目的在动物模型中探讨电钻振动诱导听力减退的机制和可能的血迷路屏障变化。
Objective To investigate the mechanism of burr vibration induced hearing loss and the possible change of blood-inner ear barrier in an animal model.
严t的息者，炎症可波及咽鼓管，出现耳鸣或听力减退的症状。
Yan t the rest, the inflammation may affect the eustachian tube, has symptom which the tinnitus or the hearing drop.
工业噪音、筑路的吵杂声以及各种交通工具的喧哗声，使得人们无时不生活在精神紧张、听力减退和振荡不安、情绪不宁的状态之中。
The sounds of industry, road equipment, and many forms of transportation cause chronic tension, hearing loss, and a feeling of vibration.
目的：分析43例中国人非综合征性听力减退（NSHI）患者的GJB2基因部分编码区的突变的情况。
Objective:To examine mutation in the partial coding region of GJB2 gene in 43 cases of Chinese patients with non syndromic hearing impairment (NSHI).
目的探讨年龄相关性听力减退大鼠听觉系统抗氧化能力随月龄增长的变化。
Objective to investigate the changes of antioxidation in the auditory system in Wistar rats with the age-related hearing impairment.
enjoyed研究表明，人们用来欣赏音乐的电子设备可能会导致听力的减退。
Studies show the electronic devices people have made use of music may be causing hearing losses.
结果10耳中，8耳传导性听力减退，2耳混合性听力减退。
Results Among these 10 cases, 8 were conductive hearing loss, 2 were mixed hearing loss.
目的：探讨言语障碍病因及其与听力减退量化关系，为言语康复和听力补偿提供客观准确依据。
AIM: to explore the quantitative relation of reasons of speech disorder with hearing dysesthesia, and to provide objective and correct evidence for speech rehabilitation and hearing compensation.
可有流涕，头痛，耳鸣、耳闷和听力减退。
Can have a runny nose, headache, tinnitus, ear stuffy and hearing.
结论无自觉听力减退的飞行员存在早期噪声性听力损伤，早期防护具有重要的意义。
Conclusion Pilots felt no hearing loss were already in its early stage of noise-induced hearing impairment. Early protection has great significance.
结论无自觉听力减退的飞行员存在早期噪声性听力损伤，早期防护具有重要的意义。
Conclusion Pilots felt no hearing loss were already in its early stage of noise-induced hearing impairment. Early protection has great significance.
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