長江口 的英文怎麼說
中文拼音 [zhǎngjiāngkǒu]
長江口
英文
changjiang kou-
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。Wetland bioecology environment research and strategy
長江口地區濕地生態環境調查與保護對策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 ) at last, yre egis is designed and developed systematically in this thesis
（ 3 ）長江口深水航道治理工程地理信息系統的總體設計。In consideration of the crises of both the industrial water and the domestic water in the estuarial areas of the yangtze river caused by the decrease of the channel runoff and the intrusion of the sea water during the dry season in dry year, the concept, method and planning framework of the water resources allocation for the areas mentioned above along the main stem of the river are put forward herein based on the preliminary prediction of the future water demands by taking the water resources allocation therein during the dry seasons as the actual case in combination with the status quo of the water environment and water resources utilization concerned
摘要針對枯水年枯水季，因河道徑流量較少，鹽水入侵的頻率和強度顯著提高而引起的長江河口沿岸地區生產生活用水安全，文中結合長江口地區水資源利用和水環境現狀，以大通以下長江幹流地區在枯水季水量分配為實例，在初步預測未來河口地區水資源需求的基礎上，提出長江口地區水資源配置的思路、方法及方案框架。The hydrological and meteorological situ - observation stations in the yangtse river estuary were established from 1955 years, a mass of data was acquired in the last 40 years
長江口海區從五十年代開始設置引水船水文氣象站至今，歷時四十余年已積累了大量資料。First, according to measured data and literature, the river channel evolution rule and its reasons in the southern branch of the yangtze river are discussed from the perspectives of historic evolution, recent evolution and the tendency prediction of river channel evolution. besides, the local reservoir has been studied from the changes in thalweg and section as well as the calculation of local erosion and deposit. consequently, the stability and feasibility of reservoir construction in the river section are approved
首先根據大量實測資料及文獻資料，就歷史變遷、近期演變、河演趨勢預測等方面，初步探討了長江口南支河段河道演變規律及原因，並具體就深泓線的變化、主槽斷面變化、局部沖淤計算等方面對擬建水庫局部區域進行了分析，論證了工程河段建設水庫的穩定性及可行性。Study on the sediment - water interface nutrients fluxes of tideland near the coastal sewage outfalls a case study of laogang and bailonggang sewage outfalls near yangtze estuary
以長江口濱岸帶老港和白龍港排污口為例Zooplankton biormass and its variation in water near changjiang estuary
長江口水域浮遊動物生物量及其年間變化The verification results show that the model can simulate well the tidal levels, current velocities, sediment concentration, bed load transport, diversion ratio in the bifurcation section, topographic change of the north and south channels, as well as sudden siltation caused by typhoons
大量實測資料驗證表明，該數學模型可以較好地模擬長江口地區的潮位、流速、流向、含沙量、底沙、分流比、南北槽地形變化和臺風暴潮造成的航道驟淤情況。This paper introduces the basic structure, system composition, applicable condition, main parameters and construction procedure of the first walking underwater bed leveling machine in china, and describes the construction quality and efficiency of bed leveling in yangtze estuary deepwater channel regulation project
摘要簡要介紹我國第一臺步履式水下基床整平機的基本結構、系統組成、適用條件、主要技術參數和施工工藝，並對其在長江口深水航道治理過程中進行基床整平的實際施工質量和工效作了說明。The updated model with complete forcing has excellent ability of simulation and forecast. to study yellow and east china circulation in winter and summer, based on long - term ocean observation data of january and august, the fine structure of yellow and east china seas circulation is diagnostically calculated with complete forcing ( including surface wind stress, boundary transportation, baroclinic effect, tide, changjiang river runoff ) in winter. the influences of factors on main circulation patterns are discussed respectively
