芒果视频下载

選(xuan)配助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)(qi)時最好去醫院(yuan)，對(dui)聽(ting)(ting)(ting)力做一(yi)次(ci)全面檢查，用電測聽(ting)(ting)(ting)等儀器(qi)(qi)準確地評價出(chu)耳聾(long)的程度，再選(xuan)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)(qi)，如(ru)果當地沒(mei)有相(xiang)應條(tiao)件的醫院(yuan)，聽(ting)(ting)(ting)力損(sun)(sun)失(shi)程度與助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)(qi)功(gong)(gong)率的選(xuan)配可(ke)(ke)按口(kou)語(yu)試驗來估計(ji)。例如(ru)，聽(ting)(ting)(ting)不(bu)(bu)到(dao)耳語(yu)聲的人聽(ting)(ting)(ting)力損(sun)(sun)失(shi)30～40分貝，聽(ting)(ting)(ting)不(bu)(bu)到(dao)低小(xiao)聲的人聽(ting)(ting)(ting)力損(sun)(sun)失(shi)約40～50分貝，此時宜選(xuan)購(gou)低功(gong)(gong)率及(ji)中功(gong)(gong)率助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)(qi)；聽(ting)(ting)(ting)不(bu)(bu)到(dao)普通講(jiang)話聲的人聽(ting)(ting)(ting)力損(sun)(sun)失(shi)約50～60分貝，聽(ting)(ting)(ting)不(bu)(bu)到(dao)高聲講(jiang)話的人聽(ting)(ting)(ting)力損(sun)(sun)失(shi)60～70分貝，可(ke)(ke)選(xuan)配中功(gong)(gong)率及(ji)大功(gong)(gong)率型(xing)助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)(qi)；聽(ting)(ting)(ting)不(bu)(bu)到(dao)大聲喊叫(jiao)聲的人，聽(ting)(ting)(ting)力損(sun)(sun)失(shi)70～80分貝，選(xuan)用中、大功(gong)(gong)率助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)(qi)；全力喊叫(jiao)聲聽(ting)(ting)(ting)不(bu)(bu)到(dao)的人聽(ting)(ting)(ting)力損(sun)(sun)失(shi)約約80～90分貝或更高，可(ke)(ke)選(xuan)配大功(gong)(gong)率及(ji)特大功(gong)(gong)率助(zhu)(zhu)聽(ting)(ting)(ting)器(qi)(qi)。