洪水預算 的英文怎麼說
中文拼音 [hóngshuǐyùsuàn]
洪水預算
英文
flooding routing- 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...
- 預 : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 洪水 : waterflood; deluge; flood; flowage; torrent; spate; flood water; [義大利] acqua alta洪水泛濫 floo...
- 預算 : budget1991
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It is found that the distributions of flood forecasting errors both in humid or semi - humid region approximately obey the law of normal distribution and the method based on pome is effective for calculating the distribution of flood forecasting errors
結果表明,我國濕潤和半濕潤地區的洪水預報誤差近似服從正態分佈,且採用陽me方法計算洪水預報誤差分佈是可行的。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。The probability density function of net rainfall relative errors, flood peak discharge relative errors and the time error of the forecasted flood peak are calculated by the model developed
通過建立洪水預報誤差分佈的最大摘模型,計算出9座典型水庫洪水預報的凈雨相對誤差、洪峰流量相對誤差和峰現時間預報誤差的概率密度函數,並將其概率密度函數曲線與正態分佈曲線進行比較。Flood forecasting model based on improved recursive least square method
基於遞推最小二乘改進演算法的洪水預報模型研究On the base of multiple function realization of tidal level forecasting of storm - surge, dyke break flood computation, flood inundation area computation and manpower - material dispatch etc. and using fussy policy - decision method, the flood control policy - decision scheme was determined
並在實現風暴潮潮位預報、潰堤洪水計算、洪水淹沒面積和人員物資的調度等多種功能基礎上,運用模糊決策方法,生成長興島防洪決策方案。Results show that a three - stepwise weight function correction method is effective and applicable and can be spread in other basins. it can eliminate the outlier of rainfall data and improve the accuracy of flood forecast
計算結果表明,採用雨量觀測誤差三步權函數修正法是有效的,能準確剔除雨量資料的粗差,改善雨量資料的合理性,提高洪水預報的精度。Hydrological simulation and hydrological forecasting and regulating, estimation of design flood via design storm ( with particular reference to areas without hydrological data ), urban flood control and urban drainage computation
水文模擬及水文預報調度系統,設計暴雨推算設計洪水(特別對于短缺水文資料地區) ,城市防洪與城市排水計算。Dynamic control of the limit water level belongs to non - structural measures of reservoir operation. with the analysis of the cause and rule of flood in the catchments and taking advantage of hydrology and metrology information, the operable method can be obtained which not only satisfies the flood prevention but also takes full advantage of flood resources, and the upper and lower limits of the limit water level are determined with serial hydrology calculation. then, the rule of using the upper and lower limits is put forward to reach a beneficial flood operation with small risk
汛限水位動態控制方法屬於水庫風險調度的非工程措施范疇,通過分析流域洪水的成因和庫區降雨及致洪規律,結合水庫的蓄泄能力,積極慎重的利用水文氣象預報信息,研究既能滿足防洪要求,又可充分利用洪水資源的可操作性的調度方法,利用水文系列的連續演算方式推求汛限水位的變化范圍,提出使用汛限水位上下限的原則,達到風險較小、效益較大的目的。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。People ' s governments of provinces , autonomous regions and municipalities directly under the central government should allocate funds from financial budgets at their level for flood fighting and emergency operations in areas afflicted by catastrophic floods and waterlogging within their administrative regions and for renovation of flood control works destroyed by floodwater
省、自治區、直轄市人民政府應當在本級財政預算中安排資金,用於本行政區域內遭受特大洪澇災害地區的抗洪搶險和水毀防洪工程修復。The system possesses the real time correcting function, which can avoid error accumulation and highly increase the forecasting accuracy ; ( 3 ) the flood control system can be multiple - scheme designed, that is, the control schemes can be designed in terms of different control ways for hydro - projects. simulated computation can be carried out to obtain multiple schemes that can be used by the leaders for decision making after risk and consequences estimation, so as to scientifically enhance th
