【单选题】
高处作业时不准___材料、工具等。
A. 携带
B. 往下抛扔
C. 上下投扔
D. 向上抛扔
查看试卷,进入试卷练习
微信扫一扫,开始刷题
答案
C
解析
暂无解析
相关试题
【单选题】
人员持有长大、飘动等物件,走近接触网下,不得高举挥动,应与牵引供电设备带电部分保持___以上距离。
A. 1米
B. 1.5米
C. 2米
D. 2.5米
【单选题】
不准使用___的电气开关、刀闸、插座及裸露的导线。
A. 无防护盖
B. 无漏电保护器
C. 无破损
D. 未检测
【单选题】
不准戴妨碍___的眼镜、帽子。
A. 视觉
B. 听觉
C. 感观
D. 视觉、听觉
【单选题】
不准学徒工、见习生___作业。
A. 上线
B. 在有一人防护下
C. 单独上线
D. 在没有防护下
【单选题】
生火时不准使用易燃___助燃。
A. 物体
B. 液体
C. 气体
D. 固体
【单选题】
禁止在易燃、易爆场所使用明火、吸烟、携带火种和___
A. 工具、物品
B. 手机
C. 打盹
D. 消防器材
【单选题】
禁止在升起的吊臂和吊起的物件下___。
A. 作业
B. 通过、作业
C. 停留
D. 通过
【单选题】
禁止擅自___电线。
A. 拆除
B. 私接
C. 短接
D. 拆接
【单选题】
禁止将水倒入___中。
A. 硫酸溶液
B. 硫酸盐酸液
C. 苏打水
D. 废油
【单选题】
禁止在道心、___、转辙部分和靠近车辆端部行走 。
A. 路基下
B. 轨枕头
C. 线路旁
D. 护栏内
【单选题】
双线上线人员禁止在两线间和邻线___。
A. 作业
B. 设防护
C. 避车
D. 停车
【单选题】
在未停电前,禁止任何人和物靠近接触网及___、电力机车主变压器的一次侧等高压设备。
A. 支柱
B. 承力索
C. 相连接的部件
D. 防护栏
【单选题】
机车整备、检修前,作业组必须在机车一端设置___,确认防溜良好后方准作业,作业完毕及时撤除。
A. 禁动牌
B. 防护牌
C. 止轮器
D. 防护措施
【单选题】
禁止跨越或___检查坑,禁止横跨检查坑作业。
A. 靠近
B. 上下翻越
C. 接近
D. 穿过
【单选题】
未设置安全防护禁止从___上下检查坑。
A. 机车联挂处
B. 车轮间
C. 渡板间
D. 机头处
【单选题】
整备场作业人员严禁边走边接打电话,接打电话须___并在安全处进行。
A. 注意过往机车
B. 停止走动
C. 左右观察
D. 长话短说
【单选题】
各种机动车辆在整备场区作业,严格执行___防护制度。
A. 一车二人
B. 一人二车
C. 一车一人
D. 专人专车
【单选题】
开关车门严禁手扶___、迎面站人。
A. 把手
B. 门框
C. 门锁
D. 扶杆
【单选题】
电力机车整备保洁时,禁止使用水管___冲洗机车。
A. 从侧面
B. 从正面
C. 从前面
D. 直接
【单选题】
连挂作业时要停止整备作业,邻线过往机车,应躲避到___。
A. 安全地带
B. 两线路间
C. 安全线以外
D. 另一侧线路
【单选题】
电力机车整备保洁时,使用刷子等保洁工具时,不得高于___。
A. 机车司机室
B. 机车顶部
C. 车窗
D. 中部踏板
【单选题】
整备检修作业时___、呼唤应答、注意瞭望。
A. 做好安全防护
B. 上下联控
C. 确认停机、停轮
【单选题】
电气化区段严禁攀登___顶部或车辆装载的货物上。
A. 机车、车辆
B. 各种车辆
C. 机车、动车、各种车辆
【单选题】
雷电时,禁止在___以及与其电气连接的室内设备上检修作业;
A. 接触网、牵引变电所室外设备
B. 牵引变电所室外设备
C. 接触网、接地线
【单选题】
严禁班前、班中饮酒;严禁___、私自替班或换班,不得做与工作无关的事。
A. 串岗、换岗
B. 离岗、脱岗
C. 脱岗、串岗
D. 睡觉、串岗
【单选题】
持安全等级证人员___必须进行学习、考试,考试不合格的一律降级处理。
A. 每二年
B. 每年
C. 每半年
D. 每三年
【单选题】
遇有___及以上大风、雨、雪、雾等不良气候时,不得进行露天高处作业。
A. 五级
B. 四级
C. 六级
D. 三级
【单选题】
机车在机务段(折返车间)无接触网、无电区进行整备作业,机车顶部作业完毕并确认车顶无人和遗留物件后,立即对___加锁。
A. 作业平台
B. 车顶天窗、作业平台
C. 车顶天窗
D. 机车车门
【单选题】
自接触网设备第一次受电开始,在未办理___之前,所有人员均须按有电对待。
A. 停电接地手续
B. 停电手续
C. 接地手续
D. 断电手续
【单选题】
作业处所、建筑物上距牵引供电设备高压带电部分不足___时,接触网必须停电。
A. 2.5 m
B. 5m
C. 2m
D. 3m
【单选题】
"机车车辆伤害事故危险辨识中物的不安全状态有___。"
A. 防护用品、用具使用不规范  
B. 劳动安全防护用品、用具存在缺陷
C. 作业场所环境不良
D. 站场照明条件不良
【单选题】
"机车车辆伤害事故危险辨识中人的不安全行为有___。"
A. 劳动安全防护用品、用具存在缺陷
B. 防护用品、用具使用不规范
C. 防护装置、设施存在缺陷
D. 站场照明条件不良
【单选题】
冬季作业场所、通道、固定走行线及时___并采取防滑措施。房檐(风雨棚)的冰挂做到及时清除。
A. 清除冰雪
B. 清扫异物
C. 清除垃圾
D. 设置防护
【单选题】
机车车辆伤害事故危险辨识中作业环境不良有___。
A. 作业设备存在缺陷
B. 恶劣天气
C. 防护用品、用具使用不规范
D. 作业人员盲目穿越线路
【单选题】
防寒工作可分为人身防寒和___防寒两大类。
A. 工具
B. 厂房
C. 机械
D. 设备
【单选题】
我国现行的安全电压额定值的等级为:42V、36V、24V、12V和6V。一般性的规定是:在干燥情况下,安全电压___V。
A. 20
B. 25
C. 36
D. 45
【单选题】
2019年9月15日,奎屯车务段运安科消防专职人员违章打开换下的___瓶阀排气,喷出的气体弹起罐体将其右腿碰伤。
A. 二氧化碳
B. 卤代烷
C. 七氟丙烷
D. 干粉
【单选题】
2020年1月31日,哈密机务段哈密东整备车间内燃机车钳工,在违章处置机车七氟丙烷罐体上压力表故障时,罐体内气体喷出将其手部___。
A. 碰伤
B. 烧伤
C. 冻伤
D. 割伤
【单选题】
2020年3月31日,新疆合众消防检测公司检修人员进行七氟丙烷灭火装置___时误操作,造成七氟丙烷灭火装置气体喷泄后将两名职工冻伤。
A. 解体
B. 维修
C. 搬运
D. 组装
【多选题】
严禁在机车车辆底部、端部,___和隧道内、电气化设施设备周围坐卧休息或躲避风雨。
A. 轨枕头
B. 线路道心
C. 钢轨
D. 桥梁上
推荐试题
【单选题】
4. —___________ is the Summer Palace from here? About three kilometers away. You can take the No. 35 bus. A. How long B. How far C. How often D. How much
