面降水量 的英文怎麼說
中文拼音 [miànjiàngshuǐliáng]
面降水量
英文
areal precipitation- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 降 : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
- 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...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 降水量 : precipitation; amount of precipitation降水量計 precipitation gage; 降水量學 hyetology
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The main mechanism of enhancing precipitation is that much ice nuclei turn into ices, and then snow ; graupel are formed more by microphysical processes. the melting of graupel makes precipitation more than that of unseeded clouds
主要的增雨機制是大量冰核活化成冰晶,冰晶通過增長和其他的微物理過程形成雪晶、霰,霰最後融化成降水使地面降水量增加。Using the ground humidity parameter data, the precipitable water of single station was more accurate than the data retrieved from satellite data. but it was of low spatial and temporal resolutions compared with that retrieved from satellite data
用地面濕度參量資料(地面水汽壓)估算晴空大氣可降水量,其單站的估算結果比用衛星資料反演的結果要精確,但是估算的水汽場時空解析度不如衛星資料反演的高。The ncep / ncar global reanalysis data about 55 yean ; ( 1948 - 2002 ), the observed data about 2 years ( 1999 - 2000 ), the meiyu data in the mid - lower reaches of the yangtze river and the precipitation data at 160 stations in china duing 1951 to 2000 are used in the paper. we present a preliminary study on the relationship between the precipitation total for meiyu and the summerly precipitation in the eastern side of the northwest china. then using nonhydrostatic version mm5 with one nested grid, the effect of the circulation patterns for meiyu on the summerly precipitation in the eastern side of the northwest china was simulated by numerical simulation of full physics
本文採用1948 2002年ncep再分析資料、 1999 2000年的全球地面、高空觀測資料、 1951 2000年梅雨以及全國降水量資料,初步研究了長江中、下游地區梅雨事件與西北地區東部夏季降水的聯系,並用mm5中尺度非靜力模式模擬了多(少)梅雨環流型對西北東部夏季降水的影響;另外,還分析了梅雨與四川盆地、東南沿海地區夏季降水的聯系。Abstract : according to the base flow separation results from hydrographs in many watershed, the best regression equation expressing the relationship between annual precipitation infiltration coefficient and the weight of different strata area to total area of the watershed is established. the equation can be used to calculate the precipitation infiltration recharge for different ground water basins in which the strata distribution and the precipitation are given. the precipitation recharge is equivalent to the ground water recharge in some mountainous area where the exploitation of ground water resources are far from being sufficient
文摘:降水入滲補給系數與地層相關分析的目的,是為推求山丘區降水入滲補給量.魯中山丘區是由各種不同地層出露組成的山丘區域.在多個水文流域基流分割基礎上,建立流域年均降水入滲補給系數與各種地層出露面積占流域總面積權重間的最佳回歸方程,利用該回歸方程和地層分佈及降水量推算不同地下水流域的降水入滲補給量.在地下水開發利用不高的山丘區,降水入滲補給量即為地下水補給量In view of the factors of inflection of the low flow in karst basins, sixteen factors about antcedent precipitation and characteristics of the chosen karst basins, are quantified. and the correlation of low flow and the factors is worked out
論文從影響喀斯特流域枯水徑流的各影響因子入手,通過對入選流域的枯季前期降水量及其下墊面特徵等16個因子的量化,從量上探求喀斯特流域的枯水徑流各特徵值與影響因子之間的相關規律。The factors include antecedent precipitation of low flow period and status of karst basins ( such as lithology, landform, drainage area, drainage density, length and ratio of demotion of main river and so on. ). based on the former studies, integrated the conventional statistic methods, the technique of anns is applied in this paper for researching the law of the low flow of karst basins in guizhou altiplano
影響喀斯特流域枯水徑流的因素異常復雜,其影響因素主要有枯季前期降水量和巖性、地貌、流域面積、河網密度、主河道長度及其比降等流域下墊面狀況。本文在前人研究的基礎上,採用人工神經網路技術,結合傳統的統計方法,研究貴州高原上喀斯特流域的枯水徑流規律。It is directly under the jurisdiction of jiangxi provincial government, with fenyi county, yushui district, the fairy lake scenic and historic interest area and the hi - tech economic development zone under its jurisdiction
7 ,年平均降水量為1595毫米,無霜期281天。新余為省轄市,現轄渝水區,分宜縣、仙女湖風景名勝區和高新技術經濟開發區,全市總面積3178平方公里,中心城區面積30平方公里,總人口108For the reasons of accumulated soils and sands and the amount of precipitation, the volume in the reservoir is dynamic. if the volume in the reservoir is not dispatched correctly, it will result in the overflowing of the dam bank of the reservoir, even in the collapsing of the darn
庫容又是水庫調度不可忽視的問題,而庫容又與水庫的橫、縱斷面、水位、水深有關,由於泥沙淤積、降水量多少等原因,水庫水量是動態的,不對水庫水量正確調度,會在大洪水時,造成水庫堤壩漫溢甚至垮壩。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。In this paper we used satellite data and ground humidity parameter ( water vapor pressure ) to retrieve the precipitable water in cloudless sky and cloudy sky. the precipitable water got from high levels sounding stations was chosen as the real value for tests
