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: 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。
• 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。
• 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 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
• 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。
• Conclusion Pure tone test, hearing aid evaluation and further consultation with a doctor are major factors, which affects the hearing aid effect on deaf children;
  结论：纯音测听和助听评估及复诊是影响聋儿助听效果的主要因素；
• 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。
• Application of Evaluation Standards of Pure Tone Audiometry in Health Examination among River Sailors
  纯音听力测试结果评价标准在内河船员体检中的应用体会
• 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；