Method The tidal volume, vitalcapacity, timevitalcapacity and minute ventilation volume were observed in 600 students.
方法用肺量计测定6 0 0名大学生的潮气量、肺活量、时间肺活量及每分钟通气量。
2
An investigation is made on 1653 college students aged 18 to 24 in good health about their VitalCapacity (VC) and the Breath-Holding Time (BHT).
对年龄在18 ~ 24岁间的1653名健康大学生的肺活量和屏气时间进行了调查。
3
Conclusion Maximum phonation time, the mean airflow rate and ratio of phonation volume to vitalcapacity can be used as indicator in clinical application.