流域下水道 的英文怎麼說

中文拼音 [liúxiàshuǐdào]
流域下水道 英文
basin sewerage
  • : 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...
  • : 名詞(在一定疆界內的地方; 疆域) land within certain boundaries; territory; region
  • : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
  • : 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...
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • 流域 : [水文] watershed; basin; drainage area; catchpit; catchment area; drainage basin; feeding ground;...
  1. To avoid the retardation of flood water, improve the discharging conditions and reduce flooding frequency and flowage damage on flood retarding basins, huai river commission made a decision to adjust and regulate the middle courses of huai river. the authorial thesis is based on the main part of huai river flood - protection planning, i. e., the flood - protection planning of huai rivers middle courses. author of thesis participated in the drawing up and the administrating of the plan

    為了擺脫中、小洪行洪不暢,減少行、蓄洪區在中、小洪條件的行洪機遇,淮河利委員會在淮河總體防洪規劃中,決定重點解決淮干中遊河防洪問題,論文作者親自參與制定了淮河中、上遊河防洪規劃制定工作,並組織、領導規劃中各項骨幹工程的施工建設,前後數年之久。
  2. The water - depth computer monitoring system collects data from gps, multi - frequency fathometer ( 16 frequencies ) and plc network. based on the analysis of these data, a three - dimensional underwater ground profile is presented for the scheduled area of geotextiles - laying, the development tool of the three - dimensional underwater ground profile is opengl. this thesis is organized into five chapters

    深計算機監控系統採集來自gps 、多通測深儀( 16通)以及plc網路的數據,將這些數據進行處理后,顯示待鋪設軟體排的小區內的三維地形,三維地形的開發採用目前國際上行的三維圖形介面opengl 。
  3. In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields

    為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在力計算方面的新途徑以促進lb方法實用化的發展,本文進行了列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對均勻網格的lb方法計算效率較低的不足,提出了雙重網格的latticeboltzmann方法,通過二維poiseulle動、后臺階動和渠方槽動三個算例的模擬,證明這種方法能夠明顯地提高場模擬的計算效率;此外,根據復雜區場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。
  4. In the paper, river and the downstream area of dike are regarded as a whole system, and hydraulic model of coupling 1 - d river and gradual dike - break is established, therein the preissmann implicit difference scheme is applied to main river, and the fvm ( finite volume method ) is applied to the breach and polder

    本文將河與堤壩游區視為一個整體,對于單一河採用preissmann四點隱式差分格式計算,對于潰口及圩區採用有限體積法,建立了一維河與堤壩漸潰耦聯的力模型,也是一維、二維耦合的模型。
  5. The yanchang formation is divided, for the first time, into six third - order sequences, each with an average time duration of about 4. 5 ma. the single sequence is composed of deltaic and lacustrine sandstones, siltstones and mudstones. the subaerial and subaqueous distributary channel and channel - mouth bar sandstone reservoirs are well developed mainly in the lowstand and highland systems tracts

    論文在富縣探區首次應用陸相層序地層學的觀點和方法,把延長組劃分為6個三級層序,平均時限4 . 5ma ,各層序由三角洲與湖泊相砂、泥巖沉積組成,主要在低位體系和高位體系發育(上)分和河口砂壩砂巖儲層
  6. Through the analyses of characteristics of gully thalweg and soil erosion in upland and gully land, sediment sources in small watershed, sediment yield relationship between upland and gully and ecological functions of vegetation corridor, it is considered that vegetation corridor combined with land preparation measures may block runoff and sediment from upland and reduce the amount of soil erosion in a watershed by 54. 5 % ~ 77. 0 %

    摘要在分析黃土高原地區的溝沿線、溝沿線上溝間地和溝谷地土壤侵蝕特徵、小泥沙來源、坡溝侵蝕產沙關系的基礎上,結合廊的生態功能和以往的研究結果,認為在溝沿線的上部建立草灌與整地工程措施相結合的植物廊,來攔蓄阻截溝間地的來來沙,可使的土壤侵蝕量減少54 . 5 % ~ 77 . 0 % 。
  7. It also explain that the correlation between ssta of kuroshio and the change of wind field in equaroral mid - pacific is results of air - sea interaction ; however, when time comes into summer, the instance status of ocean is different from the last winter to next early springtime, the sea surface temperature turn into the definitive factor, so the increase of heat flux in may to jun month which is realized by absorbing more heat from the sun radiation results in the decrease of sst in kuroshio in the season of jun - jul. finally, during the aug to dec season of next year, the sst of kuroshio is increasing again

