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.
方法用频闪喉镜显示患者喉腔全貌和
动态变
，用门
检测并记录患者发频率、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.
方法用频闪喉镜显示患者喉腔全貌和动态变，用门检测并记录患者发频率、音调和音域。
明：以上例句、词性
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