如图表示模拟肺部�吸运动的实验请据图回答下列问题.1a代表 B代表 C代表 D代表 .2这个过程模拟的是 过程.3处于此 Template




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tomski如图表示模拟肺部�吸运动的实验请据图回答下列问题.1a代表 b代表 c代表 coloring