rainfall flood 中文意思是什麼

rainfall flood 解釋
降雨洪水
  • rainfall : 下雨,雨量。
  • 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...
  1. There are low frequency vortex moves northward at low - latitude and southward at mid - latitude ; there are low frequency vortex moves northward at low - latitude and southwestward at mid - latitude in flood years, it ' s easily to bring on convergence or divergence in large - scale and heave rainfall

    ( 3 )澇年低頻olr在經向上同時存在由低緯度向北和由中高緯向南的傳播,二者交匯在20 30 n之間。旱年則沒有顯著的匯合區。
  2. On the basis of the previous studies, a systematical study on the test and analysis of the atomization model is made herein based on both the prototype test and model test for jiangya dam, and then the data processing system for the atomized water particle size is developed as well ; which is a new trial carried out for the model law for the intensity of rainfall from atomization of flood - discharging flow

    摘要在以往的研究成果基礎上,結合江埡大壩原、模型測試成果,對霧化模型的測試分析技術進行了系統研究,開發了霧化粒度數據處理系統,對泄洪霧化雨強的模型律進行了新的探索。
  3. Sparedescription : based on the author s research and information from the usa and japan, the development trend of flood control and disaster mitigation in economically developed countries is introduced, including the follow aspects : flood risk management, floodplain management, flood control standard, city rainfall flood storage, levee construction technology, public participation, flood insurance, management of storage and detention zones, flood control investment, study on flood control and disaster mitigation, and formulation of related laws and regulations

    描述:根據美、日等國最新文件和資料,結合作者多年的研究,簡明地介紹經濟發達國家在防洪減災方面的最新發展趨勢.內容涉及洪水災害風險管理、泛濫原管理、防洪標準、城市雨洪調蓄、堤防建設技術、公眾參與、洪水保險、蓄滯洪區管理、防洪投入、防洪減災科學研究、法規建設等諸多內容
  4. This paper combines the critical rainfall in the typical areas of yunnan province, and carries on the analysis to the critical rainfall situation, and carries on a research to the variety regulation of the critical rainfall of the mountain flood disasters in yunnan province by the application of spacial variogram theory, and the kringing of spacial gridding methods, the inverse distance to a power method, the radial basis function method, and then draws up each isoline maps

    採用空間變異理論,應用克里金空間插值分析法、反距離加權插值法、徑向基函數插值法對雲南省山洪災害典型區的臨界雨量的情況進行對比分析,對其變化規律進行研究,並繪制相應等值線圖。
  5. In the fifty years the summer rainfall of north china has seven serious flood years and eight serious drought years, of which 1956 and 1963 are the unusual flood years and 1997 is the unusual drought year

    近50年裡華北夏季嚴重澇年有7年,其中1956年和1963年為異常澇年;嚴重旱年有8年,其中1997年為異常旱年。
  6. Abstract : monthly rainfall data from 1951 to 1995 for june, july and august in 13 meteorological stations of the north china were used for accounting z index and discussing serious flood and drought featureas in these months. serious flood mainly happened in july and august, and sevious drought mainly happened in august. there were more flood in 1950 ' s to 1960 ' s and more drought since 1970 ' s in the north china. meanwhile, the deeper trough which covered the regions from the ural mts. to the balkhash lake play an important role in serious rainstom in rainy season in the north china. there often happened serious flood ( drought ) when the northwester pacific subtropical high was by west and north ( east and south ), and the sea surface temperature in the equatorial central and eastern pacific was mainly in dropping ( raising ) stage

    文摘:利用華北平原地區的13個站點, 45年( 1951 1995 )的降水資料,對夏季4個時段( 6月、 7月、 8月、 6 8月)進行了z指數計算,確定了該地區各個時段的嚴重澇年和嚴重旱年.發現華北地區雨季的嚴重洪澇主要集中在7 , 8月,嚴重乾旱則主要發生在8月,並可明顯看出由50 60年代的多水期向70年代中期以後的少水期的轉變,另外,烏拉爾山到巴爾喀什湖附近的低壓槽加深和西北太平洋副熱帶高壓的北抬,對華北地區雨季持續性暴雨的產生起著決定性的作用.嚴重洪澇年的夏季( 6 8月) ,西北太平洋副熱帶高壓偏西、偏北,赤道東太平洋海溫多處于下降階段;嚴重乾旱年西北太平洋副高偏東、偏南,赤道東太平洋海溫則處于上升階段
  7. However, it lacks runoff data in absolutely most areas where culvert and small bridge locate. some traditional design method, such as the methods of statistic zone parameter, modification by catchment area, rainfall - runoff, reasoning formula and empiric equation et al, are used to estimate flood flow through culvert or bridge

