芒果视频下载

選配助(zhu)聽(ting)(ting)(ting)(ting)(ting)器(qi)時最好去(qu)醫院，對聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)做(zuo)一次(ci)全(quan)面檢查，用(yong)電測聽(ting)(ting)(ting)(ting)(ting)等儀器(qi)準確地(di)評價(jia)出耳聾的(de)(de)程度(du)(du)，再選助(zhu)聽(ting)(ting)(ting)(ting)(ting)器(qi)，如果當地(di)沒(mei)有相應條件的(de)(de)醫院，聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)(sun)失(shi)(shi)程度(du)(du)與助(zhu)聽(ting)(ting)(ting)(ting)(ting)器(qi)功(gong)率(lv)的(de)(de)選配可(ke)(ke)按口語(yu)試驗來(lai)估計。例(li)如，聽(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到耳語(yu)聲(sheng)(sheng)(sheng)的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)(sun)失(shi)(shi)30～40分(fen)貝(bei)(bei)，聽(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到低小(xiao)聲(sheng)(sheng)(sheng)的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)(sun)失(shi)(shi)約(yue)40～50分(fen)貝(bei)(bei)，此時宜選購(gou)低功(gong)率(lv)及(ji)中功(gong)率(lv)助(zhu)聽(ting)(ting)(ting)(ting)(ting)器(qi)；聽(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到普(pu)通講(jiang)話(hua)聲(sheng)(sheng)(sheng)的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)(sun)失(shi)(shi)約(yue)50～60分(fen)貝(bei)(bei)，聽(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到高聲(sheng)(sheng)(sheng)講(jiang)話(hua)的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)(sun)失(shi)(shi)60～70分(fen)貝(bei)(bei)，可(ke)(ke)選配中功(gong)率(lv)及(ji)大(da)(da)(da)(da)功(gong)率(lv)型(xing)助(zhu)聽(ting)(ting)(ting)(ting)(ting)器(qi)；聽(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到大(da)(da)(da)(da)聲(sheng)(sheng)(sheng)喊(han)叫聲(sheng)(sheng)(sheng)的(de)(de)人，聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)(sun)失(shi)(shi)70～80分(fen)貝(bei)(bei)，選用(yong)中、大(da)(da)(da)(da)功(gong)率(lv)助(zhu)聽(ting)(ting)(ting)(ting)(ting)器(qi)；全(quan)力(li)(li)(li)喊(han)叫聲(sheng)(sheng)(sheng)聽(ting)(ting)(ting)(ting)(ting)不(bu)(bu)到的(de)(de)人聽(ting)(ting)(ting)(ting)(ting)力(li)(li)(li)損(sun)(sun)失(shi)(shi)約(yue)約(yue)80～90分(fen)貝(bei)(bei)或更高，可(ke)(ke)選配大(da)(da)(da)(da)功(gong)率(lv)及(ji)特大(da)(da)(da)(da)功(gong)率(lv)助(zhu)聽(ting)(ting)(ting)(ting)(ting)器(qi)。