清扫卫生时,不能用()擦洗电气设备、仪表等。正在运转的设备必须()方可清洗。
参考答案:水冲洗、湿布;停止运行并保持现场控制模式
选择最佳答案,使对话完整。
Li Ping: Hello, Lin Tao. 1
Lin Tao: Fine, thank you. How are you?
Li Ping: I'm fine, too. 2
Lin Tao: She's Lu Lu. She is new.
Li Ping: Nice to meet you.
Lu Lu: 3
( ) 1. A. How are you?
B. How old are you?
C. Hello.
D. How do you do?
( ) 2. A. What's this?
B. What's in Picture 1?
C. Who's this girl?
D. Whose is this girl?
( ) 3. A. Nice see you.
B. Nice to meet you.
C. How do you do?
D. How are you?
患者男,50岁,因“头痛1天”来诊。患者1天前因情绪激动突然感到顶枕部剧痛,牵扯至颈部,意识丧失20分钟,伴恶心,无呕吐,无头晕,平卧位可缓解。就诊前呕吐1次,血压正常。既往间断性发作搏动性头痛病史10年。查体:患者意识清醒,精神烦躁,言语流利,无发热,四肢肌力Ⅴ级,肌张力正常,四肢反射活跃。病理征(-),颈部抵抗,Kenig征(+)。
提示腰椎穿刺:全程血性脑脊液,压力240mmH2O(1mmH2O=0.0098kPa)。脑脊液细胞学:大量红细胞,伴中性粒细胞反应。患者可诊断为()
A.脑梗死
B.脑出血
C.蛛网膜下腔出血
D.颅内动脉瘤
E.脑血管畸形
F.脑血管痉挛