    然而,絕大多數中小橋涵所在地卻沒有可利用的徑流資料,通常採用統計分區法,面積改正法、暴雨徑流法、推理公式和經驗公式等傳統設計方法,這些方法一般比較繁瑣、精度較低、設計的流量偏大,導致工程造價偏高而浪費資金。
  8. The annual average temperature is 8. 6 c ~ 10. 7 c, and the annual average rainfall is 538 ~ 578mm, and the summit appears in july and august, the rainfall in the period of flood accounted for 70 % of the total. we had collected the algae of niangziguan stream for five times in 2002 - 2003

    我們於2002 ? 2003年間對娘子關泉域的藻類植物進行了5次採集,採集地點主要集中在滾泉、水簾洞泉、水上人家泉、五龍泉和平陽湖,共採得藻類植物標本105號。
  9. Measurements of rainfall and water loss as a result of evaporation are essential for various applications in connection with water resources planning, drainage design, water quality control, reservoir design and operation, irrigation as well as hydrological forecasting and flood control

    量度雨量及因蒸發作用而引致水的損耗非常重要,所得結果可以應用於水利資源策劃排水系統設計水質控制水塘設計和管理灌溉水文預報及防洪等。
  10. Hydrometeorology is concerned with the study of these atmospheric processes which affect the water resources of the earth and which are of interest to the meteorologist and the hydrological engineer. measurements of rainfall and water loss as a result of evaporation are essential for various applications in connection with water resources planning, drainage design, water quality control, reservoir design and operation, irrigation as well as hydrological forecasting and flood control

    水文氣象的研究范圍包括所有影響地球水利資源而氣象學家和水文工程師又有共同興趣的大氣過程。量度雨量及因蒸發作用而引致水的損耗非常重要,所得結果可以應用於水利資源策劃、排水系統設計、水質控制、水塘設計和管理、灌溉、水文預報及防洪等。
  11. 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。
  12. Ii ) runoff erosivity reflects relationship of water erosion forces and sediment yield more directly than rainfall erosivity. it intergrated ability of runoff volume and flood peak on detaching soil and transporting sediment and is more reasonable than single runoff depth or flood peak volume

    ( 2 )以徑流侵蝕力代替降雨侵蝕力來反映水蝕營力與產沙量的關系更加直接,而且綜合了徑流量與洪峰在剝蝕土壤和搬運泥沙能力,比單獨運用徑流深或洪峰流量更加合理。
  13. In this paper, the climatic variation features and spatial and temporal distribution of the flood and drought in zhejiang province were analyzed by using 36 monthly and seasonal station data during 1961 - 1999 observed over zhejiang province, 160 rainfall and temperature data during 1951 - 1999 observed over china, northern hemisphere 500mb height data during ! 961 - 1999, the planting and flood disasters area data in zhejiang province during 1949 - 1998. we used many method : calculated trend coefficient of rainfall and temperature, used eof, reof, ssa ( singular spectrum analysis ) and mem ( maximum entropy spectrum ) method and synoptic method. we first studied the climatic variation features of summer and autumn and characters of the flood and drought in zhejiang

    本文用1961 - 1999年浙江省36個氣象觀測站的降水量和氣溫資料、 1951 - 1999年全國160站的降水量和氣溫資料、 1961 - 1999年500hpa月平均高度資料和1949 - 1999年浙江省11個地市的受災面積、成災面積、耕地面積等資料,通過計算趨勢系數、變量場eof分解、旋轉eof分解、奇異譜分析和最大熵譜分析等多種統計學方法和天氣學方法,研究了浙江省氣候變化特點及旱澇災害時空分佈的特徵。
  14. 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。
  15. With the example of water and rainfall analysis of flood decision support system, the paper gives how to build a multidimensional model and develop a data - driven dss application

    最後,以水雨情分析作為決策主題,給出了開發實例,圍繞典型的olap多維分析應用,對數據-驅動dss的實際開發進行了有益的探索。
  16. This automation allows rainfall observations to be reported almost instantaneously, greatly facilitating the operation of the rainstorm and flood warnings as well as increasing the amount of data available for hydrometeorological analysis

    這項重大的發展使天文臺可以即時收到自動雨量器的雨量報告,有助於暴雨及水浸警告的運作,並提供了大量用作水文氣象分析的數據。
  17. 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。
  18. The hong kong observatory, drainage services department and water supplies department jointly operate an automatic water - level and rainfall reporting system for flood monitoring and basin management of the northern new territories

    此外,天文臺渠務署和水務署合作設立一個水位和雨量自動監測系統,以便在新界北部進行水浸監測及河流流域管理工作。
  19. A comprehensive review of current flood control measures will be carried out in order to formulate a basic policy to deal with disasters caused by heavy rainfall

    水災政策全面總結當前的洪水控制措施,制定一個基本政策,解決由大雨引起的災害問題。
  20. Analysis of rainfall and flood at 2001 year in chaihe river basin

    柴河流域2001年降雨洪水分析
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