如图是人体部分生理功能联系示意图� �表示物质a D表示人体系统请据图回答下列问题1��表示肺泡与血液之间的气体交换�所指的气体 Template




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tomski如图是人体部分生理功能联系示意图� �表示物质a d表示人体系统请据图回答下列问题1��表示肺泡与血液之间的气体交换�所指的气体 coloring