每分钟呼吸频率40次时的随意最大通气量的英文

mvv

• 每:    every; each; per
• 分钟:    Each speaker was l ...
• 呼吸:    breathe; respire
• 频率:    frequency; rate
• 次:    order; sequence
• 时:    shí]
• 的:    4次方是 The fourth po ...
• 随意:    at will; as one pl ...
• 最大:    maximum
• 通气:    ventilate; aerate ...
• 量:    measure capacity