河流地理學 的英文怎麼說
中文拼音 [héliúdelǐxué]
河流地理學
英文
potamogenic geography- 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...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 河流 : rivers; stream
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Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits
最後,綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究區具備了金剛石成礦地幔地質條件。Now he continues to take his master degree of physical geography in international river center in asia of yunnan university
現于雲南大學亞洲國際河流中心攻讀自然地理學碩士學位。On the basis of previous research works, new exploration wells, new appraisal wells and 3d seismic material are added to new research work in which rock and mineral, sedimentary facies and oil bearing characters are studied deeply by employing the methods of petroleum geology, sedimentary geology and reservoir geology. the results of reservoir prediction on fluvial sandbody in the upper of formation of guantao group obtained by using coherent analysis and acoustical impedance inversion bring good effect to the exploration and development of chengdao oilfield
本文在以往工作的基礎上,補充新鉆探井、評價井和三維地震資料,運用石油地質學、沉積地質學、儲層地質學等原理方法,對埕島油田主力含油層系館上段地層的巖礦、沉積相及油氣富集特徵進行了深入的研究,對館上段河流相砂體進行了以測井約束地震反演為主的儲層預測研究,研究成果為繼續開展埕島油田的勘探開發提供了重要依據。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。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。Some measures are introduced for the recoveries of river geomorphology diversity on the basis of river continuum concept, four - dimensional nature and eco - hydraulic engineering
基於河流連續體、河流四維模型等河流生態修復的基礎理論以及生態水工學的相關理念,對河流地貌多樣性修復的一些方法和工程措施進行了總結和歸納。This company provides a full range of consulting services in the field of bioengineering for the fields of aquatic biology, ecology, and water quality ; hydrology, fluvial geomorphology, soil science, and wetland management
該公司是一個生物工程領域的全方位咨詢公司,業務范圍涉及到水生生物學、生態學、水質量、水文測量、水文學、河流地貌學、土壤科學和濕地管理等。The friction produced when the meteors and the meteor particles rub against the atmospheric air incinerates the swarms , and they fall towards the earth in a brilliant display of light
一些科學家推斷,每天每夜都有成千上萬的流星墜落到地球上,但這一理論無法得到證明,也無法加以否定,因為大多數流星必然落到江河湖海中,它們占據了地球的大部分面積。The weather analysis and climatic characteristics of the heavy - hard rainfall in this area, structure characteristics during the rainstorm, the mechanism and structure of mesoscale systems bringing rainstorm and etc. are studied by conducting diagnostic analysis, theory of dynamics and numerical simulation. the influence on the rainstorm causing by mesosc ale topography piling on the plateau, the particular valley topography in northeast plateau and complex surface vegetation are researched by numerical experiments
本論文試圖採用診斷方法、診斷和天氣動力學理論相結合的方法、數值模擬等方法對高原地區大到暴雨的天氣、氣候特徵,暴雨產生時的物理量場特徵、產生暴雨的中尺度系統的發生機理和結構特徵等方面進行研究,對疊加在高原上的中尺度地形、高原東北部特殊的外流河谷地形及復雜下墊面性質對暴雨的可能影響進行數值試驗,以揭示高原暴雨發生發展的物理機制。This text utilizes the sedimentation and petroleum geology theories, makes use of outcrop, well drilling and analysis datum, studies deeply sedimentary facies and microfacies in chang - 6 to chang - 8 oil - bearing layers of triassic period at longdong region in e ' erduois basin. the sedimentary facies include three type : alluvial fan, lake delta, lake and their corresponding parfacies and microfacies. the spreading of the delta has been detailed researched
本文運用沉積學、石油地質學理論,充分利用露頭、鉆井和測試分析資料,對鄂爾多斯盆地隴東地區三疊系延長組長_ 6 ?長_ 8層位的沉積相、微相進行了深入研究,劃分出沖積扇,河流、河湖三角洲、湖泊四種相及其對應的亞相、微相;並對研究區三角洲的展布進行了詳細研究。Distributed simulation study of multi - geographical process was carried out in the study area of lianshui basin, xingguo county, jiangxi province supported by rs and gis, using the simulation models system developed by usda. this project is funded by the national natural science fund titled " integration and systematization of mathematic models for soil and water resources study in a basin and its application "
