Methods Video-stroboscopy was used to reveal the laryngeal cavity and dynamic changes of the vocal fold, and sound spectrograph was used to examine audio frequency, pitch and width.
方法用频闪
镜显示患者
貌和声带的动态变
，用声门分析仪检测
患者发声的频率、音调和音域。
Methods Video-stroboscopy was used to reveal the laryngeal cavity and dynamic changes of the vocal fold, and sound spectrograph was used to examine audio frequency, pitch and width.
方法用频闪镜显示患者貌和声带的动态变，用声门分析仪检测患者发声的频率、音调和音域。
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