机组长期停机后,开机前电工需检查的项目是()。
A.油缸油位
B.电机绝缘
C.空气间隙
D.配电装置
参考答案:B
When he came into the dinning hall, nobody said hello to him. So he felt ____. Which of the following is
NOT right? [ ]
A. upset
B. ignored
C. calm
D. unhappy
对于颅内压增高危象(脑疝)抢救中,不宜()。
A.脑室穿刺引流脑脊液
B.腰椎穿刺引流脑脊液
C.甘露醇静脉滴注
D.尽快去除病因
E.内减压