有效雨量 的英文怎麼說
中文拼音 [yǒuxiàoyǔliáng]
有效雨量
英文
available rainfall-
It was shown from the result of analysis and comparison that the evaluation efficiency for the non - randomized cloud seeding operations could be improved by using appropriate physical covariate as control factor and increasing the correlativity between rainfall distributions in the control area and target area
比較分析的結果表明，只要不斷提高對比區和影響區的相關性和引入新的更有效的協變量，就可能提高非隨機化作業的效果評估效率，從而更好的檢驗人工增雨作業的效果。It was pointed out that the horizontal distribution of the moist available energy is helpful for heavy rainfall, and one of the enhanced mechanism of mesoscale low vertox is slantwise vorticity development
同時指出，濕有效能量的水平分佈對于暴雨預報具有一定的指示意義，傾斜渦度發展是中尺度低渦加強的機制之一。The accumulation and transportation of moist available potential energy and the release of the condensation heat offer the material condition for this heavy rainfall. under the condition of the air ' s movement through the stiff moist isentropic surfaces, the development of vertical vorticity of mesoscale low vortex system is accelerated due to the slantwise vorticity development, and to form stronger convective system, so as to result in heavy storm rainfall
濕有效能量的積聚和輸送為強降水的發生、發展提供了充分的物質條件；由於沿陡立等熵面的空氣上滑運動，因傾斜渦度發展造成了中尺度低渦系統垂直渦度迅速增加，促進了低渦的快速加強，形成強對流系統，導致強暴雨過程的發生。( 5 ) parameterization of infrared satellite cloud imagery and its application in rainfall predication obvious correlation exist between the probability of rain and parameterization estimate such as average brightness temperature ( tb ), brightness temperature variance ( f ), equivalent cloudage ( cn ), brightness temperature area index ( al - the first a5 - the fifth grade, a6 - the sixth grade )
（ 5 ）衛星雲圖參數化及在降雨預測中的應用紅外衛星雲圖參數化估計值，與局地降雨過程的發生、發展具有較為密切的關系。相關較密切的參數有平均亮溫、亮溫方差、等效雲量、亮溫面積指數（ 1級、 5級、 6級） 。Proceeding with the analysis of water resource peculiarity of jilin province, the authors bring forward that effective gathering and using of rainwater can supplement the gross amount of rainwater in valley, probe into rainwater resources use in jilin province : first is to make rainwater resources use plan in valley program, secondly is to construct gully dam system according to water and soil conservation project, to strengthen sloping field collection rain ' s project and forest - grass construction, to increase storage space, thirdly is to fully utilize field project and water conservancy project to gather rain water, intercept rainfall on the spot so as to restore water environment
摘要從吉林省水資源特點分析入手，提出了雨水資源的有效集蓄利用是補充流域水資源總量不足的重要因素，探討了在吉林省雨水資源主要利用途徑是首先在小流域規劃中作好雨水資源利用規劃；其次是建設以水土保持治溝骨幹工程為主的溝道壩系，強化坡面集雨工程和林草植被建設，增大貯水空間；第三是充分利用田間工程和水利工程集雨蓄水，使降雨就地就近被攔蓄，最終使水環境得以修復。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。The paper analyzes and summarizes the following laws of distinctive sediment yield produced in storm floods of the region based on predecessors ' study : storm is the main dynamic force of erosive sediment yield and storm, flood and sediment exist an inevitable relation ; the flood occurring time is concentrated with high peaks and huge volume, suddenly rising and suddenly falling and has decisive influence to the formation of a major flood peak in the middle yellow river ; the main reasons of concentrated coarse sediment of