10 純音聽力檢查時,是否要遮蔽非測試耳,下列敘述何者錯誤?(單位皆為 dB HL at 1000 Hz)
(A)左耳 AC=65,右耳 AC=50,BC=20,左右耳氣導無需遮蔽,骨導需遮蔽
(B)左耳 AC=45,右耳 AC=40,BC=10,左右耳氣導無需遮蔽,骨導需遮蔽
(C)左耳 AC=30,右耳 AC=80,BC=35,右耳氣骨導需遮蔽,左耳氣骨導無需遮蔽
(D)左耳 AC=60,右耳 AC=55,BC=55,左右耳氣導無需遮蔽,骨導無需遮蔽
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統計: A(173), B(24), C(59), D(12), E(0) #2762222
統計: A(173), B(24), C(59), D(12), E(0) #2762222