水文斷面 的英文怎麼說
中文拼音 [shuǐwénduànmiàn]
水文斷面
英文
hydrometric section- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 文 : Ⅰ名詞1 (字) character; script; writing 2 (文字) language 3 (文章) literary composition; wri...
- 斷 : Ⅰ動詞1 (分成段) break; snap 2 (斷絕;隔斷) break off; cut off; stop 3 (戒除) give up; abstai...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 水文 : hydrology水文測驗 hydrologic survey; 水文成因分析 hydrologicall genetic analysis; 水文地理學 hydr...
- 斷面 : section; fracture surface; plane of fracture
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This thesis tries to solve the problems in the design and construction of jinping cascade 2 hydropower station. a typical section is selected to analysis seepage, seepage control and fem numerical simulation. the influence of different plans of excavation and support on seepage field of subsurface water and stability of adjoining rock are studied. the homologous support pattern is suggested according to the research results
本文就錦屏二級水電站(一期)深埋長隧洞的設計和施工中面臨的一些問題,選取隧洞的一個典型斷面進行滲流、滲控分析和開挖及支護的有限元數值模擬,從而就深埋隧洞不同的開挖及支護方式對地下水滲流場及圍巖穩定性的影響和所應採取的支護措施等方面進行了探索、研究。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。Based on the geological, hydrogeological and hydrochemical information, the genesis of the underground hot water in qi county of shanxi has been analyzed. it is concluded that the formation of underground hot water is related to the magmatic activity in yanshan period, the goup of the base fault block forming in new tectonic period, the large depth and fast variety to underground water cycle
從地質、水文地質、水化學等方面,分析了祁縣地區地下熱水成因,得出該地區地下熱水形成與燕山期巖漿活動、新構造運動形成的基底斷塊隆起及地下水循環深度大、交替迅速有關。With the research object of overbank soft clay near the yiluo river, by means of pack drain to accelerate the consolidation of the soft ground and analysis of fourteen selected representative observation section, in the same time with the help of such testing apparatus as settlement plates, deflection inclinometer, piezometer, telescoping tube, my study not only evaluate the effect of pack drain ' s quickening up the consolidation of soft ground impersonalily and scientifically but also sum up the settlement disciplination of overbank soft clay after more than one years ? observation of settlement and stability continuously
本文以伊洛河河灘相軟土為研究對象,利用沉降板、測斜管、孔隙水壓力計、分層沉降標等多種測試儀器,選取14個有代表性的觀測斷面,進行了一年多的沉降與穩定觀測。通過對觀測數據的分析,進而對袋裝砂井加速河灘相軟土固結效果進行了客觀、科學的評價,同時推算了沉降系數m _ s和固結度參數,並對河灘相軟土的沉降規律進行了分析。This paper researches on the water and suspension in zhujiang ( pearl ) river and her three branches, sampling in makou hydrological gorge station of xijiang river, hekou hydrological gorge station of beijiang river and boluo hydrological gorge station of dongjiang river. the author calculated the riverine carbon flux and measured the content of different carbon forms and carbon isotope composition. furthermore, the author also studied drainage basin erosion and the influence of vegetation distribution on erosion
本文以珠江水體、懸浮物為研究對象,通過對西江馬口、北江河口、東江博羅斷面水體取樣,分析水體中不同形態碳含量,測定碳同位素值,並計算了河流碳通量值;還對珠江流域的侵蝕狀況及植被分佈對流域侵蝕的影響進行了探討。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。In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future
本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。Abstract : a research on theory and practice is conducted on the acoustic methods of discharge measurement in low head hydropower plant. taken hydraulic efficiency experiment in certain hydropower plant as examples, the general methods about how to locate the discharge measurement plane, install transducers and choose the integration methods are put forward. an improvement method is proposed finally