the river is severe erosive sediment yield, strong sediment transporting capacity and high sediment concentration ; the important influence of frequent or continued storm floods happened in he - long reach especially in coarse sediment concentrated region to the sediment transport of the yellow river and ; along with the increase of harnessing, regional flood trend is becoming smaller but the variation of sediment quantity is not obvious and the reaction of peak discharge and flood runoff of majority tributaries are not sensitive, showing that a general and normal engineering works can not effectively control regional major floods especially the sediment of an extraordinary flood
摘要在前人研究的基礎上分析總結了該區特有的暴雨洪水產沙規律：暴雨是侵蝕產沙的主要動力，暴雨、洪水、泥沙之間存在著必然的關系；洪水發生時間集中，峰高量大，暴漲暴落，對黃河中游大洪峰的形成具有決定性影響；侵蝕產沙強烈而粗泥沙集中，輸沙能力強，洪水含沙量高，是黃河粗泥沙的集中來源地；河龍區間特別是粗泥沙集中來源區頻繁或連續的暴雨洪水對黃河輸沙有重要影響；隨著治理水平的提高，區域洪水有減小趨勢，但泥沙量變化不明顯，大部分支流的洪峰流量、洪水含水量反應不敏感，說明一般規模和水平的治理工程還不能有效控制區域大洪水特別是特大洪水的泥沙。Using a new formula of moist available energy ( mae ), a number of key terms of mae from three cases of heavy rain in guangdong province in 1998 were calculated, and energy accumulation and discharge were analyzed
摘要從第二類有限區域濕有效能量收支方程出發，計算方程主要幾項的數值，分析廣東省三次暴雨的能量積聚和釋放。With the simulated results of the high resolution of space - time, from the aspects of thermodynamic, dynamical, moist available energy and moist potential vorticity, the direct effect mesoscale system was analyzed to this weather process, including mesoscale low level jet, mesoscale vortex etc. meanwhile, its features and physical mechanism of the formation and development are further discussed to seek for some basis for deeper research and storm rainfall forecast
運用高時空解析度的模式結果，從熱力、動力結構、濕有效能量和濕位渦等多個角度，著重分析討論了對這次天氣過程有直接影響的低空急流、中尺度低渦等中尺度系統，探討了影響這次天氣過程的中尺度系統的發生、發展特徵和物理機制，試圖為更進一步的研究和暴雨預報提供一些依據。Based on the analysis of crop structure and crop yield according to the statistic data in 1949 ~ 2000 year. the total water consumption of main crops and the amount of rainwater utilized have been calculated. the rapid increase in water demand for crops production after the late eighties is the one of main reasons of the water resources crisis in baoding area. the efficient precipitation, the water demand and the deficiencies of main crops in different typical years and in different growth period in baoding plain have been studied in detail. the factors of water use efficiency of different crops have been put forward through the analysis of test data in typical year
本文利用保定市1949 2000年主要農作物的種植面積與產量統計資料，在分析了歷年種植結構變化、單產變化的基礎上，明確了歷年糧食總產變化情況，計算了歷年糧食生產的總需水量及其變化；根據農作物的雨水資源的變化規律，分析了歷年用於糧食生產的有效降水量；得出了保定市農業用水量從90年代中後期大幅度增加而有效降雨量的明顯減小，是造成保定市水資源供需矛盾突出的主要原因之一。Hourly rainfall information derived from weather radars and raingauges is routinely ingested into the model for more effective simulation of rain systems fig. 4, allowing forecasters to make useful reference of the quantitative precipitation forecasts and precipitation trends provided by objective model guidance
運作后，天氣雷達及雨量計的每小時雨量分析數據定規地被放到模式內圖表4 ，讓模式更有效地模擬降雨系統的演變，為預報員提供極具參考價值的定量降雨預報和降雨趨勢的客觀指引。We not only fully made use of hydrologic data and weather data but also drew the conclusion that 50 stations were enough to set up area precipitation rainfall interpolate net to wenzhou