    最後分析了黑潮海溫與夏季東亞大氣環及我國降的時滯關系,發現:當前冬黑潮區海溫異常偏高時,後期夏季亞洲低壓的強度減弱,西北太平洋副熱帶高壓強度加強,而且位置西伸、偏北,梅雨鋒位置偏南,長江中游地區降偏多,北太平洋冬季海的海溫分佈呈+ 、 - 、 +趨勢(順序為赤中東太平洋、西北太平洋、我國近海) ;反之亦然。
  8. In an actual case of the numerical modeling on the flood of both the north branch and the mid - downstream of daqing river in haihe river hasin, the flood is simulated with one - dimensional model, in which flood regulation of the retarding basin, the discharge gate control and the infiltrations of the northern rivers are considered

    在海河大清河北支及中遊河數值模擬的實際工作中,應用了一維河網模型進行洪的模擬計算,並根據實際情況加入了蓄滯洪區調度、泄洪閘控制調度以及近年來北方河入滲的特點等條件,計算效果良好。
  9. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為: ( 1 )黃河河口口門逕潮汐區並非持續保持淤積狀態,在特定的來來沙、邊界條件和海洋動力條件,該區可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。
  10. It decides the protective objectives for different ecological reserve area based on the study of channel wetlands and survey and analysis of top - grade species ( fishes ) of the yellow river : from the point of the basin, the main ecological protective objectives of the tipper stream are vegetation and forest for conservation of water supply ; soil and water conservation is the main in the middle reaches for vegetation protection and rehabilitation and ; the lower reaches takes types of wetlands protection and wetlands area maintenance as the main, protecting biodiversity and important birds resources

    在黃河河濕地研究和黃河體內頂級物種(魚類)的調查分析基礎上,確定了黃河不同類型生態保護區的生態保護目標:從角度而言,黃河上游的主要生態保護目標是植被和源涵養林;中游應以土保持為主,主要是恢復和保護植被;游以保護濕地類型和維持濕地面積為重點,保護生物多樣性和重要鳥類資源。
  11. Against the background of multi - regional economic cooperation including the pan - pearl river delta economic cooperation and the m - shaped china - asean economic cooperation, the xijiang river basin should develop itself and take part in the multi - regional cooperation by relying on its own geographical advantages, rich natural resources, rich history and culture, age - old economic development and rich experiences in foreign cooperation, relying on the golden watercourse of the xijiang river and its solid industrial foundation, reorganizing the resources and industries of the cities and counties, making appropriate planning of agriculture, industry, trade, and tourism, improving its own capacity and competitiveness, and enhancing cooperation and exchanges with the economically developed regions

    摘要在泛珠三角區合作和中國東盟「一軸兩冀」區經濟合作多區經濟合作,西江經濟要憑借特殊的地緣優勢、豐富的自然資源、厚重的歷史文化、悠久的經濟發展史和豐富的對外合作經驗,依託廣西西江黃金和厚重的產業底蘊,將各市縣豐富的資源和產業優勢進行整合,將農業、工業、貿易、旅遊等產業合理規劃,不斷提高自身的發展能力和競爭能力,不斷加強與區外經濟發達地區的合作與交,才能融入多區經濟合作發展框架,才能不斷地發展壯大。
  12. The factors include antecedent precipitation of low flow period and status of karst basins ( such as lithology, landform, drainage area, drainage density, length and ratio of demotion of main river and so on. ). based on the former studies, integrated the conventional statistic methods, the technique of anns is applied in this paper for researching the law of the low flow of karst basins in guizhou altiplano

    影響喀斯特的因素異常復雜,其影響因素主要有枯季前期降量和巖性、地貌、面積、河網密度、主河長度及其比降等墊面狀況。本文在前人研究的基礎上,採用人工神經網路技術,結合傳統的統計方法,研究貴州高原上喀斯特的枯規律。
  13. A research on decision support system for basin flood control scheduling is presented by a case study of complicated flood control system of downstream basin of the yellow river including reservoir, river channel, flood diversion area and flood detention area in this paper

