洪水水位預報 的英文怎麼說

中文拼音 [hóngshuǐshuǐwèiyùbào]
洪水水位預報 英文
flood stage forecast
  • 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...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 報 : Ⅰ動詞1 （告知; 報告） report; declare; announce 2 （回答） reply; respond; reciprocate 3 （答謝）...
  • 洪水 : waterflood; deluge; flood; flowage; torrent; spate; flood water; [義大利] acqua alta洪水泛濫 floo...
  • 水位 : stage; water level
  • 預報 : [訊] forecast; forecasting; prediction
  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. Flood level forecast model for tidal channel based on the radial basis function - artificial neural network

    用徑向基函數神經網路模型預報感潮河段洪水位
  3. So as the enter point of the stream, the income of the reservoir, the time of the flood peak lasted, the quantity of sandiness income and the strobe of the darn. we must do some work to forecast and watch the different density stream. by experiments, we made out that it is impo rtant for us to reduce the water lever in work of the river belongs lots of sandiness

    從異重流試驗看，在正常運用下，水庫產生泥沙異重流的機率較大，能否運動到壩前排出庫外，還要看異重流潛入點位置、入庫流量、洪峰歷時、入庫含沙量、水庫閘門運用等因素，需要做好異重流預報監測工作。
  4. Taking into account weather and flood forecast information ; the forecast operation manner is studied under the condition of without the change of the existing flood control standard to realize the conversion of flood control and benefits. ( 4 ) through analyzing runoff and water utilization information during reservoir operation, design flood, and the existin

    水庫汛陽水位動態控制方法研究及其風險分析根據水庫流域天氣預報、流域前期降雨、水庫蓄水、水庫泄水能力和防洪興利要求，利用水庫汛限水位變動范圍，結合洪水預報和短期降雨預報模型，研究水庫汛限水位動態控制方法。
  5. 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。
  6. Finally, taking the panjiakou reservoir in the haihe river basin in china as an example, the paper analysis the reasonable adjustment scheme of the limited level of the reservoir during the flood season according to the design flood, the flood forecasting, the flood control operation under forecasting, the flood control standard of upstream and downstream of the reservoir, the immigrants range, and the benefits and the risk of the reservoir in a long period of the operation simulation

    最後以海河流域潘家口水庫為分析實例，從設計洪水、預報預泄、洪水預報調度方式、上下游防洪設計標準、上游移民淹沒及土地退賠線、水庫長期運行的風險和效益等多個方面分析論證了水庫汛限水位的合理調整方案。
  7. The causes of errors existed in remote survey system, flood forecast system and rainfall forecast system are systematically analyzed, and the makeup measures are presented when errors occur

    結合實例分析了水文氣象預報信息和洪水預報信息在汛期限制水位動態控制中應用的可能性和水庫汛限水位動態控制的條件。
  8. 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。
  9. In light of the problem of the precision of flood forecasting being influenced by the data errors of rainfall and water stage caused by the failures of the communication and the relevant equipments of the gauging stations concerned, the techniques for the automatic hydrologic data collection and transmission system such as data extraction, examination of rationality, error identification, rainfall interpolation and the intelligent error correction are studied based on the analysis on the cause of the errors occurred in the system

    摘要針對流域洪水預報和水庫調度中雨量水位站點可能因通信和設備故障引起雨量和水位數據錯誤，而影響洪水預報精度的問題，通過分析水文遙測系統雨水情信息錯誤的原因，研究水文遙測系統雨水情數據的提取、合理性檢驗、錯誤識別方法、雨量插補、數據的智能化糾錯處理等技術。
  10. The main research contents of the paper involve : establishment of real time forecasting system of taihu lake basin ; forecasting method for the tidal levels along yangtze river and hongzhou bay ; model mechanics of flow generation and confluence forecasting ; forecasting model mechanics of flow dynamics in plain river networks of taihu lake basin ; case study of real time flood forecasting and control in taihu lake basin

    本文所研究的內容主要概括如下： 1 ）太湖流域實時預報調度系統的建立與開發機制； 2 ）沿長江及杭州灣潮位預報方法； 3 ）太湖流域產匯流預報模型機理； 4 ）太湖流域平原河網水動力學預報模型機理； 5 ）太湖流域實時洪水預報與調度實例研究。
  11. ( 2 ) the risk of flood operation mainly comes from the errors of flood and rainfall forecast, in the next place, the errors comes from the decision - maker ' s subjective preference

    （ 2 ）水庫汛限水位動態控制中的風險主要來自洪水預報和降雨預報的誤差，其次來自決策者的決策誤差。
  12. Combining with case study, the application conditions of hydrologic meteorology forecast information and flood forecast information in dynamic control of the limit water level during flood seasons are also illustrated. ( 3 ) in order to relieve the contradiction between water discharge in flood seasons and water shortage after flood seasons, the manner of flood operation with fixed limited water level during fixed time should be adjusted

    （ 3 ）為改變水庫汛期棄水而汛后又缺水的矛盾局面，調整現行水庫固定時間固定汛限水位的調度方式，利用短期氣象預報和洪水預報信息，在不改變現有防洪標準的前提下研究防洪預報調度方式，實現防洪與興利效益的轉換，提高洪水資源的利用率。
  13. Thus, it is one of the key issues in reservoir risk operation to externally analyze and understand the precision of flood and rainfall forecast

    為此，客觀的分析與認識流域洪水預報和短期降雨預報精度是水庫汛限水位動態控制的關鍵問題之一。
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