子喑发病的主要机理是___________，不能上荣喉舌而致失音，常见得分型有__________。
参考答案：肺肾阴虚；肺阴亏虚、肾阴不足
排顺序。
( ) Me.
( ) It's May 12th. What about you?
( ) Who has a birthday in May?
( ) What's the date?
( ) My birthday is June 4th.
当井底压力大于地层压力时，地层流体不能进入井内泥浆中。（）
