下图为�吸过程示意图请据图回答下列问题.1a过程代表肺的通气它是通过�吸运动完成的.2b代表肺泡与血液之间的气体交换过程d代表 Template




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tomski下图为�吸过程示意图请据图回答下列问题.1a过程代表肺的通气它是通过�吸运动完成的.2b代表肺泡与血液之间的气体交换过程d代表 coloring