但其变暖的程度尚未打破50年代前期曾出现过暖冬年的月平均气温距平极值。

But the extent of becoming warm has not broken the temperature departure value of warm winter appearing in early 50s.

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运用非线性主成分分析法对欧亚地区1948—2007年冬季海平面气压距平场进行分析。

Eurasian winter sea level pressure anomalies during 1948-2007 were investigated by applying a nonlinear principal component analysis (NLPCA) method.

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近40年赤道太平洋和北太平洋月平均海温距平场分布存在着短期气候振动，分析表明，它对大气环流有一定的影响。

Distributions of monthly sea surface temperature (SST) anomaly field over the equatorial Pacific and the northern Pacific have short-term climatic oscillations in the past 40 years.

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