图是人体与外部环境之间的物质交换模式图图中的序号代表着人体的某些生理过程据图回答下列问题.1图中的过程�是氧气气体通过扩散作用进入 Template




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tomski图是人体与外部环境之间的物质交换模式图图中的序号代表着人体的某些生理过程据图回答下列问题.1图中的过程�是氧气气体通过扩散作用进入 coloring