系統具有實時校正功能,可以避免誤差累積,極大地提高了預報精度; ( 3 )防洪調度系統可以進行多方案設計,即可以根據水工建築物不同的調度方式來設計調度方案,並進行模擬調度計算,最終生成多個方案,供領導決策,提高了防洪決策的科學性; ( 4 )系統採用的數據均建立在實時雨情、水情、工情和天氣預報等數據庫基礎上,預報、調度均能做到快速及時。To prevent flood, adopting non - project measures is feasible and efficient marching measures in recent years in most of counties, adequately utilizing modern science and technology such as computer, information processing, net and communication, system emulation, artificial intelligence and so on to build system that can automatically survey and forecast water information, now plays a important role in grasping the information of rainfall, water and project, in making and selecting preliminary draft of flood control and dispatch, which can greatly raises the efficiency and flexibility of flood control, and has important realistic significance and social economic benefits in minimizing flood disaster
充分利用現代科學技術,如計算機、信息處理、網路和通訊、系統模擬、人工智慧等技術,建立水情自動測報系統,對雨、水、工情的掌握,防洪調度預案的制定、選擇和實施都有重要的使用價值,可以大大提高防洪工程措施的防洪效能和防汛調度的靈活性,對減少洪水災害具有重要的現實意義和社會經濟效益。鬱江洪水預報與調度系統內容豐富,主要有: 1 、系統設計; 2 、系統洪水預報模型; 3 、系統實時校正模型; 4 、系統河道洪水演進模型; 5 、系統水庫調度模型。Considering the character of the reservoir ’ s hydrology and flood forecasting in arid areas, in this paper, it is demonstrate that the main principles of irrigation and flood control which is more important, the arid area reservoir flood forecasting activation system are integrated and developed using computer and automatic telemetry technology
本文針對乾旱區水庫的水文及防洪預報調度的特點,綜合考慮了乾旱區水庫以防洪為主,兼顧灌溉的特點,利用計算機、自動遙測等技術,集成並開發了乾旱區水庫洪水調度系統。Using flood progress model and the different discharge of feilaixia reservoir, we can calculate in time the water level and discharge of middle - lower reaches of beijiang, thus increase the accuracy of flood forecast and provide the important technical support for the further research on the optimal dispatch method of f lood control system
其中依據水文學和水力學相結合的洪水演進模型,可根據飛來峽水庫不同的下泄流量,及時計算北江中下遊河道的水面線和下泄流量,提高了洪水預報的精度,為進一步研究防洪體系優化調度方法提供極其重要的技術支撐。The class definitions and knowledge rules are delineated. at the same time, inference engine is given. by use of visual rule studio, a hybrid expert system shell, as an activex designer under microsoft visual basic 6. 0, a software system of watershed hydrology forecast models is developed successfully and integrated into reservoir flood control system
利用visualbasic面向對象的編程技術和其他計算機技術如大型數據庫開發技術,結合商業軟體visualrulestudio ,成功地開發了流域水文預報模型知識管理軟體系統,並將其集成到現有的水庫洪水調度系統中。Finally, by using of the mathematical model, it is calculated and predicted the effect of the different tongguan riverbed elevations as well as the different conditions of incoming water and sediment on the variance of the flood elevation and the tend of aggradation and degradation of the lower weihe river bed. it is answered quantitively the lessening extent of sediment silt and the decreasing extent of the flood elevation of the lower weihe river after 14 years on two different incoming water and sediment conditions with three different tongguan elevations, respectively 328m, 327m and 326m. these results supply important references to the planning of flood control and comprehensive regulations of the weihe river basin
最後用驗證后的數學模型對不同水沙系列、不同潼關高程( 328m 、 327m 、 326m )下渭河下游的沖淤趨勢和洪水位的變化進行了預測計算,從定量上回答了潼關高程從328m降至327m (相當于潼關高程降1m )和潼關高程從328m降至326m (相當于潼關高程降2m )時,渭河下游14年之後各河段的減淤程度以及不同流量級洪水位的降低幅度,這些成果對于渭河下游防洪治理規劃的制定具有重要的參考價值。分享友人