hearing aid

Grandmother's hearing is getting worse. She needs a hearing aid.

"祖母听觉越来越差,需要戴助听器。"

The department owns many modern devices, such as audiometers, phono-laryngograph, and hearing aid testing system, visit-pitch and different speech-language test battery.

科拥有现代化检测仪器，如各种听力计，喉发声检测仪，助听器测试装置，语音语调测试仪等以各种言语成套测验。

Objective To evaluate the effectiveness of frequency transpositional hearing aids on hearing and speech rehabilitation for children with profound hearing loss.

研究通过为极重度听力损失儿童验配移频助听器并跟踪其语言训练结果,分析配戴移频助听器后听力语言康复效果。

This refers to the use of a miniature BTE hearing aid that is coupled to an ear insert or earmold (vented or unvented) via a tubing of approximately 0.8 mm inner diameter.

就是微型耳背式助听器用一根内径大约0.8毫米细导管耦合到耳塞或者耳模（耳模以开或者不开通气孔）验配方式。