对于动眼神经麻痹患者,疑动脉瘤所致,最有价值的辅助检查为()
A.头颅CT三维血管显影
B.DSA
C.头颅X线片
D.头颅MRI
E.经颅多普勒
参考答案:B
Don't leave it to the sun, or it will get burnt. [ ]
A. exposing
B. exposed
C. being exposed
D. exposes
简述月球的内部结构