机重量相同,飞行速度降低,则翼尖涡()
A.越弱
B.越强
C.与飞行速度无关,只与飞机重量有关
参考答案:B
The government is _____ and will take the necessary steps to maintain security and stability.
A.on the alert
B.out of control
C.on guard
D.in vain
右侧内囊出血可引起()
A.口角偏向右侧
B.右侧上下肢硬瘫
C.伸舌时舌尖偏向右侧
D.双眼右侧同向性偏盲
E.右侧听觉丧失