潮汐河口 的英文怎麼說

中文拼音 [cháoxīhékǒu]
潮汐河口 英文
tidal estuary
  • 潮 : Ⅰ名詞1 （潮汐; 潮水） tide 2 （比喻大規模的社會變動或運動發展的起伏形勢） （social） upsurge; cur...
  • 汐 : 名詞（夜間的潮） tide during the night; nighttide
  • 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...
  • 口 : Ⅰ名詞1 （人或動物進飲食的器官; 嘴） mouth 2 （容器通外面的地方） mouth; rim 3 （出入通過的地方） ...
  • 潮汐 : morning and evening tides; tide潮汐電站 tidal power station
  • 河口 : [地理學] river mouth; stream outlet; estuary; outfall河口地貌 estuarine geomorphy; 河口港 estuary...
  1. Tidal characteristics of cao e river, a hilly, fluvial and macro - tidal estuary

    山溪性可沖性強潮河口曹娥江潮汐特徵
  2. Abstract : the qiantang estuary with violent hydrodynamic conditions is well known for its tidal bore. the regulation of the estuary in the past, especially the progress since the founding of new china are reviewed. the principles of the regulation and planning of the qiantang estuary formulated in 1960s are expounded, i. e., to narrow the river to reduce the tidal prism, and to increase the ratio of the river flow to tidal discharge. the experience of estuary regulation / reclamation is summarized, especially the engineering measures to protect the groin head and to use polder dykes as sea defense works. finally, the effect is analyzed of the large - scale constraction / reclamation in the estuary on the tides, flooding high water level, estuary bed and the northern deep waterway in the hangzhou bay

    文摘:以涌潮聞名的錢塘江河口，動力強勁，破壞力極大.回顧錢塘江河口歷代治理情況，重點記述1949年以來治理工作的進展，論述60年代提出的錢塘江河口治理規劃的指導思想，即縮窄江道，減少進潮量，增大山潮水比值的整治原則.總結整治規劃實施過程中治江圍塗經驗，特別是「以圍代壩」和丁壩壩頭保護等工程措施.分析錢塘江河口大規模治江圍塗后對錢塘江河口潮汐、洪水位、河床以及杭州灣北岸深槽的影響
  3. 1966 the world ? s first major tidal power station, at the rance estuary in the golfe de st malo in brittany, was opened by president de gaulle

    坐落在法國布列塔尼半島聖馬洛灣朗斯河口處的世界上第一座大型潮汐發電站建成，戴高樂總統出席竣工儀式。
  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. 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。
  6. In order to develop and utilize the ocean, its hydrodynaraic conditions have to be studied first. in estuary and coastal seas, tidal flow is a basic hydrodynamic factor, which affects other substance transport remarkably

    潮流，是海岸帶、海灣、海峽和潮汐河口地區的主要水動力學條件之一，是這些地區最基本的物質運動，其他物質諸如泥沙、鹽分、各類污染物質及熱量的輸運過程，均伴隨著潮流而運動。
  7. To analyze the hydrodynamic structure of the estuary, 3d k - numerical model with curvilinear fitted coordinate has developed. the distribution of velocity and turbulent exchange coefficient at different time has obtained and analyzed

    紊流模型對測驗河段進行計算，得到特徵時刻該潮汐河口段的水力要素及垂向紊動混合系數的分佈。
  8. Based on the review of recent advances in surveying and controlling techniques of river models, described in this paper is a new controlling technique, which makes use of a two - way axial - flow pump and a immersion pump to control the up - boundary condition of discharge and the down - boundary condition of water level respectively, with the tidal model of the huangpu river estuary as an example

    在對河工模型量測與控制技術進行回顧的基礎上，以黃浦江河口潮汐河工物理模型為例，介紹了潮流河段上邊界採用軸流泵進行雙向流量控制、下邊界採用潛水泵進行水位控制的新技術。
  9. Based on the morphological characteristics of riverbed of tidal estuaries, a calculation formula for the widening rate of the estuarine regulation line is derived

    摘要根據潮汐河口河床形態關系，推導了河口治導線放寬率的計算式。
  10. Using the 1 - d rivernet model calculates the water discharge ratio of the two branches and also duplicates the back - flow in the north branch during flood tide. the 2 - d model with a fine grid is applied to the field of flow in the changjiang estuary and the results are well in agreement with the measured flow

    同時利用河網模型對長江口分汊河段進行一個月的水流模擬，並獲得了長江口南北支分流比，復演出北支漲潮時水體倒灌轉流現象，解決了河網模型用於分汊河道潮汐水流模擬的問題。
  11. In the dry season, the bridge would have very little impact on the tidal and residual flows, the instantaneous and accumulated flows and salinity fluxes through the bridge crossing and ma wan channel and the salinity distribution near the bridge alignment in the pearl river estuary and in deep bay

    在旱季，大橋對潮汐及剩餘潮汐、流過大橋通道及馬灣海峽的瞬時和累積潮湧及鹽度，以及大橋在珠江河口和后海灣一水域的鹽度分佈的影響非常輕微；
  12. Also, the researchers were able to deploy the foxy sensor for long periods of time to collect data, and observed that oxygen concentration in the estuary declined by nearly 80 percent overnight - - a significant change that might indicate major tidal fluctuations

    研究人員也能夠使用foxy傳感器進行長期收集數據， 80 %整夜時間觀察河口氧濃度的衰減- -一個明顯的變化可能表面主要的潮汐波動。
  13. Foe in wales is backing a more modest idea of building lagoons in the estuary to harness the power of the tides, in which water flows into the lagoons at high tide and powers turbines when it is allowed back out

    威爾斯地球之友正在支持一個在河口興建?湖以管理潮汐潮汐力量的審慎想法，漲潮時海水進入?湖，回去時可以產生能源。
  14. But, in some other water areas such as the narrow - deep tide channel, narrow - deep valley reservoir and narrow - deep estuary area, the vertical varies of parameters such as the velocity, temperature and concentration is far greater than that in the horizontal direction, so the two - dimension vertical numerical simulation technique should be adopted in these areas

    而在另外一些水域，如窄深潮汐通道、窄深型河谷水庫如三峽、窄深河口地區，有關參量（如流速、溫度、濃度等）的垂向變化要比水平橫向的變化為大，應採用垂向二維水流水質數值模擬技術。
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