Terms for subject Otorhinolaryngology containing 保

Chinese	English
保存听力	conserving hearing
保真放大	distortion-free amplification
变声期保健	hygiene in mutation period
听力保护方案	hearing conservation program
听力保护条例	regulations hearing conservation
听力保护标准	damage risk criterion for hearing
听力保护标准	damage risk criterion
哈莱利保持器	Hawley retainer
嗓音保健	voice health
声频保真度	audio-fidelity
红细胞保存	red cell preservation
霍利保持器	Hawley retainer
音频保真度	audio-fidelity