flood capacity 中文意思是什麼

flood capacity 解釋
洪水量
  • flood : n 1 洪水,水災。2 溢流,漲水,潮水最高點,泛濫,洶涌。3 〈詩〉河,湖,海。4 充溢,豐富;大量,一...
  • capacity : n 1 包容力,吸收力,收容力。2 容積,容量;【電學】電容,負載量。3 能力,才幹,本領;性能,機能。4...
  1. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  2. 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?
  3. It is necessary and pressing to excavate and broaden the floodway to increase the capacity of flood discharge and enhance the standard of flood control

    因此,開辟淮河入海水道,擴大洪水出路,增加泄洪能力,提高下游地區的防洪標準是十分必要和緊迫的。
  4. So according to the technology regulation of reclamation engineering, hydraulic calculation must be carried out in the design of final closure. this paper firstly introduces the progression and present situation of reclamation engineering, emphasizing on the features of present reclamation and on the experiences and theories of home and abroad ; using fortran perfects the hydraulic calculation program of the closure and makes the program to meet different conditions ( such as considering flood, the variation of time interval, multi - entrance, multi - reservoir capacity ), and after comparing and analyzing a great deal of schemes, the reasonable computation scheme was brought up ; the interface of the program was carried out by the programming language vb to make the process of calculation become easier and more distinct, so the result can be analyzed and handled more directly ; vb is used in the later management of the result to plot the graphic chart of the isoline of the maximum of hydraulic element ( the velocity of flow, the drop height and the rate of flow ) automatically ; finally it was applied in the reclamation project of dongbidao of fuqing

    本文首先介紹圍海工程的發展進程與國內外圍海的開發現狀,重點介紹了我國目前圍海工程的特點及在圍海工程實踐中積累的經驗和理論;利用fortran語言完善堵口工程龍口水力計算程序,使程序可以滿足圍海工程復雜工況下(如考慮內港洪水、計算時段的變化、多口門、多庫容、多水閘)的龍口水力計算,並進行大量方案的比較和分析,提出合理計算方案;利用面向對象的可視化編程語言vb進行界面開發,使計算過程有良好的人機界面,更直觀地對計算結果進行分析和處理;計算結果的后處理採用vb編程實現龍口水力要素最大值等值線圖的繪制;並運用所編軟體對福建省福清市東壁島圍墾工程進行龍口水力計算,為堵口合龍提供科學依據。
  5. In addition according to the comparison of typical floods the impact of floodplain morphology to the flood propagation was studied. no continuous water body in main channel and floodplain and the change of floodplain morphology and the increased flood detention capacity caused the time of flood propagation increasing and the flood types changing in abnormally

    同時通過對典型洪水的對比分析,研究了灘地邊界條件對洪水運行的影響,認識到由於主槽與灘地水體不連續以及灘地地形的改變,灘地蓄洪能力增大,造成洪水傳播時間增長和洪峰峰型的異常變化。
  6. The main work is done with the help of model experiment. in the flood - relief experiment, the flood carrying capacity of spillway tunnel is checked. in the hydraulic experiment of the diversion power conduit system, the followings are studied : the flow condition and fluctuation in the surge chamber, the distribution of flow velocity before the rack in the surge shaft, the amplitude of stage in the quick gate bay etc. the test step, content and results of different proposals are introduced in details

    本項優化試驗研究的目的主要在於,通過泄洪系統整體水力學試驗,校核泄洪洞的泄流能力;通過發電引水系統整體水力學試驗,研究調壓井內水流流態和水位波動情況、調壓井內攔污柵前流速分佈情況;確定快速閘門井內水位波動幅度;試驗確定壓力管道水擊壓力穿井系數以及泄洪洞弧形門處的水壓力。
  7. For the low water head water control project at a branching channel, its flood discharge capacity is related not only with the total discharge width but also with the discharge width ratio of the two branches

    摘要位於分汊河段的低水頭樞紐,其泄洪能力不僅與樞紐的總泄流寬度有關,而且與兩汊泄流寬度之比有關。
  8. With a tendency to strike with little or no warning and a capacity to trigger massive landslides, flash floods are among the most destructive types of natural disasters. the first international workshop to address the threat of flash flood, jointly organized by the world meteorological organization and the us national oceanic and atmospheric administration noaa in partnership with the us agency for international development usaid, was held in the costa rican capital city of san jos on 13 - 17 march 2006, bringing together around 100 experts from some 50 countries

    世界氣象組織wmo - world meteorological organization和美國國家海洋大氣局noaa - national oceanic and atmospheric administration ,聯同美國國際發展局usaid - us agency for international development ,於2006年3月13 - 17日在哥斯大黎加首都聖荷西市首次召開了一個國際性工作坊,招聚了來自近50個國家約100名專家,針對暴洪災害的威脅共謀對策。
  9. Article 7 people ' s governments at all levels should intensify the unified leadership over the work for flood control, organize departments and units concerned, mobilize social forces, depend on scientific and technological progress, harness rivers and lakes in a planned way and take measures to enforce the construction of flood control works in order to consolidate and enhance flood control capacity

