如图为血液与组织细胞之间的物质交换示意图请据图回答1图中的1表示 图中的2表示 2由图中可以看出血液流经 时才能与组织细胞 Template




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tomski如图为血液与组织细胞之间的物质交换示意图请据图回答1图中的1表示 图中的2表示 2由图中可以看出血液流经 coloring