A.聽(tīng)性腦干反應(yīng)測(cè)聽(tīng) B.純音測(cè)聽(tīng) C.聲導(dǎo)抗 D.言語(yǔ)測(cè)聽(tīng) E.音叉檢查
A.20% B.30% C.40% D.60% E.80%
A.A超 B.B超 C.M超 D.D超 E.多普勒