文摘:從理論上和實踐上,對低水頭電站超聲波測流進行了較為詳細的研究,並以某水電站為例,對測流斷面定位、聲路布置和面積積分給出了一般方法There are a series of lead - zinc polymetallic deposits, such as fozichong, dongtao, xiashui, wenlongjing and jilongding distributed along the fault zone. these deposits have some similiar features : ? ll of them are bounded in the strata of lower palaeozoic group ; ? ain orebodies occur as stratiform or stratoid form with occurrence consistent with that of host strata ; ? tratiform skam or baritic rock are the direct country rock of orebodies ; ? ypical syngenetic sedimentary fabric preserved in the ore. these deposits may be included in the same metallogenic series
佛子沖、東桃、下水、文龍徑、雞籠頂等一系列鉛鋅多金屬礦床沿該斷裂帶分佈,這些礦床雖然在成礦規模、賦礦層位和礦石礦物組成等方面存在一些差異,但均產于下古生界地層中;主要礦體呈層狀、似層狀產出,與地層產狀大體一致;直接賦礦圍巖為層狀綠色巖或重晶石巖;礦石中保留有典型的同生沉積組構。In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data
本文根據漫灘水流的運動特點,將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區,並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點,提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上,對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析,提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式,得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解,並與實測資料吻合較好As to the current problems existing in the identification for these flutter derivatives, the dissertation tries to trace the development in the identification for the past unsteady aerodynamic forces of long - span bridges. it also investigates the method for flutter and buffeting analysis and the flutter derivatives. based on the present methods used in obtaining the unsteady aerodynamic forces and flutter derivatives, and co - funded by a natural scientific fund from the nation and a key project fund from the railway ministry, the current research has attempted to develop a device which can be employed in the wind tunnel to test flutter derivative through a forced vibration method
鑒于目前橋梁斷面顫振導數識別的水平和存在的問題,本文通過對大跨度橋梁非定常氣動力、顫振分析方法及顫振導數識別方法的回顧和評述,基於現有的非定常氣動力和顫振導數的測試方法,在國家自然科學基金與鐵道部重點學科基金的聯合資助下,研究開發了一套在風洞中採用強迫振動法測試顫振導數的裝置。In this paper, we study the most serious damming section of the east - one main canal, which is from the entrance of the hao wan flume ( chainage12 + 123. 6 ) to the exit of shang tian yuan tunnel ( chainage24 + 091. 1 ). the main content is analyzing the flow characteristic of the canal, setting up mathematical model of the discharge condition of the east - one main canal, according to the survey section and actual roughness factors, building, bend and so on, we divided the canal into more than loocaculation segments. each segment is calculated by microsoft excel electrical table through computer as permanent transition flow of non - prismatic channel
本論文研究的渠段為陸渾灌區東一乾渠壅水最為嚴重的渠段,從郝灣渡槽進口(樁號12 + 123 . 6 )至上天院隧洞出口(樁號24 + 091 . 1 ) ,其主要內容是,分析渠道水流特徵,建立東一乾渠輸水狀況的數學模型,根據測量斷面及實際糙率、建築物、彎道等因素的不同,將渠道劃分成120多個計算段,每段按非稜柱體恆定漸變流,運用microsoftexcel電子表格進行編程計算。3. the drop datum of largest water level in researched reaches increases relatively with length increase of dredging channel in definite condition of discharge and sediment and definite dredged sediment quantity or dredged morphology of transversal section
在一定的水沙條件和一定的挖沙量或一定挖河斷面條件下,隨挖河長度增加,研究西安理工大學工程碩士學位論文河段最大水位降落值相對越大。With the development of computer technology in hydrographic field, usage of many kinds of advanced and complicate algorithms is not a problem. but because of complexity of geography, acquirement of primitive data needed in hydrographic calculation is still hard to tackle, for example, the length of river segment, the width of every node of every river segment
隨著計算機技術的發展,在水文學及水資源學科,運用各種先進、復雜的專業演算法求解已經不成問題,但由於地形地貌的復雜性,水文計算中所需的原始資料,如河段的長度,河段各斷面上各個節點處的河寬等數據的人工實地採集工作仍然是很費時費力的事。A 2 - d hydrodynamic - numerical model was applied to typical rocky rapids called jiyutan by comparing different computational models. based on the comparison of different schemes, the change of the discharge and the flow current in a branch were analyzed, and the relationship between the flow condition and excavation area, scope as well as mode was discussed, the conclusions show : ( 1 ) in a branching rocky rapids, the velocity may be reduced and flow condition can be improved by excavating one channel partly