    防洪系統聯合調度是提高防洪工程體系防洪能力的重要非工程措施,本文以黃河游包含庫、河與分滯洪區的復雜防洪系統為實例進行了防洪調度決策支持系統的研究。
  14. This thesis concludes the flood control situation, engineering measures and the situation of optimal dispatch method. it studies flood control engineering system, which is composed of flood prevention reservoir, river course dyke and natural detention basin, and the relationship between various flood engineering measures according to the composition and characteristics of the flood control engineering of the middle - lower reaches of beijiang. it suggests the objective function based on the least flood loss and the optimal dispatch strategy structure of the middle - lower reaches of beijiang bound with the requirements of the flood gradual progress equation combined with hydrology and hydraulics

    本論文總結了我國防洪情勢、防洪工程措施及其優化調度方法研究的現狀;針對珠江北江中游防洪體系的組成及其防洪工程的特性,研究由防洪庫、河堤防和天然滯洪區共同組成的防洪工程體系中各防洪工程措施之間的關系;提出了以洪災損失最小為目標函數、以文學和力學相結合的洪演進方程等要求為約束條件的北江中游防洪體系優化調度策略框架。
  15. It proposes that under the drying climate background, the lakes disappeared mainly because that : firstly clay and sand silted up by the yellow river flooding ; secondly human activities generated great effects

    認為在氣候變乾的大背景,湖泊消失的原因主要有兩個:一是黃河泛濫所造成的小清河的泥沙淤積;二是疏浚河、圍湖造田、過渡利用資源等人類活動的影響。
  16. As a local public enterprise, the bureau of sewerage supports the cycle of water in tokyo in order to maintain a healthy environment and facilitate normal urban activities. the bureau is responsible for public sewerage management including disposal and treatment operations in the ward area. in the tama area, the bureau manages river based sewerage systems by treating sewage emitted by public sewer systems in local municipalities

    作為一個地方公營企業,局支撐著東京的循環,為了保持一個健康的環境,方便正常的都市生活和協調的都市活動,局既負責特別行政區區的污排放和處理事務也負責多摩地區的從市町公共出的污處理的流域下水道事務。
  17. The geomorphological instantaneous unit hydrograph ( giuh ) is viewed as the frequency distribution of the times of arrival of individual water deoplets at the catchment outlet. the travel path, for a typical hillslope cell. consists of a hillslope fraction, corresponding to overland flow and a stream fraction, corresponding to concentrated channeled flow. to obtain the time of travel, velocities must be defined. hillslope and stream velocities vary with location and must be strongly correlated with slope, and therefore a spatial distribution of velocities and hence of travel times could be obtained. the present methods of giuh neglect any time delays associated with overland flow pathways

    地貌單位線被看作是上各質點在弱相互作用,到達出口匯時間的頻率分佈。對於一個典型的山坡型網格單元,匯路徑由兩部分組成,即坡地部分和河部分,為了得到匯時間,必須首先確定匯速度。坡地和河的匯速度隨著區位置而變,並且必然與坡度有關,因此,可首先計算速的空間分佈,進而得到匯時間的空間分佈。
  18. To promote river - basin - scale biodiversity conservation, it is important to take effective steps to protect key areas and construct ecological corridors, and to integrate biodiversity conservation into the sustainable development strategies of local social - economic development in the chisui river basin

    提出赤生物多樣性保護應在國家政策框架內,在綜合管理理念指導兼顧重點區保護和生態廊建設,探索尺度上生物多樣性保護與社會經濟協調有序發展的新型管理模式。
  19. The carrying capacity of water resources and water environment in yellow river basin is faced with a huge challenge, such as vegetation destruction, water and soil erosion, riverbed run - up, watercourse shrinkage, water shortage, frequency breakage flow, severity pollution, water quality deterioration, trace to the source and sendiment, coast erosion and regradation

    植被破壞、失,河床抬高、河萎縮,源匱乏、頻繁斷,污染嚴重、降,朔源淤積、海岸蝕退等表明黃河資源與環境的承載能力面臨著極大的挑戰。
  20. Meanwhile the ecological problems caused by lack of water are becoming very serious, such as the intermittent of river, the descent of underground water, the degeneration of vegetation, the expansion of desert, the oasis around downstream of black river and stone sleep river which have been the main seminary of dust storm in north china

    資源短缺將嚴重影響到區內經濟發展和人民生活平的提高,同時因缺導致的河、地降、植被退化、沙丘活化、荒漠化等生態環境問題不斷加劇,特別是黑河、石羊河游綠洲退化嚴重,已成為中國北方沙塵暴的主要發源地。
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