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

• Methods: A total of112 cleft palate patients ( 224 ears) were investigated by pure tone audiometry, acoustic immiscible audiometry and auditory brainstem response.
  方法：对112例（224耳）腭裂患者进行年龄分组，采用声导抗、纯音测听或听性脑干反应检查。
• Methods To check on objective acoustic impedance and subjective pure tone audiometry.
  方法对外伤性聋进行客观声导抗测试和主观纯音测试。
• 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
• 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。
• 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。
• The Classical Italian Songs with vocal singing ( Bel canto) method, paying attention to sweet timbre and pure tone, reflects the aesthetic principles and artistic thought of that period.
  意大利古典歌曲采用美声歌唱（belcanto）的方法，讲究音色柔美、音质纯净，体现了那个时期的美学原则和艺术思想。
• Influencing Factor and Countermeasure of Pure Tone Audiometry
  影响纯音听阈测定的因素和对策
• Methods: Fourteen patients ( 28 ears) with auditory neuropathy were evaluated who accepted pure tone test, acoustic immittance, auditory brainstem response ( ABR), distortion product otoacoustic emission ( DPOAE) and speech discrimination score.
  方法：对14例（28耳）听神经病患者进行纯音测听、声导抗、听性脑干反应（ABR）和畸变产物耳声发射（DPOAE）、言语识别率检查。
• 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。
• The system can issue a pure tone, tone twitter, narrowband noise and natural sound of the voice signal, and can adjust the loudness and frequency of the signals with some accuracy.
  该系统能发出纯音、啭音、窄带噪声和自然声等声音信号，并可对信号进行一定精度的响度和频率调节。