洪水流 的英文怎麼說
中文拼音 [hóngshuǐliú]
洪水流
英文
flood flow- 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...
- 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...
- 水流 : 1. (江河) rivers; streams; waters2. (流動的水) current; water flow; fluent; flow; [水文] stream current
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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、小洪水行洪不暢,減少行、蓄洪區在中、小洪水條件下的行洪機遇,淮河水利委員會在淮河流域總體防洪規劃中,決定重點解決淮干中遊河道防洪問題,論文作者親自參與制定了淮河中、上遊河道防洪規劃制定工作,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。Towards the research on two flood water of yuhe river in datong city during 2004, by measuring and comparing their discharge, sediment concentration 、 nutrient include organic, phosphorus, potassium, azote, the result shows that the nutrient content of the sediment is greatly larger than that of supernatant fluid
摘要以2004年大同市御河乾渠兩場洪水為研究對象,對其流量、含沙量、養分(包括有機質,氮,磷,鉀)做了測定和比較,研究結果表明:洪水中下層泥沙中的養分含量遠大於上清液中的養分含量;洪水中整體養分含量隨著含沙量的增大而增大,並且養分含量和含沙量呈近似線性關系。Flood routing models in confluent and dividing channels
分流河道洪水演進模型及其應用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。So this article analyses deeply in the method of ensur ' my designing food rolume which is an important element to affect the " designimy height of bridge " it brings forward an " arverage optiminmy suiting line " method which is a bondage discommode series at the same time it puts forward a ensurmy principle for rough coefficient " and " fallimy flood proportion which are both suitable to heilongjiang province at last this article introduces the " three - days rainimy rolume " method
本文立足於黑龍江省各種河流的洪水特點,結合以往工程實際,對影響跨河橋梁設計高度的主要因素? ?設計洪水流量及其相應洪水位的確定方法加以詳細分析。提出有約束不連序系列的加權優化適線法及適合於黑龍江省的河流粗糙系數和洪水比降的確定原則,並介紹了三日降雨量法。Stripping the land in these ways allows faster surface runoff and exacerbates flooding.
這些做法終將使土地裸露、地表徑流加快,從而加重了洪水的威脅。Some plains rivers regularly fertilize and irrigate surrounding areas with their floods.
有些平源河流不斷地以其洪水培肥和灌溉著周圍的地區。Analysis of similarity for flash flood weather origin in river basin
流域暴雨洪水天氣成因相似性分析Numerical computation of flood control level for suzhou creek
蘇州河幹流防洪水位的數值計算The spatial condition and both the technical and economic feasibilities for the layout of the light - court for the auxiliary powerhouse under the condition of higher fluctuation of the flood level downstream is basically analyzed ; in which the principles of the layout and both the spatial dimension and configuration are discussed, and then a actual design case is given with the preliminary evaluation on the ventilating and lighting effect of the light - court
初步分析了下游洪水位變幅較大等環境條件下,貫流式水電站副廠房設置自然通風採光天井的空間條件及其技術性和經濟性,討論了天井布置原則和空間尺度與形態處理,給出設計實例並初步評價了天井通風採光的效果。Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward
文摘: 1998年長江大洪水后開始實施的「平垸行洪,退田還湖」的土地利用調整方案,從長遠來說應尋求農業安全且收入逐漸提高條件下的土地利用,長江中游地區應積極推進農業現代化,提高農業勞動生產率,轉移,減少分蓄洪區的人口,移民建鎮,對區內的土地要促進其規模經營,由優秀的有文化的農民經營,平時只有少量的直接從事農業生產的經營管理人員,農忙時則大量地使用季節性合同工或實現機械化,大洪水時退田還湖,減輕長江幹流大洪水的壓力,減少分洪與特大洪災時的損失,這樣還可促進避洪、冬季農業等的發展,也有利於長江中上游地區陡坡耕地的退耕還林,還可在糧食充足時進行休耕,在旱災、糧食緊張時擴大糧食生產?Sediment deposited by flowing water, as in a riverbed, flood plain, or delta
沖積層河床、洪水淹沒的平原或三角洲中的流水淤積所產生的沉積層Another sluice gate keeps floodwater out of the lake
另一閘門使洪水致流入湖內。In this paper, those uncertain factors affecting the flood discharge are discussed, especially the uncertainty of flood hydrograph
本文全面考慮了影響施工導流及泄洪風險的不確定性因素,重點分析了洪水過程的不確定性對施工導流及泄洪風險的影響。Hydrometry - field measurement of discharge in large rivers and rivers in flood
水文測量.大河和洪水流量的野外測量Mathematical model is used to calculate and analyze water line in case of 9 kinds of flood flow levels respectively in reservoir. there are two programs including with enclose tideland for cultivation and without it in every flow level
利用數學模型分別對9個洪水流量級進行了水庫沿程水面線計算分析,每個流量級分有圍墾堤和沒有圍墾堤兩個方案。When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge
以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數等值線圖,率定了不同設計頻率的改正系數,使設計者只需在地形圖上獲取集水面積,河道平均坡降和流域形狀系數,在參數等值線圖上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精度較高,設計的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。All the method hare been proved in project to improve the accuracy of designimy rolume of fold when they are used in practice they will also improve the accruing of any desighmy river - crossing bridge
上述方法經過工程實際驗證,表明可提高設計洪水流量的精度,在工程中的應用將提高跨河橋梁設計的精度。3. a new runoff forecasting model, based on the combination of genetic algorithm and neural network, is proposed, which integrate with the strongpoint of genetic algorithm and neural network. the accuracy and the speed of runoff forecasting are effectively improved that offered a new method for solving runoff forecasting problem
3 .提出了基於遺傳演算法的神經網路洪水流量的預測模型,該模型綜合遺傳演算法和神經網路的優點,有效地提高了預測精度和速度,為洪水流量預報問題提供了一種新的方法。Combined with the significant project - gongboxia hydro - power station construction, emphasized on construction during flood period of power station construction period, the climate character of the upstream of yellow river basin and the practice operation state of cascade reservoirs are analyzed, some problems in construction during flood period such as flood propagation time, interval flood discharge forecast, construction risk, flood period pre - alarm and longyangxia reservoir ' s function on construction of gongboxia are also studied, with an aim at presenting real interval flood forecast scheme and dispatching method, so as to provide technological support for gongboxia hydro - power station construction period
本論文結合國家重點工程項目?公伯峽水電站的建設,以電站建設期施工渡汛為研究重點,從實施出發,分析黃河上游氣候特性和梯級水庫群的實際運行狀況,對施工渡汛中的主要問題?洪水流達時間、區間洪水預報、渡汛風險、汛期預警、龍羊峽水庫在渡汛中的作用等進行了比較全面深入的研究,目的在於提出可用於實際的區間洪水預報方案和調度方法,為公伯峽水電站施工期建設提供技術支撐。分享友人