12.如图为生物常见的物质交换模型以下说法不合理的是 A.若x为组织细胞y为毛细血管则�可表示为营养物质和氧气b.若x为肺泡y为 Template




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tomski12.如图为生物常见的物质交换模型以下说法不合理的是 a.若x为组织细胞y为毛细血管则�可表示为营养物质和氧气b.若x为肺泡y为 coloring