本文以國家自然科學基金項目「流域土壤和水資源模擬模型的集成和系統化及其應用」為依託,選擇美國農業部開發的流域尺度的地理過程模擬模型,在遙感和gis技術的支持下,在江西興國縣的瀲水河流域進行了多種地理過程的分散式模擬研究。Taking ningxia - inner mongolia reach of yellow river as a study case, a ice regime forecast data warehouse is established for the datamining concerned on the basis of the analysis on the ice regime changing law and its influencing factor of the reach, and then the conceptual mathematic model and artificial neural network model for the parameter calibration of ice regime forecast are built up with gis in combination of the relevant empirical forecast models based on the principles of the hydrological flow muting, thermodynamics and ice hydraulics etc., with which the design and development of the decision support system for the ice regime forecast with the integrated functions of information inquiry, model parameter calibration, temperature forecast and ice regime forecast are preliminarily discussed
摘要以黃河寧蒙河段為例,在對河段歷史冰情變化規律及其影響因素分析的基礎上,建立冰情預報數據庫,進行數據挖掘,並以地理信息系統( gis )為平臺,以水文學流量演算、熱力學、冰水力學等原理為基礎,結合相關經驗預報模型,建立用實測資料進行參數率定的冰情預報概念性數學模型和人工神經網路模型,初步探討了集信息查詢、模型參數率定、氣溫預報、冰情預報等功能為一體的冰情預報決策支持系統的設計與開發。This paper is one of the important components of the project " the sustained development on the yellow river drainage basin between humans and environment "
本論文是河南大學人文地理省級重點學科基金資助項目「黃河流域人地關系可持續發展研究」的一個重要組成部分。The water quality respond relation of input - output measurements are established by systematic theory in this paper. according to the peculiarity of hydrology and the necessity of water quality inverse problem the multi - parameter inverse problem model based on ordinary differential equation is developed. the existence and uniqueness of the solution of the ordinary differential equation about two parameters or multi - parameter are to be proved. the unstability depending on errors between monitoring data and interpolation approximate data are analyzed and demonstrated. cubic spline interpolation function, the least two multiply and positive rule method are conjoined for obtained solution of multi - parameter. the results from this algorithm indicats its efficient to the multi - parameter identification in water quality modeling
本文應用系統理論,建立了水質多參數輸入輸出之間的響應關系;根據河流水文水質變化特點和參數反問題的需求,建立了水質常微分方程多參數反問題模型.根據常微分方程參數反問題的數學理論,作者給出了兩參數和多參數水質常微分方程反問題的解的存在性、唯一性的理論證明過程和結論;還針對水質現有監測資料的測驗誤差和插值近似計算誤差造成參數反問題的不穩定性,將三次樣條插值函數、超定方程最小二乘法和正則化演算法有機地結合使用,成功地給出了水質參數反問題的穩定化演算法.最後給出了應用計算結果The main features in the study of flood forecasting and control system are as follows : ( 1 ) runoff generating and confluence theory and hydro - dynamic method are adopted to predict the water level of taihu lake and key nodes, the basin wide forecasting and control system with the function of real time correction has been first established in plain river network to meet the complicated flow conditions of taihu lake basin and to enhance the reliability of forecasting results ; ( 2 ) according to the rainfall in foreseen period multiple schemes can be made in the forecasting model and adjusted with time, which overcomes the errors caused by the uncertain rainfall in the foreseen period so as to make the forecasting results approach reality
