Page 58 - 《高原气象》2021年第5期
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5 期              刘雅静等:NCEP CFSv2对北半球平流层极涡边界年代际变化特征模拟的评估                                    1019




































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                    图8   CFSv2模式模拟的冬季平均极涡边界图(a)和相邻两年极涡边界变化图(b~d)(单位:×10 K·m·kg ·s )
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                         Fig. 8  The average polar vortex boundary in winter simulated by CFSv2(a)and polar vortex boundary
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                                      changes in the adjacent two years(b~d). Unit:×10 K·m·kg ·s -1
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                                       图9   CFSv2模拟的欧亚和北美冬季极涡面积指数距平的变化
                                Fig. 9  The polar vortex area index anomaly variations in winter simulated by CFSv2
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