為航道工程、河流動力學、泥沙工程及水動力學，承擔了多門相關課程的教學工作。
  15. Studying on river shoal evolution is a fundamental work in the science of water conservancy, water conservancy projects and waterways planning, designing, management and engineering feasibility

    河道淺灘演變研究是河流動力學的重要組成部分，是水利學科的基礎性課題，也是進行水利、水運工程規劃、設計、管理和工程可行性研究的基礎工作。
  16. The theory of minimum rate of energy dissipation and the dissipative structure can be extended to the field of river dynamics

    然後將最小能耗率原理和耗散結構理論移植到河流動力學領域。
  17. Advances have been achieved in the development of velocity measurement approach and the research on the characteristics of particle movement. the results have great value in both theoretic research and practical application of river dynamics

    在最新測速方法和顆粒運動特性的研究方面取得了新進展，研究結果對促進河流動力學學科的發展及各種工程的應用具有重要的理論意義和生產實用價值。
  18. From the multi - disciplinary synthesis, such as ecology, river morphology, economics, river mechanics, etc., it constructs sixteen specific indices which reflect river structure and function at different layers and classes, indicates the meaning and the determination approach to the indices, and finally determines the index weight through the layered binary compared the expert analysis method

    該評價體系既考慮了人類社會需求的滿足程度，又考慮了維持河流自身生命的需要，從生態學、河流地貌學、經濟學、河流動力學等多學科綜合角度，構建了分層次分類別反映河流結構和河流功能的16個具體指標，並明確相應指標的意義及確定方法，最後選擇分層次二元對比專家分析法確定指標權重。
  19. The coarser sedimentary layers reflect the period of warm and wet climate, during which the natural runoff of weihe river violently rose, the speed of flow increased and the flood easily occurred ; on the contrary, the finer sedimentary layers reflect the period of cool and dry climate, during which the natural runoff of weihe river fell and the speed of flow slowed

    在氣候相對溫濕、降水量較大的時期，渭河水動力條件增強，流量增大，流速加快，出現粒度明顯變粗的沉積夾層，此時也是洪水多發時期；而在氣候相對涼干、降水量較少的時期，渭河水動力條件減弱，流量減少，流速變慢，因此出現粒度明顯變細的沉積夾層。
  20. For mild channel, it is shown that dynamic term and resistance term deviations caused by the distortion influence model water flow movement more seriously than inertia term do

    分析表明，對于平原河道，動力項和阻力項偏離是主要的，慣性項的偏離對模型水流運動影響較小。
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