读非洲某月海平面气压分布图，完成等值线a的数值为 A．1014 �

读非洲某月海平面气压分布图，完成

等值线a的数值为

A．1014 B．1012 C．1010 D．1008

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读非洲某月海平面气压分布图，完成等值线a的数值为 A．1014 �

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