下图为人体血液循环示意图图中的abcd分别表示心脏的四个腔序号����表示血管�表示组织细胞�表示肺泡mn表示毛细血管 Template




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tomski下图为人体血液循环示意图图中的abcd分别表示心脏的四个腔序号����表示血管�表示组织细胞�表示肺泡mn表示毛细血管 coloring