沙利文河 的英文怎麼說
中文拼音 [shālìwénhé]
沙利文河
英文
sullivans cr-
Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed
利用兩期水深的比對可以揭示黃河水下三角洲的沖淤演變規律，但由於實測水深資料獲取較為困難，因而利用遙感來反演水深是一個重要的選擇，為此，本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究端走取兩個試驗區進行了多光譜遙感水深反演試驗，試驗結果表明，在極高泥沙濃度、較強水動力條件的黃河口海域，用多光譜遙感反演水深是可行的。On the basis of remote sensing technique ' s good characteristic with large - area, multi - time, multi - photograph variety, manifold abundant spectral information and high ground resolution, the fault tectonics frame, river geomorphy ( such as terrace, floodplain, shoal, etc ) and suspended load, etc. were explained after analyzed the fault tectonics, river geomorphy, characteristic in the tm image by gray bar statistics, primary component analyses, tm741 image integration, line convolve enhancement and model recognition etc. especially 9 piece of fault tectonics were explained in this thesis, in succession, the impacts of the factors severally were analyzed
遙感技術具有大范圍、多時相、多片種、多層次、含有豐富的光譜信息及具有較高的地面解析度的特點。本文利用該技術，運用灰階統計特徵分析和主成分分析、 tm741多波段融合、線性卷積增強、模型提取等一系列遙感解譯分析方法，分析了斷裂構造、河流地貌（階地、漫灘、沙洲）及懸浮物等在tm遙感圖象上的影像特徵，解譯出了安徽南部斷裂構造格架、河流地貌和懸浮物的分佈，並新解譯出了9條近東西向的斷裂。It is mainly by analyzing the features of sediment concentration distribution in vertical in this paper, and then the problems of effect of headwork gates on sediment prevention, relation between distribution of sediment deposition in irrigated areas and its treatment and utilization, estimating the influence of withdrawing water and sediment on channel deposition and erosion in lower yellow river, and treatment and utilization of the sediment entered into canals are discussed
本文主要從分析計算含沙量沿垂線分佈特點，探討渠首防沙的作用，分析灌區泥沙淤積分佈特性與泥沙處理利用的關系，分析計算引水引沙對黃河下遊河道沖淤影響及入渠泥沙的處理利用等問題。In this paper, the deposition evolution process in qtx reservoir are studied, the incoming water and sediment, the operation data, and the time and space distribution of longitudinal and lateral sedimentation in reservoir are analyzed in detail, and the longitudinal scouring and sedimentation and lateral deformation law in reservoir tidal flat and mainstream under different operation way are summarized in every operation period
本文以黃河青銅峽水利水電樞紐工程水庫淤積演變過程為研究對象，對青銅峽水庫來水來沙組成、水庫運行資料、水庫縱橫向泥沙淤積時空分佈等進行了較詳細的分析，總結了青銅峽水庫各個運行時期不同運行方式下水庫灘槽縱向沖淤和橫向變形規律。This paper summarize the estuary sediment management methods also, analyze and the following aspects and give evaluations : estuary dredging and lead the flow, lead water to scour the river channel, build the xihekou reservoir, estuary gate deposition management, dike reinforced etc
本文還對河口泥沙的處理途徑和措施進行了概括總結，對河口疏浚與導流、引海水沖刷河道、建設西河口水利樞紐、攔門沙治理、人工有計劃改道和出漢、加高堤防和加固防護工程和挖河固堤工程等進行了分析評價。Using existing data and experiences, considering the character of shaying river, and based on the water quality forecast system of shaying river, in this paper, we firstly put forward a high performance parallel computing method of multi - parameter choice in china, and implement it on dawing high performance parallel computer for the choice of parameter for shaying river
文章利用已有的數據和經驗，根據沙潁河具體的水質和應用特點，在國內首次提出了採用基於并行計算技術的高性能計算方法，對沙潁河支流水質模型進行多參數率定的方案，並在曙光系列并行機上得以實現。Qualitative analysis on the effect of flood control and engineering safety -, seizing lots of water conservancy effective adjust storage. then making water level risen and reservoir backwater enlarged in the same flow level ? effect on beach and the buildings across river, soil salinization caused by flow from a lower to a higher place and unsmooth groundwater drainage destroy of travel resource caused by disorder enclose tideland for cultivation in reservoir silt up flood plain are given, then presents enclose tideland for cultivation dyke is important cause which water level rise in reservoir
本文從青銅峽水庫泥沙淤積入手，分析水庫泥沙淤積特性和庫區圍墾堤開發利用淤積灘地的現狀，對防洪安全及工程安全的影響、侵佔大量的有效調蓄庫容、造成同級流量下水庫水位抬升水庫回水上延、對沿岸及過河建築構成影響、因水位抬升致使庫區周邊灌區地下水排水不暢乃至倒灌而造成土地鹽堿化、對水庫庫區大量淤積灘地無序圍墾造成旅遊資源破壞等五方面影響的定性分析，提出庫區圍墾堤是水庫水位抬升的重要原因。Analysis of water and sediment materials from main hydro - stations in the upper reaches of the yellow river in qinghai province showed that, the area in the upper reaches of the yellow river was only 23. 4 % of the total yellow river basin, while its runoff was 47. 5 %, and sediment yield was only 3. 86 % of that of the whole basin, so it was a major area of water production and supply
