阿留申低压
- 网络Aleutian Low
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除冬季亚洲大陆高压增强和阿留申低压加深南移可能触发ELNino事件外,全球变暖的线性递增趋势对于ELNino事件的发生也有一定影响。
The linear trends of global warming seems to play a certain role for El Nino onset except the Asian continent high increasing and Aleutian low decreasing and shifting southeastward .
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风应力异常敏感性试验的结果显示,阿留申低压南面增强的西风可以显著地增强表层的Ekman平流,导致北太平洋中部海温的负异常。
Numerical experiments reveal that an enhancement of westerly in the south vicinity of Aleutian low significantly increases the Ekman advection consequently cooling the central North Pacific .
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研究表明,AO的异常变化通过西伯利亚高压、阿留申低压、东亚地区极地东风以及东亚冬季风异常,进而影响我国东北地区冬季温度异常,它们之间存在着密切的相关关系。
Further investigation find that the anomaly of AO contributes to the temperature anomalies of the Northeast China through the interaction of the Siberian high , Aleutian low , the polar easterlies in east Asia and the winds anomalies in winter in this area .
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近50年阿留申低压地区凝结加热的变化
Variation of the Condensation Heating in the Region of the Aleutian Low during the Last 50 Years
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北太平洋热含量的年代际变化特征及其与阿留申低压的关系
Features of Interdecadal Variation of the North Pacific Heat Storage and Their Relation to the Aleutian Low
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该处凝结加热的垂直分布不均匀可引起大气环流热力适应,从而可能有利于阿留申低压的加强;
The vertical structure of heating in this region will lead to the atmospheric adaptation to diabatic heating , which may be in favor of the intensification of the Aleutian Low ;
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基本态的第一特征向量表现为弱西伯利亚高压、强北大西洋高压的强纬向环流的特征;第二特征向量表现为弱阿留申低压及强北太平洋高压。
The first eigenvector of the base state displays a weak Siberian high , a robust Atlantic high and intense zonal circulation , while the second reveals a feeble Aleutian low and a vigorous North Pacific high .
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研究表明:冬季阿留申低压地区上空存在较强的凝结加热,它与阿留申低压的强度存在显著的正相关关系;
The results show that there is strong condensation heating in the region of the Aleutian low only in winter , and there is a significantly positive correlation between this condensation heating and the intensity of the Aleutian low ;
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冷夏前期,大陆冷高压偏弱,冷空气活跃,冰岛低压和阿留申低压发展较深,太平洋副高持续偏弱,这种状态可以持续到夏季,便形成了东北地区的冷夏。
In pre-cold summer , continual cold high is weaker , cold air is active , Icelandic low and Aleutian low develop more heavier , Pacific sub-high continues weaker , which can sustain to summer , so that this case leads to cold summer in east-north of China .
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生活在阿留申群岛和阿拉斯加州的民族的人。近50年阿留申低压地区凝结加热的变化
A member of the people inhabiting the Aleutian Islands and W Alaska . Variation of the Condensation Heating in the Region of the Aleutian Low during the Last 50 Years