本文在對各種數學模型比較的基礎上,應用二維水動力數學模型研究典型石質汊流灘? ?廣西潯江鯽魚灘航道整治工程方案,通過各方案計算結果比較,分析了不同汊道的開挖及汊道內不同開挖面積、開挖范圍以及開挖方式所引起的分流比及工程區域航道水力條件的變化規律,研究結果表明: ( 1 )對于石質汊流灘來說,在某一汊道通過局部開挖河槽,擴大過水斷面面積,可以達到降低工程段流速、改善局部水流條件的目的。Based on in - situ investigation, indoors soil tests, data process and calculation analysis for chunhua reservoir, this article acquires the distributing regulation and physical & mechanical properties for each layer soil below the dam base, and further determines typical model cross sections for static & dynamic stress deformation analysis
本文根據對純化水庫進行的現場勘察、室內土工試驗、室內資料處理、計算、分析獲得了壩基以下各土層的分佈規律及物理、力學性質指標,進而確定靜、動應力變形分析的典型斷面。To discuss the feasibility of applying this technique into the practice of engineering, this paper references the real project of the running tunnel from great showplace to scientific house in shenzhen metro, uses the geotechnical centrifuge of southwest jiaotong university, then researches the settlement of the ground and the influence on the pipeline underground in stratum with abundant water by the technique of undraining spin - spay pile, at last draws a conclusion about the principle of the ground settlement with the construction method of excavating soil rich in water without dewatering at shenzhen metro
為了探討離心模型試驗技術這一研究手段在地下工程中應用的可行性,結合地質、水文、結構較為復雜的深圳地鐵大科區間暗挖施工sk3 + 355斷面的具體實例,應用我校新近建成的100gt土工離心試驗機,採用離心模型試驗技術對在富水地層應用水平旋噴樁工藝進行控制降水施工對地表沉降變形及地下管線的影響進行了研究。In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material
本文首先根據散拋石壩損毀情況的現場調查資料,結合有關專家多年的整治經驗,總結出壩體的損毀原因及影響因素;對現有塊體穩定性的研究成果進行回顧和總結,並針對散拋石壩的直接損毀現象,結合山區河流的水流、地形特點,利用塊體粒徑與起動流速的關系,提出塊體穩定重量與起動流速高次方成正比的概念,流速50的增長可能導致塊體穩定重量接近40倍的變化;通過二維變坡水槽試驗,研究了壩體穩定的主要影響因素,包括塊體重量、壩頂水深、斷面尺寸、塊體材料(塊石和卵石兩種) 、護底等,結果表明對于山區河流,試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微;最後,根據西部地區的自然、經濟、交通等條件,提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面層作為散拋石壩的防沖毀措施,以期取得良好的工程效果。Through field investigation and analysis indoor, with studying all hydrochemistry data in detail, including macro components and micro components, the author finds out the hydrochemistry feature of ground water. for further specifying the ground water system, with cluster analysis of macro components of surface water and ground water in total 147 samples and the analysis of micro components, including ree, the main ground water systems are distinguished by and large, especially the ground water system main of fault no. 7 and fault no. 15 water bearing belts which have differences at macro and micro components between the two ground water systems, moreover, the main hydrogeochemistry effects are established such as lixiviation, oxidization, precipitation and mixing effect, especially the mixing effect which result in the complexit y of the hydrochemistry of deep bearing tectonic fracture water. based on them, the hydro geological model of upper dam base is established, meanwhile the author summarizes the hydrochemistry feature of weathering crevice water, surface tectonic crevice water and deep tectonic crevice water
為此,本文以大崗山壩區水文地球化學問題為研究對象,通過野外調查和室內分析,詳細的研究了壩區水化學資料,包括宏量組分、微量組分,查明了壩區地下水水化學特徵,對採集的147個地表及地下水樣的宏量組分進行聚類分析,結合微量元素,稀土元素的研究,並應用二氧化硅地熱溫標確定了深部構造裂隙水的熱源深度,基本區分了壩區各個主要地下水水系,特別是以f7 、 f15斷裂含水帶為主的地下水系,它們的宏量組分、微量組分以及稀土等方面均存在差異,以此為基礎,結合壩區水文地質條件,建立了壩區的上壩址的水文地質模型,同時通過分析了壩區花崗巖區的水化學資料,確立了壩區主要的水文地球化學作用,分別為:溶濾作用、氧化作用、沉澱作用、以及混合作用,混合作用是導致深部承壓裂隙水水化學復雜的主要原因,並總結了壩區風化裂隙水、淺部構造裂隙水、深部構造裂隙水的水化學特徵。Ningmeng, longsan reaches and its lower reach are studied as well ; from which the suitable and the minimum eco - environmental water demands for 10 important hydrographic sections of the main stream of the yellow river are put forward at last
對寧蒙(下河沿頭道拐) 、龍三(龍門三門峽)和下游3個重要河段的河道生態需水量、環境需水量計算方法及生態需水量、環境需水量耦合等問題進行了研究,提出了黃河幹流10個重要水文斷面的適宜生態環境水量和最小生態環境水量。分享友人