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07-15
/ 2020
Otoacoustic emission is a kind of audio energy produced in the cochlea and conducted through the ossicular chain and tympanic membrane to release the human external auditory meatus.
07-26
/ 2019
it is also necessary to protect the children's ears, because the ears are also to prevent heatstroke!
07-23
/ 2019
Hearing aid effects are considered in at least three ways: