蓄水量方程 的英文怎麼說
中文拼音 [xùshuǐliángfāngchéng]
蓄水量方程
英文
storage equation- 蓄 : 動詞1. (儲存; 積蓄) store up; save up 2. (留著而不剃掉) grow 3. (心裏藏著) entertain (ideas); harbour
- 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...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 蓄水量 : deposit of moisture
- 蓄水 : [水文] retain water; store water; [土] impound蓄水池 pool; reservoir; source; cistern; lasher; pi...
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The primary representations of the vulnerabilities of water resource in hengyang basin where is a typical hilly region with red and purple soils in south china are analyzed : the precipitation re source varies greatly in spatial and temporal distribution ; the soils and rock property are not in favor of water and soil conserving ; the structure of crops needs a high water consumption ; and the farm irrigation works are timeworn and frangible
摘要以中國南方典型的紅壤和紫色土丘陵區衡陽盆地為例,分析論述了衡陽盆地地表水資源脆弱性主要表現在:降水資源時空分佈不均勻;不利於水土保持的地表物質組成和植被覆蓋;耗水量大的農業種植結構以及調蓄水功能弱的農田水利工程體系等方面。According to the engineering practice, the theoretical basis and method that survey directly the horizontal distance and height difference by the total station system as fourth grade and below fourth grade control network are put forward instead of surveying slant distance and zenith distance
摘要根據工程實踐,提出了用全站儀直接測量平距、高差來代替測斜距、天頂距作四等及四等以下控制網測量的理論依據和方法,並以張河灣抽水蓄能電站施工控制網為例進行了比較計算。For studying the regulation rules of the sediment of the second phase project, and studying the reservoir capacity loss caused by deposition, the amount of sediment passing through the turbines, and the deposition and flow regime near the intake of the pump - turbines, the deposition of the reservoir was studied
為了研究蒲石河抽水蓄能電站二期工程泥沙調度方案,對多個方案的水庫淤積損失、過機沙量、取水口附近的泥沙淤積和水流流態,進行了水庫沖淤研究。On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand
在分析國內外已有關于小城鎮土地利用的理論與評價方法的基礎上,首先對小城鎮在我國的發展、地位和作用進行了深入的分析,判明我國小城鎮發展經歷了一個曲折向上的發展階段,已成為鄉鎮企業的載體,農村剩餘勞動力的蓄水池,城鄉物資交流的樞紐,農村精神文明的基地,是我國城市化的重要途徑;其次,對小城鎮土地資源利用現狀和特徵進行了探討,並對發展小城鎮建設導致的土地利用問題進行了剖析,表明目前我國大多數小城鎮土地效益和規模效益低下,佔用耕地過多,直接影響農業的發展,影響小城鎮的地位和作用;通過小城鎮土地供需分析研究表明,我國土地短缺十分嚴峻,小城鎮土地需求缺口較大,小城鎮必須合理利用現有土地,增強集約功能和土地經濟效益,從而緩解需求壓力;最後,論文通過運用特爾菲法,描述統計分析法、多元統計分析(主成分分析)法和系統分析法中的層次分析法( ahp )等一系列方法,結合定性和定量兩方面,從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行分析,篩選、建立了土地資源利用評價指標體系,在因子評價的基礎上,建立了土地利用綜合評價模型,並給出了評價過程和方法。And we have got the following result : 1. the technique of storing water in soil in gneiss area of tai - hang mountain : the more water in soil before rain is, the less water capability of soil is, the time shorter of water flowing from soil is, the easier the water flows on the ground ; the soil capability of reserving water of different soil thickness is terrace > acacia land > pine land > grass land, so the soil is more thick, the soil capacity which contains water is more large ; the accumulated water that flows on the ground is remarkable related with the logarithms of rain time
太行山片麻巖區土壤蓄水規律:雨前土壤含水量越高,土壤可蓄水量越小,出流所需時間越短,容易形成地表徑流;不同土層厚度的土壤蓄水量為:梯田刺槐林地油松林地草地;累積地表徑流量與降雨時間的對數呈顯著正相關,擬合方程為w = a + blnt ,相關系數均大於0 . 92 ,即在降雨強度一定的前提下,降雨時間越長,累計地表徑流量越多。The construction techniques and mechanics are approaching or even reaching the international advanced level in the asphalt concrete impervious deck of the recent completed tianhuangping pumped - storage hydroplant and the counter dam in the yangtze river which is being built with the height of 104 m, the volume of asphalt concrete core of 5x104m3
最近建成的天荒坪抽水蓄能電站上庫瀝青混凝土防滲面板和正在建設的壩高104m 、瀝青混凝土心墻方量達5萬多m ~ 3的長江三峽水利樞紐茅坪溪防護壩工程,施工工藝和施工機械化程度已達到或接近國際先進水平。( 2 ) a series of experiments on time scale distortion are made with real river model, inflow and outflow boundary condition, and continuous simulation. by means of analysis of the experimental data on model water level, water - surface gradient, cross velocity, outflow discharge process and the sediment transportation capacity, the main physical reasons for the above hydraulic parameters deviations caused by time scale distortion are illustrated : response delay of model channel storage capacity and rate of water level with time