對于冬季和夏季海洋環流的情況，在多年觀測的溫鹽資料基礎上，分別以1月份和8月份代表黃東海冬季和夏季的情況，以月平均大氣風應力、邊界流輸送、溫鹽斜壓效應、潮汐、長江口徑流等作為強迫條件，對黃東海環流的細微結構作了高分辨的三維數值模擬，探討了各因子對冬、夏季主要流系的動力學作用。Changjiang river diluted water ( crdw ) turns to north at changjiang estuary and turns to east latterly
長江沖淡水出長江口後向東北向偏轉，而後向東。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Semi - circular composite dikes are one of the main structures in yangtze estuary channel regulation project
摘要半圓體混合堤是長江口深水航道治理工程中堤壩主要結構型式之一。Using a dissolved conservative material as a tracer in the water, a three - dimension advection - diffusion water exchange numerical model was used to study the flushing time by discharge and the discharge dominated region of the yangtze estuary. the flushing time of the yangtze estuary is an important eigenvalue, which denotes the water environmental capability of estuary
然後應用以溶解態的保守性物質做為研究長江口水體交換的載體，建立了完全三維對流擴散型的長江口水體交換的數值模型，對長江口的水體交換時間做了一個整體的計算。Using a dissolved conservative material as a tracer in the water, a three - dimension advection - diffusion water exchange numerical model was used to study the flushing time by discharge and the discharge dominated region of the yangtze estuary based on the successful simulation of flow field
在成功模擬長江口流場的基礎上，同時應用以溶解態的保守性物質做為長江口水體交換的載體，建立了三維對流擴散型的長江口水體交換的數值模型，對整個長江口的水體交換規律進行了研究。The authors analyzed the water quality and bottom sediment quality near the zhuyuan and bailonggang sewage outfalls and compared them with those from the large waters of the changjiang estuary
摘要本文分析了上海竹園和白龍港兩處污水排放口附近水域的水質和底質現狀，並與長江口大水域進行比較，研究了城市污水排放對長江口局部水域造成的污染和對水域富營養化的影響。Based upon the analysis of the data obtained during the survey, it can be concluded that : 1 ) the number of biomass of macrobenthos in the yellow sea and the east china sea in autuma is higher than that in spring, while the number of density of macrobenthos in autumn is lower than that in spring ; 2 ) the number of biomass of macrobenthos in the yellow sea is higher than that in the east china sea ; 3 ) the number of species in the yellow sea is lower than that in the east china sea ; 4 ) one of the characteristics of distribution of macrobenthos in the east china sea is that the species richness increased from the coastal waters to the offshore deep waters, from the north to the south. 5 ) the species composition in the deeper part occupied by the cold water mass of the yellow sea is more stable than that in the coastal part of the yellow sea in the late 40 ~ 50 years
通過以上幾方面的分析，結果表明： 1 ）黃東海調查海域的秋季總生物量均高於春季，總棲息密度則低於早春季； 2 ）黃東海春季生物多樣性指數高於秋季； 3 ）南黃海、東海的水文特點顯著不同：東海底溫顯著高於南黃海底溫，東海底鹽亦高於南黃海底鹽； 4 ）南黃海春秋季生物量分佈無一致規律，東海春秋季生物量除長江口外基本上自近岸向外海逐步降低； 5 ）東海大陸架大型底棲動物的種類組成較南黃海更豐富； 6 ）東海大型底棲動物的分佈特點之一為：種類數由北向南、由近岸（西部）向外海（東部）逐漸增多； 7 ）在黃海冷水團控制的海域，其底棲動物種類組成較近岸海域穩定； 8 ）幾個生物多樣性指數各有側重，都能較好地反映底棲動物的分佈特點A number of statistical and analytical works have been done by the institutions such as thethird shipping affair engineering and relonnissanle design institue of ministry of communications, hohai university, yangize valley water hudroprower planning and institule, nanjing hydraulic research institute and so on [ 25 - 30 ]. in 1993, the correlation analyses based on the data from the short - term situ - observation at near sea - route of the yangtse river estuary and the ship - stations were carried out to deduce the wave factors used in the engineering design
交通部第三航務工程堪察設計院、河海大學、長江流域水利規劃設計院、南京水利科學研究院等單位曾作過不少統計和分析工作[ 25 - 30 ] ，在九十年代前期，人們曾根據長江口深水航道或附近短期實測資料與引水船站進行過相關分析，進而推算出設計波要素。分享友人