无线电坑道透视技术能准确测出隐伏陷落柱的长轴方向。
参考答案:错
Be careful _ too fast, or there _ be an accident.
A.not to drive; must
B.to not drive; may
C.not drive; must
D.not to drive; may
颅脑外伤后GCS评分13-15分系()
A.轻型颅脑外伤
B.中型颅脑外伤
C.重型颅脑外伤
D.特重型颅脑外伤
E.以上都不是