芒果视频下载

選(xuan)(xuan)(xuan)配助聽(ting)(ting)(ting)器(qi)(qi)時最(zui)好去醫院，對聽(ting)(ting)(ting)力(li)(li)做(zuo)一(yi)次(ci)全(quan)面檢查(cha)，用(yong)(yong)電測聽(ting)(ting)(ting)等(deng)儀器(qi)(qi)準確地評價出耳(er)聾的(de)程(cheng)度，再選(xuan)(xuan)(xuan)助聽(ting)(ting)(ting)器(qi)(qi)，如果當地沒有相應條(tiao)件的(de)醫院，聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)程(cheng)度與(yu)助聽(ting)(ting)(ting)器(qi)(qi)功(gong)(gong)率(lv)(lv)的(de)選(xuan)(xuan)(xuan)配可按口語試驗來(lai)估計。例如，聽(ting)(ting)(ting)不到(dao)(dao)耳(er)語聲的(de)人(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)30～40分(fen)貝，聽(ting)(ting)(ting)不到(dao)(dao)低小聲的(de)人(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約(yue)40～50分(fen)貝，此時宜選(xuan)(xuan)(xuan)購低功(gong)(gong)率(lv)(lv)及(ji)中功(gong)(gong)率(lv)(lv)助聽(ting)(ting)(ting)器(qi)(qi)；聽(ting)(ting)(ting)不到(dao)(dao)普通講話聲的(de)人(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約(yue)50～60分(fen)貝，聽(ting)(ting)(ting)不到(dao)(dao)高聲講話的(de)人(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)60～70分(fen)貝，可選(xuan)(xuan)(xuan)配中功(gong)(gong)率(lv)(lv)及(ji)大(da)(da)功(gong)(gong)率(lv)(lv)型助聽(ting)(ting)(ting)器(qi)(qi)；聽(ting)(ting)(ting)不到(dao)(dao)大(da)(da)聲喊叫(jiao)聲的(de)人(ren)，聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)70～80分(fen)貝，選(xuan)(xuan)(xuan)用(yong)(yong)中、大(da)(da)功(gong)(gong)率(lv)(lv)助聽(ting)(ting)(ting)器(qi)(qi)；全(quan)力(li)(li)喊叫(jiao)聲聽(ting)(ting)(ting)不到(dao)(dao)的(de)人(ren)聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約(yue)約(yue)80～90分(fen)貝或更高，可選(xuan)(xuan)(xuan)配大(da)(da)功(gong)(gong)率(lv)(lv)及(ji)特大(da)(da)功(gong)(gong)率(lv)(lv)助聽(ting)(ting)(ting)器(qi)(qi)。