芒果视频下载

選(xuan)(xuan)(xuan)(xuan)配助(zhu)聽(ting)(ting)(ting)器(qi)時(shi)最好去醫院(yuan)(yuan)，對聽(ting)(ting)(ting)力(li)(li)做(zuo)一次全面(mian)檢查，用電測聽(ting)(ting)(ting)等儀器(qi)準(zhun)確地評價出耳聾的(de)程(cheng)度，再選(xuan)(xuan)(xuan)(xuan)助(zhu)聽(ting)(ting)(ting)器(qi)，如果當地沒有相應條件(jian)的(de)醫院(yuan)(yuan)，聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)程(cheng)度與助(zhu)聽(ting)(ting)(ting)器(qi)功(gong)率(lv)的(de)選(xuan)(xuan)(xuan)(xuan)配可(ke)(ke)按口語(yu)試驗(yan)來(lai)估(gu)計。例如，聽(ting)(ting)(ting)不(bu)(bu)到(dao)耳語(yu)聲(sheng)(sheng)的(de)人聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)30～40分貝(bei)(bei)(bei)，聽(ting)(ting)(ting)不(bu)(bu)到(dao)低小聲(sheng)(sheng)的(de)人聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約40～50分貝(bei)(bei)(bei)，此時(shi)宜選(xuan)(xuan)(xuan)(xuan)購低功(gong)率(lv)及(ji)(ji)中(zhong)(zhong)功(gong)率(lv)助(zhu)聽(ting)(ting)(ting)器(qi)；聽(ting)(ting)(ting)不(bu)(bu)到(dao)普通講話聲(sheng)(sheng)的(de)人聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約50～60分貝(bei)(bei)(bei)，聽(ting)(ting)(ting)不(bu)(bu)到(dao)高聲(sheng)(sheng)講話的(de)人聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)60～70分貝(bei)(bei)(bei)，可(ke)(ke)選(xuan)(xuan)(xuan)(xuan)配中(zhong)(zhong)功(gong)率(lv)及(ji)(ji)大(da)功(gong)率(lv)型助(zhu)聽(ting)(ting)(ting)器(qi)；聽(ting)(ting)(ting)不(bu)(bu)到(dao)大(da)聲(sheng)(sheng)喊叫聲(sheng)(sheng)的(de)人，聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)70～80分貝(bei)(bei)(bei)，選(xuan)(xuan)(xuan)(xuan)用中(zhong)(zhong)、大(da)功(gong)率(lv)助(zhu)聽(ting)(ting)(ting)器(qi)；全力(li)(li)喊叫聲(sheng)(sheng)聽(ting)(ting)(ting)不(bu)(bu)到(dao)的(de)人聽(ting)(ting)(ting)力(li)(li)損(sun)失(shi)約約80～90分貝(bei)(bei)(bei)或(huo)更高，可(ke)(ke)選(xuan)(xuan)(xuan)(xuan)配大(da)功(gong)率(lv)及(ji)(ji)特大(da)功(gong)率(lv)助(zhu)聽(ting)(ting)(ting)器(qi)。