( 2 )採用真實的河工模型和入出流邊界控制條件以及連續模擬的方法進行了有關時間變態率的系列試驗,通過模型水位、比降、流速、出口流量過程線和斷面挾沙力試驗資料的分析,闡明了時間變態引起上述各種水力參數偏離的主要物理原因:模型的槽蓄響應和洪水過程時間變化率的響應滯后。Based on the project scale argumentation of letan hydropower station, the paper briefly introduces the main results of scheme ' s technical & economical comparison and the main factors of scheme option in the option and design stage of the normal storage water level and installed capacity, as well as the evaluating opinions given by the specialist group of project proposal evaluating committee ; the main technical characteristics for similar project scale argumentation are summarized up according to the project scale design argumentation of letan hydropower station
摘要通過樂灘水電站工程規模論證,簡述該工程正常蓄水位選擇和裝機容量選擇設計階段方案技術經濟比較的主要成果、取捨方案的主要因素、以及項目建議書評估會專家組的評估意見;並根據樂灘水電站工程規模設計論證總結類似工程規模論證時的主要技術要點。( 6 ) conclusion was obtained by the analyzing the mechanics environment and the stability of the lanslide on the right bank after the dam built : the value of the rock mass stress increased and the tensile stress region obviously reduced, the direction of the principal stress was unchangeable the dam and the landslide were stable under the dangerous condition ( the reservoir and at the same time the earthquake was viii ), but when the water lever suddenly fell and did not think of other force, safe factor evidently reduced, the dam and the landslide will be destroyed under the most dangerous condition ( the water lever suddenly fell and at the same time the earthquake was vi ) ; the stability of the landslide will be destroyed by the horizontal thrust under the most dangerous condition or ; the physical and mechanical parameter will be reduced due to long period filter, the landslide will be destroyed too
( 6 )建壩工程荷載條件下河谷巖體力學環境分析及右岸古滑坡體的穩定問題分析得出:建壩后河谷的巖體應力量值明顯增高,同時左岸的張應力區的范圍及量值明顯減小,主應力的方向依然與模型的底邊界垂直;大壩建成后逐漸蓄水階段以及同時考慮本區最強地震力的作用等各種不同的工況條件時,滑坡體及壩體總體上仍處于穩定狀態;水位驟降時,在未考慮其他外力作用的情況時,滑體的安全系數將顯著降低。若考慮水位驟降及本區最大地震力的共同作用,壩體將在滑坡體下滑推力的作用下產生破壞;建壩后水平推力對右岸古滑坡體穩定性的影響分析可以看出,在最危險的工況條件下,壩體及滑坡體也將處于臨界狀態;在長期滲透變形的作用下,由於滑帶的物理力學參數的降低而有可能導致壩體失穩破壞。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。When the paper uses the optimization regulation, it divides the management time into " t " stages according to ten days to make up the decision having many stages of the reservoir ' s optimization regulation, and it takes the reservoir ' s retain quantity of water or retain status of water and confiscated quantity of water a s condition variable, takes the water quantity of drawing off or quantity of electricity as decision variable. when the confiscated quantity of water can be known or be forecasted in every stage during the period of management, that is to say the confiscated water process can adopt the determined process, we can make up determine dynamic plan model with many stages and take the minimal lacking water as objective function
在動態規劃方法中把水庫的整個調度期,按句劃分為t個時段,以水庫的蓄水量s或蓄水位z和入庫水量q作為狀態變量,以水庫放水量q或電站出力n或發電量e作為決策變量,構成一個多階段決策過程,當計劃調度期內各時段的入庫徑流量已知或可以預報,即入庫徑流過程可以採用確定性徑流過程時,分別按缺水量d最小作為目標函數建立多階段確定性動態規劃數學模型。The choice dam type is especial importance, during the designed research of the rock - fill dam, particular under the rock - fill dam with very deeply cover layer, the stress and strain of the middle wall and cutting interpenetration wall of the dam foundation is mostly sensitive, whether the. design of dam is scientific and reasonable, it is very important for cutting interpenetration and stability of the dam, the article offer the reference for the design of cutting interpenetration in the foundation with deep cover with earth the water conservancy in xiaban zone, based on the study and analysis the design of cutting seep in the foundation with deep cover with earth, cutting interpenetration concrete wall and the joining model of cutting interpenetration material in body of dam and the applying effect in the practical worko based on the foundation which absorbed and summarize the