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耳塞机
meaning in English
insert earphone br>
Examples
Iec reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts
测试戴
耳塞机
助听器用的iec基准耦合腔
Related Words
耳塞插口, 耳机插口
耳塞防止噪音=盾防止冲击
耳塞模拟器
耳塞式传声器
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