芒果视频下载

選(xuan)配助(zhu)(zhu)聽(ting)(ting)(ting)(ting)器(qi)(qi)時(shi)最好(hao)去醫院，對(dui)聽(ting)(ting)(ting)(ting)力(li)(li)做一次全面(mian)檢查，用電測(ce)聽(ting)(ting)(ting)(ting)等儀器(qi)(qi)準確地評(ping)價出耳聾的(de)(de)(de)程度(du)，再選(xuan)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)器(qi)(qi)，如(ru)果(guo)當地沒有相(xiang)應(ying)條件的(de)(de)(de)醫院，聽(ting)(ting)(ting)(ting)力(li)(li)損(sun)失程度(du)與助(zhu)(zhu)聽(ting)(ting)(ting)(ting)器(qi)(qi)功率(lv)(lv)(lv)的(de)(de)(de)選(xuan)配可按口語試(shi)驗來(lai)估計。例如(ru)，聽(ting)(ting)(ting)(ting)不到耳語聲(sheng)的(de)(de)(de)人(ren)聽(ting)(ting)(ting)(ting)力(li)(li)損(sun)失30～40分(fen)貝(bei)，聽(ting)(ting)(ting)(ting)不到低小聲(sheng)的(de)(de)(de)人(ren)聽(ting)(ting)(ting)(ting)力(li)(li)損(sun)失約40～50分(fen)貝(bei)，此時(shi)宜選(xuan)購低功率(lv)(lv)(lv)及中(zhong)功率(lv)(lv)(lv)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)器(qi)(qi)；聽(ting)(ting)(ting)(ting)不到普通講話聲(sheng)的(de)(de)(de)人(ren)聽(ting)(ting)(ting)(ting)力(li)(li)損(sun)失約50～60分(fen)貝(bei)，聽(ting)(ting)(ting)(ting)不到高(gao)聲(sheng)講話的(de)(de)(de)人(ren)聽(ting)(ting)(ting)(ting)力(li)(li)損(sun)失60～70分(fen)貝(bei)，可選(xuan)配中(zhong)功率(lv)(lv)(lv)及大(da)功率(lv)(lv)(lv)型助(zhu)(zhu)聽(ting)(ting)(ting)(ting)器(qi)(qi)；聽(ting)(ting)(ting)(ting)不到大(da)聲(sheng)喊叫(jiao)聲(sheng)的(de)(de)(de)人(ren)，聽(ting)(ting)(ting)(ting)力(li)(li)損(sun)失70～80分(fen)貝(bei)，選(xuan)用中(zhong)、大(da)功率(lv)(lv)(lv)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)器(qi)(qi)；全力(li)(li)喊叫(jiao)聲(sheng)聽(ting)(ting)(ting)(ting)不到的(de)(de)(de)人(ren)聽(ting)(ting)(ting)(ting)力(li)(li)損(sun)失約約80～90分(fen)貝(bei)或(huo)更高(gao)，可選(xuan)配大(da)功率(lv)(lv)(lv)及特大(da)功率(lv)(lv)(lv)助(zhu)(zhu)聽(ting)(ting)(ting)(ting)器(qi)(qi)。