achievement of design and research in the inter and outer country, for the project of the clay vertical middle wall and vertical cutting interpenetration, the asphalt concrete vertical middle wall and vertical cutting interpenetration the clay inclined middle wall and the lever carpet layer cutting interpenetration, respectively in terms of the different stage of complete period sluice period and working condition, adopting nonlinear calculate and analysis with the finite element method ; carrying the analysis and study with the 3d finite element method as to the different joining model of the left bank high slope cutting interpenetration body and the foundation concert cutting interpenetration wall ; carrying the analysis and study with the 3d finite element method as to the effect of the wall stress and strain because of the different elasticity modulus of the concert cutting interpenetration wall through the analysis and study with the different project. have comparatively all - around comprehended the various model dam, particular the distribute rule of stress and strain of the cutting interpenetration system, provide for the important evidence of the plastic area size the join model of the foundation cutting interpenetrate wall and dam body cutting interpenetrate system the choice of the dam model and the design of the structure of the dam body, the result of research and advice have very importance value in design and building for the similarity project
工程設計中,壩型的選取顯得尤為重要,特別對于壩基有深厚覆蓋層的堆石壩,心墻和壩基防滲墻的應力和變形是壩體、壩基最敏感的部位,設計方案是否安全、科學和合理,對大壩防滲和穩定起到至觀重要的作用。本文研究分析了國內外深厚覆蓋層基礎防滲設計、壩基混凝土防滲墻與壩體防滲體銜接形式及工程實際應用效果,為下坂地水利樞紐工程深厚覆蓋層基礎防滲設計的方案選擇提供了參考;在吸收和歸納了國內外堆石壩的設計研究成果的基礎上,對粘土心墻和壩基垂直防滲方案、瀝青混凝土心墻和壩基垂直防滲方案以及粘土斜心墻和壩基水平鋪蓋防滲方案,分別按竣工期和蓄水運行期的不同工作情況進行了有限元非線性計算分析;對左岸高陡邊坡的大壩防滲體與基礎混凝土防滲墻的不同結合型式進行了三維有限元靜力計算分析和研究;對混凝土防滲墻不同彈性模量對墻體應力和變位的影響進行了三維有限元靜力計算分析和研究。通過對不同方案的計算分析和研究,比較全面的了解了各方案壩體,尤其是防滲體的應力和變形分佈規律,為壩型選擇、壩體結構設計、基礎防滲墻與壩體防滲體的結合型式以及塑性區大小的確定提供了重要依據。In west kowloon, good progress has been made on the stage i and ii drainage improvement works which are scheduled for completion in 2003 and substantial completion in 2004, respectively. in order to minimise the extent of road openings caused by the extensive drainage improvement works, construction of an underground flood storage tank
為了盡量減少在西九龍區因進行排水改善工程而須掘路的范圍,渠務署於二零零一年年初在大坑東游樂場地底興建容量達十萬立方米的蓄洪池,以及在九龍塘興建一條長1It holds the main and tributary streams from six provinces situated at the upper reaches of yangzi river. the three gorges project being built is an extraordinarily gigantic water - control project and has the functions of generating electricity, controlling flood, shipping and travelling
這里正興建當今世界矚目的特大型三峽水電樞紐工程,它具有發電、調洪、航運、旅遊等多種功能,由其構成的水庫總蓄水量近400億立方米。According to two - dimension flow continuity, momentum equations, suspended sand diffusion equations and two - phase flow bed sand motion equations, hydraulic - dynamics sediment accumulation mathematical model between two impounding dams was set up by adopting the methods of weighting and concentrating masses
根據二維水流連續、運動方程、懸沙擴散方程和兩相流底沙運動方程,採用加權集中質量剖分方法,建立了蓄水兩壩間水動力、泥沙淤積數學模型。In light of the complexities of the technologies and the larger gap and the demands in the aspects of scientific research, design and manufacture of the units in china, it is necessary to accelerate the nationalization of the equipments for the units from only importing the equipments to importing the equipments along with the technologies at the same time by tendering, so as to realize the nationalization and localization of the manufacture of the equipments and to enhance the technical level and the quality of the equipments through the competition concerned as soon as possible
鑒于抽水蓄能技術的復雜性、我國在機組科研與設計製造方面的差距和需求量很大的現狀,加快抽水蓄能機組設備國產化的進程已成為當務之急,從引進設備到打捆招標,在引進設備的同時引進技術,盡快實現國產化和本土化生產製造,通過競爭和擇優比價來提升技術水平和產品質量。According to the calibration results, two regression equations were obtained between the soil moisture tension and the voltage of watermark sensor
另一方面,本文于休耕水田進行蓄水實驗,以量測蓄水過程之土壤水份張力值變化。分享友人