芒果视频下载

選(xuan)配(pei)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)時最好去醫(yi)院，對聽(ting)(ting)(ting)力(li)(li)做(zuo)一(yi)次(ci)全面檢查，用電測(ce)聽(ting)(ting)(ting)等儀器(qi)準(zhun)確地評價出耳(er)聾的(de)(de)(de)程度(du)，再選(xuan)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)，如果當(dang)地沒有相應條件的(de)(de)(de)醫(yi)院，聽(ting)(ting)(ting)力(li)(li)損(sun)(sun)失(shi)(shi)程度(du)與(yu)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)功(gong)率(lv)的(de)(de)(de)選(xuan)配(pei)可按口語試驗來估計(ji)。例如，聽(ting)(ting)(ting)不(bu)(bu)到(dao)(dao)耳(er)語聲(sheng)的(de)(de)(de)人(ren)(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)(sun)失(shi)(shi)30～40分貝，聽(ting)(ting)(ting)不(bu)(bu)到(dao)(dao)低(di)小(xiao)聲(sheng)的(de)(de)(de)人(ren)(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)(sun)失(shi)(shi)約(yue)40～50分貝，此時宜選(xuan)購低(di)功(gong)率(lv)及中(zhong)功(gong)率(lv)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)；聽(ting)(ting)(ting)不(bu)(bu)到(dao)(dao)普通講話(hua)聲(sheng)的(de)(de)(de)人(ren)(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)(sun)失(shi)(shi)約(yue)50～60分貝，聽(ting)(ting)(ting)不(bu)(bu)到(dao)(dao)高聲(sheng)講話(hua)的(de)(de)(de)人(ren)(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)(sun)失(shi)(shi)60～70分貝，可選(xuan)配(pei)中(zhong)功(gong)率(lv)及大(da)(da)功(gong)率(lv)型助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)；聽(ting)(ting)(ting)不(bu)(bu)到(dao)(dao)大(da)(da)聲(sheng)喊叫(jiao)聲(sheng)的(de)(de)(de)人(ren)(ren)，聽(ting)(ting)(ting)力(li)(li)損(sun)(sun)失(shi)(shi)70～80分貝，選(xuan)用中(zhong)、大(da)(da)功(gong)率(lv)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)；全力(li)(li)喊叫(jiao)聲(sheng)聽(ting)(ting)(ting)不(bu)(bu)到(dao)(dao)的(de)(de)(de)人(ren)(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)(sun)失(shi)(shi)約(yue)約(yue)80～90分貝或更高，可選(xuan)配(pei)大(da)(da)功(gong)率(lv)及特大(da)(da)功(gong)率(lv)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)。