A. A
B. B
C. C
D. D
【单选题】
5. I was looking for a birthday gift for my mother, but I couldnt find ______ suitable. A. anything B. something C. nothing D. everything
A. A
B. B
C. C
D. D
【单选题】
6. A friend of my ____ and I are going to visit_______ next week. A. father; Browns B. father's; Browns C. father; the Browns D. father's; the Browns
A. A
B. B
C. C
D. D
【单选题】
7. She ______ very hard since she came to our school. A. studies B. has studied C. is studying D. studied
A. A
B. B
C. C
D. D
【单选题】
8. — Who will send you to the new school, your mom or your dad? — _______. Ill go there by myself. A. Both B. Either C. Neither D. None
A. A
B. B
C. C
D. D
【单选题】
9.—Well do what we can ____English well this term. —It’s high time for you to work hard. A. study  B.to study  C. be studied   D. be studying
A. A
B. B
C. C
D. D
【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______? — Sorry, I don’t know. I’m new here. A. where it is B. where was it C. where is it D. where it was
A. A
B. B
C. C
D. D
【单选题】
11. How do you like the dishes, Eric? — Fantastic! Nothing tastes ________. A. nice B. better C. terrible D. worse
A. A
B. B
C. C
D. D
【单选题】
12. ______ Lin Feng has to work late, she always wears a smile on her face. A. Because B. If C. Until D. Though
A. A
B. B
C. C
D. D
【单选题】
13.You can save money _______ you buy cheaper things. A. before B. unless C. if D. until
A. A
B. B
C. C
D. D
【单选题】
14. We will have a _________ holiday after the exam. A. two-month B. two month’s C. two month D. two-months
A. A
B. B
C. C
D. D
【单选题】
15. —We will build an underground in Xuzhou before 2015. — Wow, _______! Will it pass our place? A. what an excited news B. how excited the news is C. what exciting news D. how exciting
A. A
B. B
C. C
D. D
【单选题】
16. — Emily, here’s a dictionary.I hope it will help you in some way. — Thank you.It’s ________ what I need. A. almost B. still C. only D. just
A. A
B. B
C. C
D. D
【单选题】
17. —Oh.I’m hungry.Mum, can I have the hamburger on the plate? —No.It tastes . A. terribly B. terrible C. good D. well
A. A
B. B
C. C
D. D
【单选题】
18. —We can invite our teachers to the farewell party next Saturday. —Yes, ______? I’ll call them at once. A. what for B. what C. why not D. why
A. A
B. B
C. C
D. D
【单选题】
19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years. A. hardly; alone B. hard; alone C. hardly; lonely D. hardly; lonely
A. A
B. B
C. C
D. D
【单选题】
20.—I’m going back to see my grandparents this weekend. —________. A. It’s very nice of you B. You’d better hurry C. Say goodbye to them D. Give my best wishes to them
A. A
B. B
C. C
D. D
【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful. —What _______ good advice it is!    A. an; a B. a; a C. an; \ D. \; a
A. A
B. B
C. C
D. D
【单选题】
22. —Do you know the boy________ is sitting next to Peter? — Yes. He is Peter’s friend. They are celebrating his ________ birthday. A. who; ninth B. that; ninth C. /; ninth D. which; ninth
A. A
B. B
C. C
D. D
【单选题】
23. It was dark, ______ I couldnt see what was happening. A. or B. though C. but D. so
