如图为人体血液循环途径示意图.1血液循环分为体循环体循环和肺循环.2静脉血变为动脉血的场所是88肺泡�围肺泡�围的毛细血管.3 Template




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tomski如图为人体血液循环途径示意图.1血液循环分为体循环体循环和肺循环.2静脉血变为动脉血的场所是88肺泡�围肺泡�围的毛细血管.3 coloring