    第七條各級人民政府應當加強對防洪工作的統一領導,組織有關部門、單位,動員社會力量,依靠科技進步,有計劃地進行江河、湖泊治理,採取措施加強防洪工程設施建設,鞏固、提高防洪能力。
  10. The analysis starts with the criterion of flood control and the capacity of flood discharge of the watercourse, where the water - intake pump house lies. through an analysis of a large amount of historical hydrological materials, a mathematic model is set up and the calculation is done

    課題分析研究主要是從取水泵房所處河道的防洪標準和行洪能力兩大方面入手,通過對大量歷史水文資料的分析建立數學模型進行分析。
  11. The optimal layout scheme and design scale of the plant site are determined through the analysis and evaluation of the capacity of flood control and flood discharge of the watercourse nearby the pump house of zhongning electric power plant. this will provide use for reference for the similar water - intake engineering in the future. it has great significance for theoretical research and practicable value for application as well

    本課題通過對中寧發電廠取水泵房廠址附近河道的防洪及河道行洪能力的分析和評價來確定其廠址的最優布設方案和設計規模,對今後類似的黃河上取水泵房的設計提供借鑒,因此具有重要理論研究意義和實際應用價值。
  12. The deposition of sediment in channels decreases the channel capacity and the flood-carrying capacity.

    泥沙淤積在河道內,減少了河槽容量和泄洪能力。
  13. Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered

    黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫容,泄水流量、河道沖刷、淤積、河床形態、水流形態、冰塞、河段上游的支流匯入、洪峰、沙峰的大小、河道行洪能力的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。
  14. Due to issues of dongting lake districts flood composition, the evolution of sediment flow, the river and lake ( r & l ) distribution characteristic as well as the layout of r & l - dredging engineering, the article simulated the model of the dongting lake terrain change by using the gis technology and adopted the limited volumetric method to establish the two - dimensional hydraulics computation model of lake in order to forecast the water level, the flow capacity, the speed of flow and changes of flow field after implemented the project, which have provided the reliable theoretic basis for the decision - making and implementation of renovation for river course, canal and harbor and river course - dredging engineering

    摘要針對洞庭湖區的洪水組成、水流泥沙演變、河道湖泊水系分佈特點以及河道湖泊疏浚工程布局情況,利用gis技術模擬洞庭湖地形變化,採用有限體積法建立了湖泊二維水力學計算模型預測疏浚工程實施后的水位、流量、流速流場變化,為河道、航道港口整治、河道疏浚清淤等工程決策與實施提供了可靠理論依據。
  15. When the water situation of any river or lake approaches the guaranteed water level or the safety flow capacity, or when the water level of any reservoir approaches the level of design flood, or when a great danger occurs to flood control works, the flood control headquarters under the relevant people ' s government at or above the county level may declare an emergency flood season

    當江河、湖泊的水情接近保證水位或者安全流量,水庫水位接近設計洪水位,或者防洪工程設施發生重大險情時,有關縣級以上人民政府防汛指揮機構可以宣布進入緊急防汛期。
  16. The main buildings of resisting flood such as cofferdam and diversion tunnel without the capacity of flood control play a role in flood detention

    圍堰和導流洞作為渡汛的主要設施,其沒有調節洪水的能力,只能對洪水起到一定的滯洪作用。
  17. Large - scale changes of landscape structure cause the degradation of functions of storage and drainage in watershed wetland, which are reflected by loss of flood holding capacity, increase of surface runoff and decrease of confluence time etc

    景觀結構的巨大改變引起了流域濕地貯、排水功能的衰退,主要表現為滯洪、消能空間的喪失,徑流量的增加和匯水時間縮短等。
  18. Analysis and evaluation of urban flood defense capacity of ningbo

    寧波市城市防洪能力分析與評價
  19. Abstract : by analyzing the changes of incoming water and sediment in the lower weihe river, in allusion to the question of flood discharge capacity being not enough, control project being short, river pattern can ? t being controlled and the management being loose etc, advise to increase the investment, consummate the measures of flood prevention engineering and non - engineering. strengthen the management, consolidate the consciousness of flood prevention and disaster alleviation, in order to raise recent ability of flood prevention in the lower weihe river

    文摘:通過對渭河下游來水來沙變化的分析,針對現狀堤防過洪能力不足、控導工程少、河勢得不到控制和管理工程等方面存在的問題,提出應加大投入力度,完善防洪工程措施和非工程措施,加強管理,強化防洪減災意識,提高近期渭河下游防洪能力。
  20. Effect of tributary reservoir capacity on flood risk in protected area

    支流防洪庫容對防洪區的洪災風險影響研究
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