A.馬路上B.餐館C.劇院D.開(kāi)會(huì)E.家里
A.一耳輕度,一耳中度聽(tīng)力損失B.一耳輕度,一耳極重度聽(tīng)力損失C.一耳輕度,一耳重度聽(tīng)力損失D.一耳中度,一耳重度聽(tīng)力損失E.雙耳中度聽(tīng)力損失
A.10dB HLB.15dB HLC.20dB HLD.25dB HLE.30dB HL