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由于受年令、体质、耳疾及特定工作环境等因素的影响,使得一些人的听觉能力下降。而当人进入老年时,听力有时会下降的更历害。这给工作、生活、学习带来极大的不便和烦恼。耳聋患者为恢复听力,必须选择佩戴合适的助听器。一、助听器的结构及原理助听器,顾名思义,是帮助耳聋患者恢复听力的工具,也是一种常见的电子医疗保健器具。现在市场上销售
Due to the influence of such factors as year-end, physical condition, ear diseases and specific working environment, some people’s hearing ability is reduced. When people enter old age, hearing sometimes falls more harmful. This brings great inconvenience and annoyance to work, life and study. Deaf patients to restore hearing, we must choose to wear a suitable hearing aid. First, the structure and principles of hearing aids Hearing aids, as the name suggests, is to help deaf patients recover hearing tools, but also a common electronic health care appliances. Now on the market