芒果视频下载

選配(pei)助(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器(qi)(qi)(qi)(qi)時(shi)(shi)最好去醫(yi)院，對聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)做一次全面(mian)檢查，用(yong)電測聽(ting)(ting)(ting)(ting)(ting)(ting)等儀器(qi)(qi)(qi)(qi)準確(que)地評價出(chu)耳聾的程度(du)，再選助(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器(qi)(qi)(qi)(qi)，如(ru)果當地沒有(you)相應條件的醫(yi)院，聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)失(shi)程度(du)與助(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器(qi)(qi)(qi)(qi)功(gong)(gong)率(lv)的選配(pei)可按口語試驗來估計。例如(ru)，聽(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到(dao)耳語聲(sheng)(sheng)的人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)失(shi)30～40分貝(bei)，聽(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到(dao)低小聲(sheng)(sheng)的人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約(yue)(yue)40～50分貝(bei)，此時(shi)(shi)宜(yi)選購低功(gong)(gong)率(lv)及中功(gong)(gong)率(lv)助(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器(qi)(qi)(qi)(qi)；聽(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到(dao)普通講話聲(sheng)(sheng)的人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約(yue)(yue)50～60分貝(bei)，聽(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到(dao)高(gao)聲(sheng)(sheng)講話的人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)失(shi)60～70分貝(bei)，可選配(pei)中功(gong)(gong)率(lv)及大功(gong)(gong)率(lv)型助(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器(qi)(qi)(qi)(qi)；聽(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到(dao)大聲(sheng)(sheng)喊叫(jiao)聲(sheng)(sheng)的人(ren)，聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)失(shi)70～80分貝(bei)，選用(yong)中、大功(gong)(gong)率(lv)助(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器(qi)(qi)(qi)(qi)；全力(li)(li)喊叫(jiao)聲(sheng)(sheng)聽(ting)(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到(dao)的人(ren)聽(ting)(ting)(ting)(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約(yue)(yue)約(yue)(yue)80～90分貝(bei)或更高(gao)，可選配(pei)大功(gong)(gong)率(lv)及特大功(gong)(gong)率(lv)助(zhu)聽(ting)(ting)(ting)(ting)(ting)(ting)器(qi)(qi)(qi)(qi)。