利用青海境內黃河上游主要水文測站的資料，對境內水沙來源及組成進行了分析，認為該區面積只佔黃河流域面積的23 . 4 ，而徑流量佔47 . 5 ，輸沙量只佔3 . 86 ，是黃河的主要產流區和水量供給地之一。The all hinge of riverbed power station of the kaplan turbine ' s transient is studied in this paper whose background is the water hinge of power station in sha potou on the yellow river
本文以黃河沙坡頭水利樞紐電站系統為工程背景，對轉槳機組河床逕流式電站全樞紐系統進行了過渡過程的數值模擬研究。Hong kong city hall, queen elizabeth stadium, sheung wan civic centre, sai wan ho civic centre, hong kong arts centre, tom lee music co. ltd. branches aberdeen, tai koo shing cityplaza, causeway bay, city centre, westwood
香港大會堂伊利沙伯體育館上環文娛中心西灣河文娛中心香港藝術中心通利琴行分行香港仔太古城銅鑼灣城市大廈西環Complicated hydrologic and geographic conditions, and the large scale of the xiaolangdi hydraulic project on the yellow river are introduced briefly. three desilting tunnels are designed to meet the requirements of flood control, sediment discharge and runoff regulation. according to the performance requirements of desilting tunnels, the tunnel lining down - stream of the grouting curtain is designed to be post - tensional prestressed lining. on the basis of investigation and research, experiements and analysis, the unbonded prestressing system is used. it is the largest unbonded prestressed tunnel lining project in the world, and the first one in china
簡介黃河小浪底水利樞紐復雜的水文、地質條件以及龐大的工程規模.該樞紐設計有3條排沙洞，擔負著泄洪、排沙、調節徑流和保證進水口不被泥沙淤堵的任務.根據排沙洞的水庫運用要求，灌漿帷幕下游排沙洞洞身段設計為混凝土后張預應力隧洞.通過大量的調研、試驗、分析論證，在施工前確定該預應力方案選用無粘結預應力系統，成為目前世界上規模最大的無粘結預應力隧洞襯砌工程，在國內尚屬首例Sequence stratigraphy can contribute directly to the exploration of subtle traps. it is effective to increase the precision of stratigraphic correlation, therefor to enhance the reliability of subtle traps prediction, stratigraphic correlation approaches using in this paper based on principle of stratigraphic base - level cycles developed by t. a. cross, which are well tested in shallow marine and coastal plain strata. utilizing core, drilling, logging, seismic data and other information, the paper focus on recognizing the stratigraphic cycles formed by multi - order base - level cycles, establishing the stratigraphic correlation framework, researching on the distribution of reservoir and the prediction of the prospecting targets of the fourth section of shahejie formation in qi - shu area, liaohe basin
本文以t . a . cross成因地層研究小組提出的以地層基準面旋迴原理為理論基礎進行成因地層分析和儲層預測的高解析度層序地層學為指導，利用鉆井、地震、巖心等多種分析資料，對遼河盆地西斜坡中部齊?曙地區沙四段地層進行了層序地層綜合研究，建立了研究區高解析度等時地層格架，在等時格架內對本區沙四段進行了沉積體系特徵及其展布規律的研究，在綜合分析成藏要素的基礎上對沙四段有利目標區進行了預測。The surface material is liable to erosion wear with high - velocity sediment - laden flow, hi this paper, sand wear mechanisms are discussed and some effects of significant flow factors on material wear are analyzed ; the possibility of preventing erosion wear with aeration is proposed ; based on test data, the formula for calculating the concrete material wall surface wear rate is derived. it is indicated that the wear rate is related to the air concentration, the strength of material, the flow velocity and the sediment content. it is shown that wear rate can be reduced with the help of flow aeration
分析了空蝕與磨蝕的不同物理特徵；探討了沙粒磨蝕機理，提出了影響磨蝕vi河海大學博士學位論文一的因素；研究了摻氣抗磨的可能性：建立了混凝土材料壁面磨蝕率的計算公式；說明含沙水流對固壁材料的磨蝕率隨摻氣濃度、材料強度的增大而減小，隨水流流速、含沙量的提高而增大；利用摻氣可有效地降低過流表面的泥沙磨蝕率。In this paper, a brief review of the basic theory and the computational methods for bedload transport have been made with the emphasis on the great influence of bedload on the bed - forming in rivers. a new way is proposed by using numerical simulation to study the nonuniform bedload transport in the changjiang estuary
本文概括了推移質輸沙的基本理論和計算方法，闡述了推移質在河床演變中的重要作用，在總結非均勻推移質輸沙研究現狀的基礎上，提出利用數值模擬手段研究長江河口非均勻推移質輸沙的思路。Abstract : because of natural environment of drought 、 wind and sand as well as saline and alkaline soil, etc., the original ecological balance is destroyed meanwhile, vulnerable ecological environment and unique landscape pattern are formed under blind reclamation and irrational using water resource in continental river basin in arid zone
文摘:乾旱區內陸河流域因其乾旱、風沙及鹽堿的自然環境，加之盲目開墾荒地、不合理利用水資源等人為因素的影響，改變了原有的生態平衡，形成了脆弱的生態環境和特殊的景觀格局。分享友人