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测试肺活量多少时间正常
更新时间: 2020-11-04 00:00:00  

测试肺活量10秒左右的时间正常,肺部吸足氧气后,再慢慢吐气,肋骨和胸骨渐渐回到原来位置。这时肋骨部分就会上抬,胸腔扩大,这时肋骨部分就会上抬,胸腔扩大,这个过程一般需要5秒钟,最后屏住呼吸5秒钟。

关键词: 测试 肺活量 多少 时间 正常

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