Quantitatively study of voice onset time-Glottal stop] |
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Authors: | G M Wang W H Yuan W L Qiu X Z Zhang K Takahashi K Michi M Wakumoto |
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Affiliation: | Department of Oral and Maxillofacial Surgery,School of Stomatology,Shanghai Second Medical University. Shanghai 200011,China. |
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Abstract: | To quantitatively evaluate the acoustic characteristics of glottal stop, pronunciation of/ka/in 10 normal subjects and 14 patients with cleft palates were analyzed by sound spectrography and 20 msec in all normal articulation of /ka/ with an average time of 44.6 msec.In the test group of /ka/ demonstrated an average time of 20.8 msec.The inverse correlation ship between VOT and the psyco-acoustical judgment for the degree of distortion was demonstrated to be significant. |
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