在充分有效的利用氣象、水文站的資料，提高了水文站資料利用價值的同時，得出對溫州地區50站的站點即可建立面雨量插值網的結論。The analysis of dry pv shows that the high pv dominate the area of typhoon, the higher is the center value of pv, the stronger is the typhoon. lt is also shown that the most important reason resulting in rainstorm is the cold air ( high pv ) which spreads to south from the upper troposphere or lower stratosphere and transports into the warm air. the joining situation of upper and lower pv area make vortex develop. pv transpotation reduces static stability, which increases the releasing of instability energy and makes rainstorm amplify
對干位渦的分析表明：臺風或臺風環流區為高值位渦區，臺風越強，位渦中心值越大；對流層上部或平流層下部冷空氣（高位渦）的擴散南下與暖濕氣流的交匯是造成特大暴雨的重要原因，因為上游斜壓性的發展使對流層頂發生折疊，平流層與對流層相互作用增強，上下位渦區相接的形勢使低層渦旋發展，上升運動加強，位渦的下傳有效地降低了靜力穩定度，有利於位勢不穩定能量的釋放，使得暴雨增幅。Theresearchers also examined whether the recovery was sufficient to makethe protected areas more resilient to storms and changes intemperature, but the results were not statistically significant
研究人員也檢驗了魚群數量的恢復是否足以令保護區更有效地抵禦暴風雨的侵襲和溫度變化帶來的影響，但檢驗結果未達到統計上的顯著水平。Soil ph, available n and mg increase on burnt sites following the first rainfall, however, soil organic matter, total n, total p, k and ca decrease
火燒跡地在降第一場雨後土壤ph值升高，有機質減少，全氮、全磷、鉀、鈣等含量減少，而有效氮、鎂含量增加。The cornfield experiment showed that pam could significantly reduce runoff and increase infiltration of rainwater and increase soil water content
田間試驗表明， pam能夠有效地減少土壤表面的徑流量，增加土壤的降雨入滲， pam覆蓋率越高越有利於降雨的入滲。Research in the translocation and transformation of phosphorus in soil - water system is of importance to environmental p management and controlling the eutrophication. a series of experiments and investigations in this paper were conducted to study the changes of p pool by a long - term applying fertilizer p, the translocation and transformation of phosphorus between interface of soil and water in relation to their environmental effects, using the upland fields from yellow soil area of guizhou province
在貴州中部地區，通過對有代表性的黃壤旱地進行采樣分析和盆栽試驗，對其磷庫變化及其環境影響進行了研究，同時採用無界徑流小區試驗、野外坡面徑流小區試驗以及模擬降雨徑流試驗對坡旱地地表徑流中磷的含量水平、形態特徵、生物有效性、遷移規律、磷流失量及其影響因素進行了研究。The paper makes use of doppler radar data to mesoscale numerical model, through adjusting divergence fie ld, vertic al velo city fie id etc. to improve on initial field. the investigation results show that there is a improvement in the forecasting effects, precipitation position is closer to practicality
試驗結果表明，在中尺度數值模式中利用多普勒雷達觀測資料，對初始場進行修正，通過散度和垂直速度場等的調整，有效提高預報效果，使得雨區范圍和雨量更接近實況。A method for rainfall - induced landslides prediction based on logistic regression and effective antecedent rainfall
回歸及前期有效雨量的降雨誘發型滑坡預測方法The observatory maintains a website on the internet. apart from a variety of forecasts, the website provides a wide spectrum of information such as satellite pictures, weather maps, weather of other cities, tv weather programmes, tropical cyclone warnings for shipping, rainfall distribution maps, tropical cyclone tracks, newsletters for the friends of the observatory, information on el nino and the greenhouse effect, and near real - time weather information over various places in hong kong
天文臺在網際網路上設有網站，市民可透過該網站閱覽各類天氣預報、衛星雲圖、天氣圖、各大城市的天氣資料、電視天氣節目、供船舶用的熱帶氣旋警告、雨量分布圖、熱帶氣旋路徑圖、天文臺之友會員通訊、厄爾尼諾及溫室效應資料和香港各區接近實時的天氣資料。分享友人