tidal estuary 中文意思是什麼

tidal estuary 解釋
潮區,有潮河口
  • tidal : adj. 1. 潮汐的;潮水(似)的。2. 由於潮水作用的,定時漲落的;開船時間視潮汐而變動的(客船班次)。
  • estuary : n. 三角灣,河口灣,港灣。
  1. Based on the study of sediment transport under the actions of tidal currents and wind waves, a mathematical model of suspended load and bed load for yangtze estuary is developed

    摘要通過對長江口徑流、潮流和波浪共同作用下的泥沙運動規律的研究,開發並建立了長江口全沙(懸沙和底沙)數學模型。
  2. The article is based on nation nature science foundation of china, " biogeochemical cycling of pollutants in complex environments of tidal flats in the yangtze estuary " ( no. 40131020 ). the author chose open tidal flat of dong tang chongming yangtze estuary as research object and set up typical section plane so that under the good condition, the author measured hydrology element, total nitrogen and total phosphor index

    本文依託國家自然科學基金重點項目「長江口濱岸潮灘復雜環境條件下物質循環研究」 (批準號: 40131020 ) ,選擇了長江口崇明東灘敞開型潮灘為研究對象,設置典型斷面,在平靜天氣條件下,實測了水文、地球化學要素,獲得了水位、流向、流速、 tn及tp等指標6000多個實測數據,著重對長江口潮灘水動力過程、 tn和tp的動力輸移過程進行研究。
  3. The world's largest electricity generating tidal barrage may be built across britain's severn estuary by the end of the century.

    在本世紀末世界上最大的發電攔潮大壩可能在橫貫英國的塞文河口建立起來。
  4. 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
  5. 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
  6. 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。
  7. The weser estuary in germany, with broad beaches, lots of sand bars and many tributaries, is characterized with a great quantity of sediment transport due to tidal current ' s movement in the fluvial bed of fine sediment

    摘要德國威悉河口灘地寬廣,有無數的沙洲和許多大的分流,潮流在主要為細沙的沖積河床中運動,泥沙輸移量極大。
  8. Because during the sedimentation of the flood plain - estuary fades, the conditions of sea level rising, tidal regime, sediment supply and accommodation space were suitable for the development of a tidal ridge system, the sand lenses associated with this facies may represent tidal ridge formation in the incised valley

    在河漫灘河口灣相沉積期問,由於海平面上升、潮流體系、沉積物供給和可容空間條件適合一個潮流沙脊體系的發育,其中的砂質透鏡體可能代表了下切河谷內發育的潮流沙脊。
  9. Generally, tidal bore is wave alignment moving upstream estuary, and its surface will break when the wave alignment is strong, which leads to water roll tracing the source. the velocity, which is between small - disturbed wave velocities before tidal bore happens and the one after tidal bore happens, increases with the ratio of tidal bore height to the water depth in wave front

    涌潮一般是向河口上游推進的波列,強度大時,表面破碎,進而發展成溯源推進的水滾,其傳播速度隨涌潮高度與波前水深比值增加,大小介於涌潮前後小擾動波波速之間。
  10. Application of gps - rtk bathymetric survey technique without tidal observation in yangtze estuary channel regulation project

    無驗潮水深測量技術在長江口航道治理工程中的應用
  11. 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。
  12. The outline tests on the alignment of spur dikes in the flume with repeated tidal flow were carried out based on the alignment of the regulation structures in the north trough of the deep waterway in the yangtze estuary

    摘要結合長江口深水航道治理二期工程北槽中整治建築物的布置形式,在潮汐往復流水槽中進行了丁壩群不同布置形式的概化試驗。
  13. The generating and controlling system of the upstream runoff, downstream tidal current and rotational flow in the physical model test for the yangtze river estuary deep channel training project is introduced

    摘要介紹了長江口深水航道整治工程物理模型試驗中配置的上、下游潮汐及旋轉流發生和控制系統。
  14. 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。
  15. Preliminary study on high water level of cao e river, a hilly, fluvial and macro - tidal estuary

    山溪性可沖性強潮河口曹娥江高水位初步研究
  16. The environment of yangtze estuary tidal flat is effected by the interaction of sea and land so that the effect of tide hydrodynamic is intensity and complex

    長江口濱岸潮灘環境在鹹淡水交替、出露和淹沒交替、沖淤交替等海陸交互作用的影響下,波潮流水動力作用強烈而復雜。
  17. 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。
  18. Sedimentation and preservation of tidal laminae on the tidal flat of the changjiang estuary

    濱、淺海地區高解析度古環境分析的若干沉積學問題。
  19. The local current disturbance after bridge being built in qiantang estuary leads to correspond changes of riverbed near bridge. but there is not any impact on astronomical tide, runoff large - scaled river shape and riverbed after bridge being built. so it does n ' t change the formation of tidal bore at all after bridge being built, but there is some impact on the shape and intensity of tidal bore because of pier resistance

    在錢塘江河口建橋將引起局部水流的擾動及近區河床的相應變化,但不會對天文潮、徑流及大范圍河勢、河床產生影響,因而,建橋不會從根本上改變涌潮的產生,但橋墩阻力對涌潮形態和強度是有影響的。
  20. Based on the direction of sources and the ratios of sandstone to formation of sedimentary rocks, together with the sedimentary structures and textures, paleocurrent direction and the characteristics of paleontology, etc., the planimetric maps of sedimentary facies of each stages in the studied area are compiled in order to recognized the extension of dominant facies and the evlotionary history of sedimentary environment, hi the stage of benxi and taiyuan, lagoon - tidal flat sediments are widespread in the area, and the deposits of estuary, lagoon and small delta in the northwest margin of ordos

    以物源方向和沉積巖砂地比值為基礎,結合沉積結構構造、古水流方向及古生物特徵等,編制了研究區各期次的沉積相平面圖,以識別優勢相展布和沉積環境演化。本溪期和太原期研究區瀉湖?潮坪沉積分佈廣泛,西北緣發育河口灣、瀉湖及小型三角洲沉積。
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