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吉尔吉斯斯坦气候变化特征及其空间变异分析

发布时间:2019-04-10 12:20
【摘要】:【目的】吉尔吉斯斯坦共和国地处中亚东北部,天山山脉西麓,与中国新疆阿克苏地区接壤,研究其气候变化及空间变异空特征对于了解中亚气象与环境变化,应对中国新疆气象与环境将出现的演变都具有一定的意义。【方法】基于英国East Anglia大学Climatic Research Unit(CRU)提供的1971~2000年的降水和气温数据资料,并结合来自世界气象组织(WMO)的9个吉尔吉斯斯坦气象站点国际交换数据,分析吉尔吉斯斯坦共和国近30 a的气候变化特征。【结果】吉尔吉斯斯坦年总降水量为增加趋势,总降水量在东南部相对较少,西南部与塔吉克斯坦邻近地区降水量相对较大,季节差异明显,春季和冬季降水最多,夏季相对较少,与中国新疆降水特征差异较大,呈"地中海型气候"。年均气温不足10℃,"北热南冷,西热东冷",冬季增温趋势明显,春季呈下降趋势,夏季幅度不大,秋季几乎无变化,气温年较差大于周边国家,但气温年较差减小。【结论】与同处于中亚地区的中国新疆在降水及气温变化上存在较大差异,吉尔吉斯斯坦降水量较高,区域差别更为显著。
[Abstract]:[objective] the Kyrgyz Republic is located in the northeastern part of Central Asia and in the western foothills of the Tianshan Mountains, bordering the Aksu region in Xinjiang, China, to study its climate change and spatial variability in order to understand the meteorological and environmental changes in Central Asia, It is of certain significance to deal with the evolution of weather and environment in Xinjiang, China. [methods] based on the data of precipitation and air temperature from 1971 to 2000 provided by Climatic Research Unit (CRU), East Anglia University, UK, In combination with the international exchange of data from nine meteorological stations in Kyrgyzstan from the World Meteorological Organization (WMO), the characteristics of climate change in the Kyrgyz Republic in the past 30 years are analyzed. [results] the annual total precipitation in Kyrgyzstan is an increasing trend. The total precipitation is relatively small in the southeast, relatively large in the southwest and neighbouring areas of Tajikistan, with obvious seasonal differences. The precipitation is the most frequent in spring and winter, and relatively less in summer, which is quite different from the precipitation characteristics in Xinjiang, China. A climate of "sea-to-earth type". The annual average temperature is less than 10 鈩,

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