如图是气体交换示意图请根据示意图回答下列问题.1在图中1处进行气体交换的结果是氧由肺泡扩散到血液内二氧化碳由血液扩散到肺泡内血液 Template




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tomski如图是气体交换示意图请根据示意图回答下列问题.1在图中1处进行气体交换的结果是氧由肺泡扩散到血液内二氧化碳由血液扩散到肺泡内血液 coloring