如图是人体内气体交换过程示意图请据图回答.1肺泡�围的毛细血管一端连通aa内流动的是静脉血在肺泡这一部位�生的气体交换过程是a氧气 Template




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tomski如图是人体内气体交换过程示意图请据图回答.1肺泡�围的毛细血管一端连通aa内流动的是静脉血在肺泡这一部位�生的气体交换过程是a氧气 coloring