极端降水指数,extreme precipitation indices
1)extreme precipitation indices极端降水指数
1.In this paper, Climatology of theobserved annualextreme precipitation indices (SDH, CDD, R10, R5d, R95t) derivedfrom the daily precipitation at 550 stations in China during 1961-2000 are used toevaluate the simulation ability of 7 IPCC AR4 Coupled Climate Models, and theprojected change of the precipitation extreme indices over China under IPCC SRESA2、A1B and B1 are also studi.本文利用由中国区域550个站点1961-2000年逐日降水量资料计算得到的年极端降水指数,检验参与IPCC AR4的7个新一代全球模式及多模式集合对现代气候情景下(20C3M)5个极端降水指数(SDII,CDD,R10,R5d,R95t)的模拟能力,并进行中国地区21世纪极端降水事件变化的情景预估;利用法国LMDZ可变网格大气模式嵌套IPSL全球模式,和统计降尺度模型SDSM,分别对江淮流域季节极端降水指数进行动力降尺度和统计降尺度模拟和IPCC A2排放情形下的预估,得出如下结论:(1)全球模式对中国区域年极端降水指数的气候场具有一定的模拟能力,模拟气候场与实况气候场的空间相关系数为0。
英文短句/例句
1.Projection and Evaluation of the Precipitation Extremes Indices over China Based on Seven IPCC AR4 Coupled Climate Models7个IPCC AR4模式对中国地区极端降水指数模拟能力的评估及其未来情景预估
2.Relationship Between ENSO and Frequency of Extreme Precipitation Days in China中国极端强降水日数与ENSO的关系
3.Frequency and intensity of extreme precipitation events in China中国极端降水事件的频数和强度特征
4.Extreme Precipitation Frequent Change and Drought and Flood Prediction in Xi"an City西安市极端降水频数的变化特征及旱涝趋势
5.Seasonal difference of the spatio-temporal variation of the number of the extreme precipitation processes in China我国极端降水过程频数时空变化的季节差异
6.Analysis of Anomaly Characteristics on Extreme Temperature and Extreme Precipitation over Chongqing during 1961-;重庆近46a极端气温和极端降水异常特征分析
7.Relationship between extremes of precipitation and discharge in the Huaihe river basin淮河流域极端降水与极端流量关系的研究
8.EXTREME PRECIPITATION EVENTS IN RECENT 50 YEARS IN JIANGXI PROVINCE江西省近50年极端降水事件变化初探
9.Observation Study on the Extreme Precipitation Events in China during Recent 50 Years近50年中国极端降水事件的观测研究
10.Research of Group-occurring Extreme Temperature and Precipitation Events during 1960-近四十年中国极端温度和极端降水事件的群发性研究
11.The Temporal and Spatial Features of Summer Rainfall and Extreme Summer Precipitation Process in Northeast China and Its Diagnosis Analysis;中国东北地区夏季降水和极端降水过程的时空特征及其诊断分析
12.Changes of Precipitation Extremes in China s Large Cities;中国大城市极端强降水事件变化的研究
13.Research on Extreme Heavy Precipitation Event Characteristic and Analysis of Causes;中国极端强降水事件特征研究及其成因分析
14.The Experimental Research about Extreme Precipitation Used Statistical Simulating Model at Present-day Climate Scenarios;当前气候背景下的极端降水统计模拟实验研究
15.Studies on the Variation Characteristics and Experimentation with Simulation of East-China s Extreme Precipitation;中国东部极端降水的变化特征和模拟试验研究
16.Observed Trends of Precipitation Extremes in the Haihe River Basin during 1961-海河流域近47年极端强降水时空变化趋势分析
17.Seasonal Differences of Variation Characteristics of Extreme Precipitation Events over China in the Last 50 Years中国近50a极端降水事件变化特征的季节性差异
18.Characteristics of Extreme Precipitation Events and Their Circulations in Guizhou贵州主汛期极端降水事件及其环流特征分析
相关短句/例句
Extreme precipitation极端降水
1.Regionality and persistence of extreme precipitation events in China;中国极端降水事件的区域性和持续性研究
2.Frequency and intensity of extreme precipitation events in China中国极端降水事件的频数和强度特征
3.Seasonal difference of the spatio-temporal variation of the number of the extreme precipitation processes in China我国极端降水过程频数时空变化的季节差异
3)Extreme temperature indices极端指数
4)extreme heavy precipitation极端强降水
1.Based on the surface observation of daily precipitation from 1961 to 1999 in China,the simulation capabilities of 18 coupled ocean-atmosphere general circulation models forextreme heavy precipitation in China are evaluated.以1961—1999年我国地面观测逐日降水资料作为观测基础,初步分析了18个全球海气耦合模式对我国20世纪极端强降水的模拟能力。
2.Based on the station observation for daily precipitation from 1961 to 1999 in China, the capabilities of 18 Coupled Ocean-Atmosphere General Circulation models to simulateextreme heavy precipitation in China are evaluated.以中国地面观测1961-1999年逐日降水资料作为观测基础,初步分析了18个全球海气耦合模式对中国地区20世纪极端强降水的模拟能力。
5)rainfall index降水指数
6)climatic extreme precipitation气候极端降水
延伸阅读
迁移效率指数、偏好指数和差别指数迁移效率指数、偏好指数和差别指数迁移效率指数、偏好指数和差别指数迁移效率指数是用于测定两地间人口迁移效率的指标。它是净迁移对总迁移之比。计算公式为:EIM一摇寿纂拼又‘。。上式中，}人么夕一材方}为i、]两地净迁移人数;从少+材户为i、]两地总迁移人数;El入了为迁移效率指数。EIM的取值范围为。至100，如某一地区的值越大，反映迁移的的影响也越大。如果计算i地区与其他一切地区之间的人口迁移效率指数EIM厂，则:}艺材。一芝Mj、}EIM汀艺。+乏M，(j笋i)迁移偏好指数是从一个地区向另一地区的实际迁移人数与期望迁移人数之比。计算公式为:____M.___材尸2行一:一二子一一不石一二，么M“ 了厂‘.厂‘、八 }二不十二六二1、厂厂7上式中，M“为从i地迁到j地的实际迁移量;艺材。为总的人口迁移量;尸为总人口;M尸I，j为迁移偏好指数。通过计算迁移偏好指数，可以反映各地区的相对引力。迁移差别指数是反映具有某种特征的迁移人口与非迁移人口区别的指数。例如，专业技术人员的人数所占比重，各种文化程度人数所占比重等，以便研究人才流失和其他间题。计算公式为:M‘从IMD、一翌不丝xl。。 .义V‘ N上式中，M为迁移人数;M，为具有i特征的迁移人数;N为非迁移人数;N‘为具有i特征的非迁移人数;了八了D、为迁移差别指数。
