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对长期佩戴护听器工人的听力损伤原因进行调查 ,结果表明 ,导致工人听力损伤的主要原因是护听器的舒适度、耳罩垫圈的材质以及头弓的力学参数。
The causes of hearing impairment in workers wearing long-term hearing aids were investigated. The results showed that the main causes of hearing impairment were the comfort of the hearing aid, the material of the ear muffs and the mechanical parameters of the head bow.