洪水特徵 的英文怎麼說

中文拼音 [hóngshuǐtèzhǐ]
洪水特徵 英文
flood characteristics
  • 洪 : i 形容詞（大） big; vast; grand Ⅱ名詞1. （洪水） flood 2. （姓氏） a surname
  • 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...
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 徵 : 名詞[音樂] （古代五音之一 相當于簡譜的「5」） a note of the ancient chinese five tone scale corre...
  • 洪水 : waterflood; deluge; flood; flowage; torrent; spate; flood water; [義大利] acqua alta洪水泛濫 floo...
  • 特徵 : characteristic; feature; properties; aspect; trait
  1. Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river

    本文第一章介紹了課題的研究背景，提出了研究目標、內容和方法；第二章重點分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹流中游段的氣候特徵，徑流組成特性，同期降水、徑流占年總量比例的不對應特性和原因，徑流年內年際變化規律及徑流深分佈特性，分析了天然洪水的特點和洪水參數；第三章介紹了冰川終磧湖的特點，結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料，分析提出了危險冰湖判別指標和發生潰決的氣候條件、周期性特徵，提出了冰湖潰決洪水的計算途徑。
  2. The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent

    在對重慶市的自然地理情況和社會經濟情況作了介紹之後，還分析了重慶市水資源的基本特徵，目前重慶市的水資源利用還處在傳統的開發利用階段，水資源管理體制還存在許多弊端，水的法規制度建設也相對落後，水的供給還不能完全滿足需求，水質狀況沒有得到根本性的改善，水土流失還很嚴重，水旱災害發生的頻率比較高。針對重慶市水資源利用的現狀，本文提出：應加強對水資源持續利用的認識；改革目前重慶市的水管理體制，嘗試水務局管理體制，相應加強水的法規和制度建設，實現需水管理，建立節水型社會；根據實際情況，加強水利建設，實現水的供需平衡；依據「控源導流」的思想控制水污染，實現清潔生產；治理水土流失，保護水環境；建設防洪減災體系。
  3. Using a vortex - flow drop shaft to convey water from a high level to a diversion runnel under the condition of high water - head and large discharge is a new kind of technology in the scheme of reusing a diversion tunnel as a discharge tunnel

    近年來，為解決高水頭、大流量導流洞改建泄洪洞的技術難題，旋流式豎井泄洪洞逐漸成為研究熱點之一。但迄今為止，該技術尚未得到推廣應用，其主要原因在於人們對豎井螺旋水流運動特徵缺乏足夠的了解和深入的研究。
  4. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。
  5. The eni of el nino events is expressed by using differences of sea surface temperature in the area of equatorial east pacific 010s, 90180w. based on eni s definition, 25 el nino events and 26 la nina events from 1870 to 2000 are defined. and the starting and ending time of 1997 s strong el nino event is predicted six months ahead of the event by using eni s three periodical overlapping prediction method. the prediction offers great support to the accurate prediction of the flush flood occurred along nenjiang river in 1998

    使用赤道東太平洋010s ， 90180w海水表面溫度sst距平值表徵厄爾尼諾拉尼娜事件指數eni 。根據eni定義出1870 - 2000年期間25次厄爾尼諾事件和26次拉尼娜事件，採用eni三周期疊加預報模式提前6個月預測出1997年強厄爾尼諾事件的開始和結束時間，為較準確預測出1998年嫩江特大洪水提供了預報依據。
  6. Study on sediment transport in the lower yellow river during flood period

    黃河下游洪水的泥沙輸移特徵
  7. This article described the deformation features of taojiaba landslide and analyzed the inner factors, geologic setting, topography, morphology, stratum, lithology and texture, and the external influence factors, precipitation, flood, human activity, neotectonic activity and earthquake, and the transform features of landslide in the near future, and evaluate stability of landslide through the section coefficient method calculation on basis for landslide mechanism analysis and control work

    摘要陶家壩滑坡基本特徵顯示，滑坡變形的主要影響因素有：地質環境因素（地形地貌、地層巖性、物質結構） 、外界影響因素（降水因素、洪水因素、人為因素、新構造及地震） ，以及滑坡近期變形特徵，通過剖面遞推系數法計算，對滑坡的穩定性進行了評價，為滑坡機制分析和優化整治措施提供依據。
  8. Study on ree contents in soil of loess plateau and their distributing characteristics

    甘肅省暴雨洪水災害分佈特徵研究
  9. With the continuous advancing of the restructuring of market economic systems and the development of construction of water resources infrastructure projects, implementing the system of construction project legal person taking responsibility in social benefit - based water projects becomes a general trend. according to the temporary provisions, china tried out the system of construction project legal person taking responsibility in some social benefit - based water projects

    在對公益性水利工程財務特徵、經濟學特徵、項目管理特徵充分分析的基礎上，對公益性水利建設項目法人責任制相關問題進行研究，分析項目法人的主體特徵，明確責任主體和政府的職責定位，並對運行作模式進行了深入的探索，最後以臨淮崗洪水控制工程為例，對項目法人責任制相關問題進行實證研究。
  10. In this paper the basic principle of the method of characteristics is described, and is constructed an explicit scheme for dam break simulation of one - dimensional dam instant all break waves flow of a low dam with rectangle section and a huge dam with trapezia section, and of two - dimensional dam instant part break waves flow with simplest space operator splitting

    本文模擬了一維矩形斷面低壩和梯形斷面巨型壩瞬間全潰的洪水波演進過程，給出了與分析解的比較，並結合運算元分裂的特徵線法對二維瞬間部分潰壩時洪水波的演進過程進行了數值模擬。
  11. By the daily, 5 - day, 10 - day, monthly and seasonal mean images from hourly gms - 5 infrared images, an analysis of cloud characters of severe storm rainfall during the flood of yangtze river in 1998 was made. the results show that the mean cloud images disclose the mean features of the severe storm systems

    利用gms衛星的逐時紅外雲圖做成了日候旬月和季平均雲圖，在此基礎上對1998年夏季長江中上游洪水期間暴雨的雲圖特徵進行了分析。結果表明，多日平均雲圖可以概括地揭示降水系統的主要特徵。
  12. Abstract : an outline introduction to the physical geography, meteorology and hydrologic character of its main branch was presented. the combination of flood and its characteristics were analyzed

    文摘:介紹了烏蘇里江流域自然地理及氣象概況，主要支流的水文特徵，分析了烏蘇里江的洪水組成及特點。
  13. An analysis of characteristics of flood disasters in weihe river valley

    渭河流域洪水災害特徵分析
  14. The general basin flood model is deduced by analogy between the matter composing of atom and it composing of character objects. the character objects are follow : one dimension flow model, two dimension flow model, zero dimension flow model, linking flow model, engineering control flow model and so on. the different character objects make up of the different basin model

    通用性流域洪水演進模型採用類比物質構成的分解，把流域分解成各種基本特徵元素的模擬：一維水流模擬，二維水流模擬，零維水流模擬，連系水流模擬以及工程運行控制模擬等，由不同的特徵元素的數量和種類的組合，構成不同的特定流域，使所建的流域洪水模型具有很好的包容性，能夠包容各種各樣的流動結構，適應不同的流域洪水模擬的需要。
  15. The research of reservoir design flood is one of basic works in this subject. it is based on the reasons, and the actual conditions of baipenzhu reservoir are combined, the following contents are researched in this paper : 1. according to the actual conditions of baipenzhu reservoir and through the compare of parameters estimation methods, a objective and having fine statistic characteristics p - iii frequency curve distribution parameters estimation method of proximate baipenzhu reservoir is putted

    正是基於這種考慮，本論文結合白盆珠水庫的實際情況，本著理論性與實用性相結合的原則，重點研究以下內容： 1 、根據白盆珠水庫的實際情況，對各種參數估計方法進行比較，提出一種客觀、有良好統計特性、適用於白盆珠水庫的p ?型分佈參數估計方法； 2 、利用實測流量資料推求設計洪水過程； 3 、分析計算可能最大洪水（ pmf ） ； 4 、對兩種方法計算的設計洪水過程進行調洪演算，推求水庫特徵水位。
  16. Prehistoric cataclysms and their impacts on human paleo - culture have been a focus of the scientists in the world. some ancient trees relatively undamaged back, roots and branches were unearthed from paleochannel in the peking university campus. the burying position, the characteristics and the age of the trees indicate that the flowage of ancient yongding river resulted in the event at about 5000a b p. the trees, together with the neolithic culture relic unearthed at the same time, show that the disastrous floods definitely occurred at about 5000a b p in peking area

    史前時期的大洪水及其對人類古代文明的影響一直是中外學者共同關心的問題。北京大學校園內出土的埋藏古樹，其埋藏特徵和測年數據表明它們是5000a b p前後古永定河洪水泛濫的產物，與古樹同時出土的新石器時期文化遺物，提供了洪水給古代人類帶來重大災難的信息。
  17. In response to changing weather patterns, the tmg flood safety policy will be updated to ensure the implementation of quick and effective measures, particularly in high - risk flood areas

    為了對應天氣特徵的改變， tmg洪水安全政策即將更新，確保行動快速有效的實施，尤其在高危險的洪區。
  18. Based on characteristics of middle and upriver drainage areas of a river in our country, this paper analyzes and studies some hydrological information and draws a conclusion of floodgates, flood prevention standards and structure safety requirement are adopted as premises and compositive parts of floodgates are studied from an economical point of view. an economical and reasonable structure type was selected as an optimization

    本文根據我國某河流中上游流域特徵，通過對該流域水文等資料進行分析與研究，得出在該河流建設水閘防洪的結論，本文在水閘的結構布置設計中，以結構布置滿足防洪標準及結構安全要求為前提，以經濟角度對水閘的各組成部分進行方案研究與優選，選出經濟合理的結構型式。
  19. Research on retrieval of gps water vapor and method of rainfall forecast are keen field which draws all attention from wide world. the dissertation is accomplished on the basis of sino - italy collaborative project - ' the integral system of flood risk programming, monitoring and real time forecasting " and the primary achievements and conclusion reached include : ( 1 ) a reasonable design has been made for gps water vapor monitoring network according to the theory of gps satellite signal propagation and vertical distribution of water vapor and local synoptic characteristic of binjiang basin, the effective area where water vapor can be detected by gps station has been determined under different cut - off angles. the conclusion has been reached that 3 ~ 4 gps receivers are enough for water vapor monitoring in binjiang basin

    Gps水汽反演和降雨預報研究是當前氣象遙感應用的一個前沿探索領域，本論文依託于中意科技合作項目「洪水風險規劃、監測和實時預報的集成系統」 ，主要成果體現在以下方面： （ 1 ）提出了一個合理的gps水汽監測網設計方案根據gps衛星信號傳播原理和水汽垂直分佈規律以及流域天氣的地方性特徵，確定了不同高度截角下一個gps站所能測定大氣水汽含量的有效范圍，得出了濱江流域只需要3 4個gps接收機就足以反映流域水汽變化的結論。
  20. Numerical simulation study on the groundwater characteristics of seepage field on the spillway slope at a hydropower station

    某電站溢洪道邊坡運行期地下水滲流場特徵數值模擬
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