芒果视频下载

選(xuan)(xuan)(xuan)配(pei)助(zhu)聽(ting)(ting)(ting)(ting)器時(shi)最好去醫院，對聽(ting)(ting)(ting)(ting)力(li)做(zuo)一次全面檢查，用(yong)(yong)電測聽(ting)(ting)(ting)(ting)等儀器準確地評價出耳(er)聾(long)的(de)(de)(de)程度，再選(xuan)(xuan)(xuan)助(zhu)聽(ting)(ting)(ting)(ting)器，如果當(dang)地沒(mei)有相應條件的(de)(de)(de)醫院，聽(ting)(ting)(ting)(ting)力(li)損(sun)(sun)失(shi)(shi)程度與助(zhu)聽(ting)(ting)(ting)(ting)器功率(lv)(lv)的(de)(de)(de)選(xuan)(xuan)(xuan)配(pei)可(ke)(ke)(ke)按(an)口語(yu)(yu)試驗(yan)來估計。例如，聽(ting)(ting)(ting)(ting)不(bu)(bu)到耳(er)語(yu)(yu)聲(sheng)的(de)(de)(de)人(ren)(ren)(ren)聽(ting)(ting)(ting)(ting)力(li)損(sun)(sun)失(shi)(shi)30～40分(fen)(fen)貝(bei)(bei)，聽(ting)(ting)(ting)(ting)不(bu)(bu)到低小聲(sheng)的(de)(de)(de)人(ren)(ren)(ren)聽(ting)(ting)(ting)(ting)力(li)損(sun)(sun)失(shi)(shi)約40～50分(fen)(fen)貝(bei)(bei)，此時(shi)宜選(xuan)(xuan)(xuan)購(gou)低功率(lv)(lv)及(ji)中功率(lv)(lv)助(zhu)聽(ting)(ting)(ting)(ting)器；聽(ting)(ting)(ting)(ting)不(bu)(bu)到普通講話聲(sheng)的(de)(de)(de)人(ren)(ren)(ren)聽(ting)(ting)(ting)(ting)力(li)損(sun)(sun)失(shi)(shi)約50～60分(fen)(fen)貝(bei)(bei)，聽(ting)(ting)(ting)(ting)不(bu)(bu)到高聲(sheng)講話的(de)(de)(de)人(ren)(ren)(ren)聽(ting)(ting)(ting)(ting)力(li)損(sun)(sun)失(shi)(shi)60～70分(fen)(fen)貝(bei)(bei)，可(ke)(ke)(ke)選(xuan)(xuan)(xuan)配(pei)中功率(lv)(lv)及(ji)大功率(lv)(lv)型助(zhu)聽(ting)(ting)(ting)(ting)器；聽(ting)(ting)(ting)(ting)不(bu)(bu)到大聲(sheng)喊叫聲(sheng)的(de)(de)(de)人(ren)(ren)(ren)，聽(ting)(ting)(ting)(ting)力(li)損(sun)(sun)失(shi)(shi)70～80分(fen)(fen)貝(bei)(bei)，選(xuan)(xuan)(xuan)用(yong)(yong)中、大功率(lv)(lv)助(zhu)聽(ting)(ting)(ting)(ting)器；全力(li)喊叫聲(sheng)聽(ting)(ting)(ting)(ting)不(bu)(bu)到的(de)(de)(de)人(ren)(ren)(ren)聽(ting)(ting)(ting)(ting)力(li)損(sun)(sun)失(shi)(shi)約約80～90分(fen)(fen)貝(bei)(bei)或更(geng)高，可(ke)(ke)(ke)選(xuan)(xuan)(xuan)配(pei)大功率(lv)(lv)及(ji)特大功率(lv)(lv)助(zhu)聽(ting)(ting)(ting)(ting)器。