芒果视频下载

選(xuan)(xuan)(xuan)配(pei)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器時最好去醫(yi)(yi)院，對(dui)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)做一次全(quan)面檢查(cha)，用(yong)電測(ce)聽(ting)(ting)(ting)(ting)(ting)(ting)等儀器準(zhun)確地評價出耳聾的(de)(de)程度，再選(xuan)(xuan)(xuan)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器，如果(guo)當(dang)地沒(mei)有(you)相應條件的(de)(de)醫(yi)(yi)院，聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)失程度與助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器功(gong)率(lv)(lv)(lv)的(de)(de)選(xuan)(xuan)(xuan)配(pei)可(ke)(ke)按口語(yu)試驗(yan)來(lai)估計。例如，聽(ting)(ting)(ting)(ting)(ting)(ting)不到(dao)耳語(yu)聲(sheng)的(de)(de)人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)失30～40分(fen)貝(bei)，聽(ting)(ting)(ting)(ting)(ting)(ting)不到(dao)低小聲(sheng)的(de)(de)人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)失約(yue)40～50分(fen)貝(bei)，此時宜選(xuan)(xuan)(xuan)購低功(gong)率(lv)(lv)(lv)及(ji)中(zhong)功(gong)率(lv)(lv)(lv)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器；聽(ting)(ting)(ting)(ting)(ting)(ting)不到(dao)普通(tong)講話(hua)聲(sheng)的(de)(de)人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)失約(yue)50～60分(fen)貝(bei)，聽(ting)(ting)(ting)(ting)(ting)(ting)不到(dao)高聲(sheng)講話(hua)的(de)(de)人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)失60～70分(fen)貝(bei)，可(ke)(ke)選(xuan)(xuan)(xuan)配(pei)中(zhong)功(gong)率(lv)(lv)(lv)及(ji)大功(gong)率(lv)(lv)(lv)型助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器；聽(ting)(ting)(ting)(ting)(ting)(ting)不到(dao)大聲(sheng)喊叫聲(sheng)的(de)(de)人(ren)，聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)失70～80分(fen)貝(bei)，選(xuan)(xuan)(xuan)用(yong)中(zhong)、大功(gong)率(lv)(lv)(lv)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器；全(quan)力(li)(li)(li)喊叫聲(sheng)聽(ting)(ting)(ting)(ting)(ting)(ting)不到(dao)的(de)(de)人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)失約(yue)約(yue)80～90分(fen)貝(bei)或更高，可(ke)(ke)選(xuan)(xuan)(xuan)配(pei)大功(gong)率(lv)(lv)(lv)及(ji)特大功(gong)率(lv)(lv)(lv)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器。