1、Objective: to analyse the hearing impairment of the rive-operators.
目的：分析接觸航空鉚接噪聲作業(yè)工人聽力損傷。

2、Hereditary hearing impairment is caused by genetic defects and is a common clinical disease.
遺傳性耳聾由遺傳缺陷引起，與基因異常及相關(guān)的綜合癥關(guān)系密切，屬臨床常見疾病。

3、Causes of hearing impairment and deafness.
聽力障礙和耳聾的病因。

4、"This is how people without hearing impairment talk to each other," she said.
“這是沒有聽力損傷的人如何交談的，”她說。

5、Conductive hearing impairment is a problem in the outer or middle ear.
傳導性聽力障礙是外耳道或中耳道出現(xiàn)問題。

6、Sensorineural hearing impairment can be prevented by.
感音神經(jīng)性聽力障礙可采取以下措施加以預防。

7、Hearing impairment may also be caused by problems during pregnancy and childbirth. These include.
聽力障礙也可能是由于妊娠和分娩過程中的問題，其中包括。

8、Hearing impairment refers to both complete and partial loss of the ability to hear.
聽力障礙是指聽力完全和部分喪失。