本文利用衛星資料、探空站和地面站的常規觀測資料對晴空及雲天大氣的可降水量進行了估算,並且利用高空探測資料計算的值作為真實值,對估算得到的結果進行檢驗。The paper in the context of the statistic - dynamic analyses the heterogeneity of spatial distribution of the precipitation. the generality of the spatial probability distribution model of the precipitation was explored
本文從陸面過程的物理機制出發,利用統計? ?動力學方法,闡述了中國區域的月降水量和日降水量的空間分佈非均勻性,並尋求適宜的空間分佈概率密度函數進行描述。Secondly, precipitation from the radar estimating precipitation model ( rep ) are verified using a rain - gage network of 127 stations in order to show the effects of five methods : zi, optimal interpolation joint of optimal interpolation and kalman filter, kalman filter, and average method. the results show that the method of optimal interpolation and the method of joint have the lowest rms errors and the method of zi has the highest rms errors
結果表明:將地面雨量計值作為真值,則聯合校準法和最優插值校準法得出的降水量計算精度最高,卡爾曼濾波校準法和平均校準法的計算精度低於聯合校準法和最優插值校準法, zi關系法的精度最低。Through measuring and comparing the magnetic susceptibility dates of loess profile in guanzhong plain, and according to regression equation the temperature, precipitation, the climate elements in this area were calculated
摘要通過測定和對比關中黃土剖面的磁化率數據,依據磁化率與溫度、降水量回歸方程,對該區全新世氣候要素進行了計算。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。Detailed diagnoses is made on a heavy - hard rain in the northeast qinghai - xizang plateau using ncep data of 1 x 1 with 6h intervals, more complete and integrated conventional observational data and the data set of automatic meteorological stations in plateau and new generation doppler radar data and satellite images and etc. the following conclusions can be drawn : 1. the distribution of heavy - hard rain, which is characteristics of valley topography in northeast qinghai - xizang plateau is obviously effected by topography. the distribution of yearly mean precipitation and the frequencies of heavy - hard rain in this area are descending from east to west
本文首先利用ncep時間間隔為6小時的1 1的格點資料、更全面、更為完整的常規探測資料和高原地區布設的自動氣象站資料、新一代多卜勒天氣雷達資料、衛星雲圖資料等對高原東北部地區大到暴雨的天氣、氣候特徵及大尺度環流背景進行分析,形成對高原暴雨的整體認識,並為以後的數值模擬提供大尺度環流背景及依據,分析中發現: 1 、高原東北部地區大到暴雨的分佈明顯受到地形影響,年降水量和大到暴雨次數自東向西呈階梯性遞減趨勢,分別在高原東北部的外流河谷地區和四川北部地區存在大值中心。The results indicate that in the earlier stage of the development of a hailstorm, an artificial restraint with a common intensity can highly influence the development and precipitation of the hailstorm, increasing its surface precipitation, especially the hailfall amount, but in the later stage of the hailstorm development, the restraint has a small influence on the precipitation
結果表明,在雹雲發展階段的早期,對雲中上升氣流施加人工抑制將對冰雹雲的發展和降水過程產生明顯的影響,使地面降水量增加,尤其是使降雹量顯著增加;而在雲發展階段的後期,這樣的抑制不會導致地面降水明顯的增加。In the first part of the paper, on the basis of the weather processes of huai he basin from june to august in 1998, the difference and reliability of the two reanalysis data game and ncep from the fields of basic element, derivative, precipitation, and surface flux were studied by diagnostical and statistical methods. the results showed that the game reanalysis data is more reliable than ncep / ncar reanalysis data at the bottom and mid - high levels of troposphere, and at the precipitation and surface flux fields the case is just the same. in addition, the paper revealed that the game reanalysis data can show the evolution of the southwest vortex but the ncep / ncar reanalysis data cannot do so
在第一部分,本文以1998年6 - 8月我國江淮地區的天氣過程為背景對game和ncep兩組不同的再分析資料的基本要素場、導數場、降水量場和地面通量場用氣候診斷和統計的方法進行了對比分析,結果表明,在對流層低層和中高層game再分析資料的基本要素場及地面的降水場和通量場較ncep再分析資料更為準確; game再分析資料能很好地反映出西南渦東移並影響江淮大暴雨的重要天氣特徵,而ncep資料則反映不出這一現象。The resuits shows that this method is available and last ten days snow depth and area is correlated to the precipitation observed at weather station
通過對山區積雪與鄰近氣象站降水資料的分析發現測站降水量與后一旬的雪深、雪面積相關性較好。The results indicate that the precipitation of global, nh and sh experienced decadal change : a minus - trend from 1974s global precipitation for djf, regression coefficient is - 0. 017mm / a
結果表明:全球、南、北半球的12 - 2月的陸面降水有明顯的年代際變化,全球12 - 2月降水量從1975年開始的明顯的下降趨勢,回歸系數約為- 0 . 017mm a 。That is to say, the so - called drought trend in the east of nwc, is not only point to the evolution of precipitation on the ground in the long term, but also to the vapor content in the whole troposphere
這是上世紀九十年代中後期天水重大幹旱事件發生的一個背景條件。這說明,所謂西北地區東部乾旱化的趨勢,不僅表現在地面降水量的長期演變方面,而且表現在對流層整層水汽含量方面。分享友人