本文所研究的預報調度系統有如下特點: ( 1 )本系統採用產匯流理論和水動力學方法預報太湖及重要節點水位,首次在平原河網地區建立了具有實時校正功能的全流域預報調度系統。以適合太湖流域復雜的水力條件,增強預報的可靠性; ( 2 )預報模型可以根據預見期降雨量進行多方案預報,並隨時間推移,可以實時進行調整,克服由於預見期降雨不確定引起的誤差,使預報結果更接近實際。Based on analysis of magnetic effect mechanism of alluvial cohesive soil, according to the distribution and character of river alluvial cohesive soil of first and second terrace of yongjiang river of nanning, pore water chemical characteristic, especially total iron content in pore water and holding form of iron ion in pore water, this text preliminarily divides the river alluvial cohesive soil of first and second terrace of yongjiang river of nanning into two magnetic effect region : reinforced region and weaker region of magnetic effect
摘要在分析粘性土磁效應機理的基礎上,根據? 、級階地河流沖積相粘性土的分佈及其特性和孔隙水化學特性,尤其是孔隙水中的總鐵含量以及鐵離子的賦存形式,將南寧市邕江? 、級階地河流沖積相粘性土初步劃分為磁效應強化區、磁效應較弱區兩個磁效應區。The author starts the study with defining some basic concepts and categories, then some related theories of environmental economics, resource economics, ecological economics, and sustainable development are employed to analyze the interrelation between environmental protection and economic development, and inner mechanisms that cause the unbalance between environmental protection and economic development. then the author judges the relationship between environmental protection and economic development in uryr by the methods of quantitative analysis and qualitative analysis. on the basis of analyzing the reasons that cause the unbalance between environmental protection and economic development in uryr, and using the experiences of or drawing lessons from the development of other large river basins at home and abroad, the author designs some mechanisms that urge the cdee in uryr, then explores the channels of realizing the cedd in uryr
本文研究的切入點是界定環境與經濟協調發展的相關基本概念及范疇,然後剖析環境經濟學、資源經濟學、生態經濟學及可持續發展理論等相關理論,力圖全面把握環境與經濟發展的內在聯系以及環境與經濟發展失衡的內在機理,以此為基礎,定性與定量相結合,綜合評判長江上游地區環境與經濟發展關系狀況;在全面分析長江上游地區環境與經濟發展失衡的原因基礎上,結合國內外大河流域開發的經驗和教訓,設計出長江上游地區環境與經濟協調發展的機制,探討長江上游地區環境與經濟協調發展的途徑,研究長江上游地區重點區域實現環境與經濟協調發展的對策措施。The project mainly solved the problems from the flood control, the morphological diversity of river profile and cross section, and the diversity of habitats in the river through the layout of shoreline and structures, the design of river profile and cross section, the design of riverbank protection, which is one effective engineering practice of eco - hydraulic engineering
治理工程在岸線布置、沿河建(構)築物布置、河流縱橫斷面設計、岸坡防護設計等方面解決了防洪安全、河流縱向形態多樣性、斷面形態多樣性以及河流內棲息地多樣性等問題,是生態水工學理念的一次有效工程實踐。In this paper, oil reservoir fine description has been applied, and by study of reservoir, structure and fluid features, fluid units have been divided and new geology models have been rebuilt. then logging data have been reinterpreted and reprocessed and numerical modeling results have been used. on base of these work, the residual oil distribution feature and regulation in the fluvial facies sandstone in gudao oil field south region has been scientifically studied
本文主要運用油藏精細描述技術,通過儲層、構造、流體研究,劃分出流體流動單元,重建新的地質模型,在此基礎上對測井資料進行了重新解釋和處理,並運用數值模擬研究結果,對孤島油田南區河流相砂巖油藏剩餘油分佈特徵和分佈規律進行了科學研究。For rambling manner, multifold optimal strategies are studied : the fundamental principle of occlusion culling is to reduce the i / o data amount on the basis of view frustum culling by taking the keep - out relation of spatial objects into account. by constructing presentations with different detail levels for spatial objects in every sub scene, simplification of lod increases the efficiency of data i / o at the expense of visualizing precision measurably. by utilizing the superiority of multitask operating system, the multithreading synchronous mechanism can help to implement the dat a i / o and scene visualization in different threads
這套處理方法已經嵌入到我們自主開發的三維地理信息系統平臺軟體sei3d系統之中,作為「大連市空間數據資源中心, ,及「大連理工大學空間技術研究中心, 』面向「數字大連, ,戰略開展三維gis研究的一項重要成果,其主要思想在「灤河中下游流域三維場景演示系統」項目中己經得到了應用與檢驗,最終結果達到了用戶的開發要求。分享友人