pure tone

英 [pjʊə(r) təʊn]

美 [pjʊr toʊn]

网络  純音; 纯音; 声信号有纯音

医学

英英释义

noun

• a steady sound without overtones
  1. they tested his hearing with pure tones of different frequencies
  Synonym:tone

双语例句

• Influencing Factor and Countermeasure of Pure Tone Audiometry
  影响纯音听阈测定的因素和对策
• The hearing status in each frequency had good relation between the pure tone audiogram and DPOAE audiogram.
  DPOAE听力图与纯音听力图个各在频率均有很好的对应关系。
• We evaluate the effect of auditory rehabilitation through clinical data, pure tone sound field audiometry, speech detection threshold, opened-closed speech separation rate, language discrimination factor and telephone audiometry.
  对全部患者均采用回顾临床资料和进行自由声场测试纯音、言语察觉率和开放式、闭合式言语分辨率的方法及噪音中语言辨别率的测定及其电话测听，评价人工耳蜗补偿听力的效果。
• Acoustics Audiometric test methods Part 2: Sound field audiometry with pure tone and narrow-band test signals
  GB/T16296-1996声学测听方法第2部分：用纯音及窄带测试信号的声场测听
• Effects of LSD on pure tone delayed avoidance response in monkeys
  麦角酰胺对于猕猴纯音延缓防御反应的影响
• Audiometer: Pure Tone Audiometer, Impedance Audiometer;
  听力计：纯音听力计、阻抗听力计；
• This model can also be used to abstract the fundamental frequency of speech and to measure the frequency of pure tone precisely.
  这一模型也可用于语音信号的基频提取和纯音频率的精密测量。
• Result: All these cases had following contradictory phenomena: Pure tone audiograms were low frequency hearing loss;
  结果：本组病例具有下列矛盾现象：主诉进行性听力减退，尤其听不清语言；
• Objective: To analyse the relationship of distortion product otoacoustic emissions ( DPOAE), conventional pure tone audiometry and expanded high frequency audiometry, and discuss the originated mechanism of DPOAE and value in early diagnosis and detection noise induced deafness.
  目的：分析畸变产物耳声发射（DPOAE）和常频纯音测听、扩展高频测听的关系，借以探讨DPOAE的产生机制以及在噪声性听力损伤的监测和早期诊断中的应用价值。
• Conclusion: Combined with pure tone audiometry, TEOAE could discover the degree and range of high-frequency hearing loss more correctly.
  结论：临床上，结合纯音电测听结果，可使TEOAE更为准确客观地判断患者高频区域听力损失的程度和范围。