胸音
INTERVENTIONS: The pronunciation with different audio frequency at thoracic sound area of 120 normal subjects were examined by EGG.
干预:利用电声门图对120例正常人在胸声区以不同音频发音进行检测。
RESULTS: The contact quotient of vocal fold gradually decreased along with the increase of audio frequency at thoracic sound area in all testees with significances.
结果:全部受试者在胸声区随音频由低到高发音,声带接触率逐渐下降,差异具有显著性意义;
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