Objective To investigate the areo-dynamic features of voice in patients with abmormal lung function, and to evaluate the effect of lung disfunction on areo-dynamics of voice.

• 摘要目的观察肺功能异常患者嗓音空气动力学变化特征，研究通气功能障碍对嗓音空气动力学的影响，探讨呼吸功能与发声功能之间的关系。