【摘要】 对沈阳地区40名5～10岁正常嗓儿童音的频率微行进扰频谱分析,得出:正常儿童嗓音的频率微扰与年龄、性别无关,a音与i音之间的频率微扰值亦无显著性差异。本室测定的正常儿童频率微扰值与文献报导的成人正常值接近。更多还原

【Abstract】 Pitch perturbation quotient of voice of 40 normal children at the age ranging from 5 to 10 years old with spectrograph in Shenyang area were analysed we got the normal value by using Jitter and JR parameters. The result indicates: the Jitter and JR value have no difference in age and sex. There was no specific difference of Jitter value of "a:" "i:". The normal Jitter value of children was found to be approximately equal to that of adult reported in the literature.更多还原