Objective To study the acoustic features of the consonant of the patients with velopharyngeal insufficiency ( VPI ).

目的研究腭裂术后腭咽闭合功能不全型患者辅音的声学特点.

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Finally, speech developmental link considered in terms of speech intelligibility, phonemic contrast, and acoustic features.

本研究最后考察了言语清晰度 、 音位对比和声学特征与言语发展的关系.

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Acoustic measurement was conducted to examine the development of acoustic features in Putonghua - speaking children.

声学测量用于考察讲普通话儿童的声学特征的发展.

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