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

• When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
  音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。
• 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
• This discovery is important to pure tone test and ABLB.
  此现象的发现对临床ABLB及纯音检测方法都是一个新的且有意义的提示。
• 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。
• 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。
• 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。
• 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。
• The correlation between the thresholds acquired with ASSR and pure tone audiometry
  多频稳态诱发电位与纯音听阈的相关性研究
• 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
• Audiometer: Pure Tone Audiometer, Impedance Audiometer;
  听力计：纯音听力计、阻抗听力计；