噪声性聋,下列哪项正确()
A.传导性聋
B.混合性聋
C.多为单侧
D.低频发展,逐渐加重
E.由急性声损伤引起
参考答案:D
解析:噪声性聋的特点为听力损害由高向中、低频发展,逐渐加重
______ label to each of the trees, with detailed introduction of their features, and visitors will know more about them and how to protect them.
A.To attach
B.Attach
C.Attached
D.Having attached
对RNA病毒无效的药物为()
A.碘苷
B.金刚烷胺
C.阿糖腺苷
D.利巴韦林
E.阿昔洛韦