雨量型 的英文怎麼說
中文拼音 [yǔliángxíng]
雨量型
英文
rainfall regime-
The second type of rain - gauge is the autographic gauge which can be either of the tilting - siphon type or the tipping - bucket type
另一類雨量器屬于自記式儀器,有虹吸式及翻斗式兩種類型。The method is tested using xin ' anjiang model to calculate the discharge hydrograph
並對抗差后的雨量資料採用新安江模型進行產匯流計算。Adelaide enjoys a mediterranean climate with hot summers, cool winters, and an average annual rainfall of 530 mm
阿德萊德屬于地中海型氣候,夏季炎熱、冬季涼爽,平均年降雨量530毫米。According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain
根據《隨機水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型;通過分析降雨隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻降雨預報的月平均降雨模型;根據最小二乘法,計算出幾種常用水分生產函數中的敏感指數及敏感系數,進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實數編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。Meanwhile, an artificial imitation rainfall system was developed in order to study the characteristics of city underlying surface and make experimental check up about the relative appraising index, on which 200 rainfall experiments are made, analyzing the effect of rainfall intensity to the runoff of underlying surface ; the relationship between runoff permeability and unit factor of rainfall intensity and duration ; the effect of rainfall intensity, duration, soil moisture content, and temperature to the runoff permeability ; the relationship between rainfall quantity and runoff permeability, and make mathematical imitation to the expe rimental results, to find the mutual - relationships, and make discussion about the differences between equations of fit
同時,為研究城市下墊面的產匯流特性研製了一套人工模擬降雨系統,並對相關評價指標進行了實測校驗。在此基礎上,進行了200多場降雨實驗,分析了雨強、歷時、土壤前期含水量、溫度、降雨量、不同下墊面和不同覆蓋度等對產匯流的影響,及各種因素對徑流系數的影響和相關性,建立了一定條件下歷時徑流系數,雨強徑流系數,流量徑流系數的函數模型。The calculation results show that the method designed is quite satisfactory. the models can reproduce the annual precipitation sequence and monthly precipitation sequence. and then the regional aridity index can be estimated statistically, in addition, they can reproduce the characteristic of history precipitation series
這兩類模型分別用於生成模擬年降雨量序列和月降雨量序列作為地區乾旱指標序列,從而對所研究地區乾旱特徵量的統計特性進行估計,並對已發生的地區乾旱的重現期進行識別。Moreover, hedgerow ecosystems were effective in controlling water and soil loss in june and august. under simulated rainfall, hemercoallis citrina baroni and p. rotation flligg hedgerow ecosystems had a significant effect on reducing water and soil loss in their later stages of plant growth, and there was a significant positive correlation between the effect on reducing water and soil loss and the rain intensities. moreover, hedgerow ecosystems decreased more soil loss than runoff, and the initial time of runoff incidences could well represent the water and soil conservation effects of hedgerow ecosystems
Rotatumflligg )植物籬笆生態系統年徑流量、年侵蝕量分別減少10 . 14 11 . 56倍和135 . 34 165 . 84倍;植物籬笆生態系統和大豆單作處理的徑流量、侵蝕量、可產生侵蝕的降雨量之間呈極顯著正相關,建立了相應的降雨產流、降雨產沙、徑流侵蝕模型,通過侵蝕雨量可以了解水土流失的發生特徵; 6月和8月份(多短時暴雨)水土保持能力較明顯。By surveying the sample plot, the relations between the stabil ity of the mountai n slope of soil preparation for planting by using explosion and other factors s uch as precipitation, terrain , were studied. by using the method of quantitative t heory i, the interrelation between the damaged degrees of soil preparation progra ms by using explosion in low mountain area with abundant precipitation and terrain factors was systematically analysed, and the mathematical models relate d were developed. the results show that the precipitation in early days and the m aximum precipitation per day are the primary factors causing the soil prepara tion program damaged. the main terrain factors of the mountain slope that affect the program stability are according to their importance, slope, position and dir ection. the suitable mountain slope for soil preparation by using explosion is th e slope of less than 25
通過典型標準樣地調查資料,探討了造林爆破整地工程的坡地穩定性與降水、地形等因子的相互關系,應用數量化理論,對在有充分降水條件下的低山丘陵區的爆破整地工程損失程度與地形因子之間的關系進行了系統分析,並建立了相應的數學模型,研究指出,充分的前期降水和日最大降雨量是引起爆破整地工程損失的激發因素;影響爆破整地工程穩定性的主要地形因子是地面坡度,其次為坡位、坡向,實施爆破整地工程的地面坡度以不超過25為宜。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。( 4 ) research on ann model joined with ga for area rainfall forecast the method is taken to join the genetic algorithm ( ga ) and bp algorithm together and supplementing mutually by optimizing the initial weights of ann with ga, and some application has been made in the binjiang basin for precipitation forecast
