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

• All physical examinations, pure tone audiometry, electrocardiogram, and cervical spine X-ray showed normal, except high blood pressure.
  除了血压高外，所有理学检查、纯音听力检查、心电图及颈椎X光均为正常。
• 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。
• 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 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。
• Analysis of evoked otoacoustic emission in normal pure tone hearing thresholds patients with aural fullness
  纯音听阈正常的耳闷患者诱发性耳声发射分析
• 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。
• 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。
• All participants had a questionnaire answered about tinnitus, pure tone audiometry test and ear examination.
  对调查者进行耳鸣问卷、纯音测听和耳科检查，并做出评估。
• 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。