( 4 )建立了基於遺傳演算法的降雨預報神經網路模型利用濱江流域的雨量站和周圍探空站的觀測資料,首次將遺傳演算法( ga )應用於流域面降雨量預報研究。It shows that the model is better and steadier on prediction capacity in the 7 - year experiments for rainy season precipitation
通過青島汛期降雨量的7年預報試驗表明,該模型具有較為穩定的預報能力,值得進一步研究應用。In the first detailed assessment of climate change on the continent ' s waterways researchers found that watercourses on the continent are highly sensitive to shifts in rainfall patterns
根據開普敦大學所進行的一項全球環境氣候變遷研究結果顯示,非洲大陸多數河川的河道,對于降雨型態的改變相當敏感;在西非,即使降雨減少並不激烈,仍然可以發現河川水量因為降雨量減少而消失80 % 。The computer models combine information on ocean warming, sea surface temperatures, wind and rainfall levels
計算機模型結合海洋升溫信息,海平面溫度信息,風和降雨量信息。The climate controls different types of sequences by affecting the relations between rainfall and evaporation
氣候通過降雨量和蒸發量的關系影響湖平面,進而控制層序類型。We selected two experimental sites - forest land and bare land to carry out the research. the research including : co2 concentration, temperature, air humidity and rainfall. we probed into the principle of carbon cycle in different elevation and the effect of vegetation to carbon cycle
故,本次試驗以典型的亞熱帶巖溶分佈區中的金佛山自然保護區為例,選取喬木林和裸地兩種巖溶生態系統類型作為研究對象,對co _ 2濃度、溫度、濕度、降雨量等進行觀測,探索在不同海拔高度上,其碳循環的機制及有無植被覆蓋對碳循環運行的影響。The correlations between the phenotypic traits of wintersweet and geographical and ecological factors are not significant except for latitude and annual rainfall
蠟梅表型性狀與地理生態因子的相關分析表明:除緯度、年降雨量和部分性狀有相關性外,其它性狀和地理生態因子的相關性均不顯著。1. based on the data of analysis, using theories and methods of mathematical statistics, two of interception models by canopy of picea crassifolia are established as follows : the regression model on the relationship between penetration rainfall ( p, ) inside forest and total rainfall ( p ) outside of forest : pj = 0. 8245p - 1. 372 ( r = 0. 99 ) ; the model on the relationship between interception rate ( ir ) and rainfall : ir = - 10. 7111n ( p ). ( r = 0. 7524 ) the results show that penetration rainfall inside forest increases with total rainfall outside of forest in linearity, and to certain extent, penetration rainfall inside by canopy also increases with total rainfall outside ; the correlations of the interception rate to rainfall and intensity of rainfall are significant and the intercepted rate by canopy of picea crassifrlia is diminished with the increase of rainfall and rainfall intensity, and increase with the increase of canopy density
1在利用數理統計原理和方法對實測資料進行綜合分析的基礎上,建立了青海雲杉林林冠截留降水模型:林內透過雨量與降雨量回歸模型: p _ i = 0 . 8245p - 1 . 372 ( r = 0 . 99 ) ;林冠的截留率與降雨量的模型: i _ r = - 10 . 711ln ( p ) ( r = 0 . 7524 ) ;分析模型表明:林內透過雨量與降雨量呈良好的線性關系,在一定的降雨量范圍內,林內透過雨量隨降雨量的增加而增加;林冠截留率與降雨量、降雨強度之間也呈良好的關系,林冠截留率隨降雨量和降雨強度的增大而減小,隨郁閉度的增加而增大。The main features in the study of flood forecasting and control system are as follows : ( 1 ) runoff generating and confluence theory and hydro - dynamic method are adopted to predict the water level of taihu lake and key nodes, the basin wide forecasting and control system with the function of real time correction has been first established in plain river network to meet the complicated flow conditions of taihu lake basin and to enhance the reliability of forecasting results ; ( 2 ) according to the rainfall in foreseen period multiple schemes can be made in the forecasting model and adjusted with time, which overcomes the errors caused by the uncertain rainfall in the foreseen period so as to make the forecasting results approach reality
本文所研究的預報調度系統有如下特點: ( 1 )本系統採用產匯流理論和水動力學方法預報太湖及重要節點水位,首次在平原河網地區建立了具有實時校正功能的全流域預報調度系統。以適合太湖流域復雜的水力條件,增強預報的可靠性; ( 2 )預報模型可以根據預見期降雨量進行多方案預報,並隨時間推移,可以實時進行調整,克服由於預見期降雨不確定引起的誤差,使預報結果更接近實際。The entries take on various designs and shapes, ranging from simple containers to very unique designs as well as automatic recorders. they amply demonstrate the students ability and creative ideas in their application of meteorological measurement and information technology
作品形形色色,有簡單的器皿,有外型獨特的設計,亦有以自動儀器記錄雨量,充分表現出學生們在氣象測量及資訊科技的應用,以及創新的意念。The more than 20 entries take on various designs and shapes, ranging from simple containers to very unique designs as well as automatic recorders. they amply demonstrate the students ability and creative ideas in their application of meteorological measurement and information technology
作品形形色色,有簡單的器皿,有外型獨特的設計,亦有以自動儀器記錄雨量,充分表現出學生們在氣象測量及資訊科技的應用,以及創新的意念。分享友人