A. A
B. B
C. C
D. D
【单选题】
24.—You can use MSN to talk with Vivien on the Internet. —I know. But can you tell me ________? A. what I can use it B. when I can use it C. why can I use it D. how can I use it
A. A
B. B
C. C
D. D
【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ? To learn about different styles of school uniform. A. What B. Where C. Which D. Why
A. A
B. B
C. C
D. D
【单选题】
( ) 26. Where does the writer of "The little Prince" come from? A.England. B.France. C.America. D.China.
A. A
B. B
C. C
D. D
【单选题】
( ) 27. What does the prince do after the fox tells him a secret? A.He cares more about a flower and a sheep. B.He meets many more strange adults on other planets. C.He realizes his love for the rose and he goes back to his planet.   D.He discovers interesting things such as a snake, other roses and a fox
A. A
B. B
C. C
D. D
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________. A.the adult world B.the planet B -612 C.a rose and a fox D.the adventure of a young prince
A. A
B. B
C. C
D. D
【单选题】
( ) 29. What is the writer's main purpose(目的)in writing this passage?    A.To tell the readers his life story.    B.To tell people what kind of person his father was.    C.To tell the readers what present he got from his father.    D. To let people know how poor he was.
A. A
B. B
C. C
D. D
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that?    A.Because he felt quite confident of his son.    B.Because he was born from a poor family.    C.Because he was a man of few words.    D.Because he didn't want to be much too strict with his son.
A. A
B. B
C. C
D. D
【单选题】
( ) 31. What would someone learn from this passage?    A.How to live by oneself. B.How to stand on one's own feet.    C.What a good father should do. D.What the self-important is like.
A. A
B. B
C. C
D. D
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage?    A.闲暇时光 B.学费 C.精神空虚 D.经济不足
A. A
B. B
C. C
D. D
【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her? A. She had seven tickets. B. She hoped to please others. C. She knew the car drivers well. D. She wanted to show kindness.
A. A
B. B
C. C
D. D
【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ . A. thought it was beautifully written B. wanted to know what it really meant C. decided to write it on a warehouse wall D. wanted her husband to put it up in the classroom
A. A
B. B
C. C
D. D
【单选题】
( ) 35. Who came up with the phrase according to the passage? A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
A. A
B. B
C. C
D. S
【单选题】
( ) 36. What can we infer from the last paragraph? A. People should practice random kindness to those in need. B. People who receive kindness are likely to offer it to others. C. People should practice random kindness to strangers they meet. D. People who receive kindness are likely to pay it back to the giver.
A. A
B. B
C. C
D. D
【单选题】
( ) 37.The greatest river for navigation is ___________. A. the Nile B. the Amazon C. the Mekong D. the Mississippi
A. A
B. B
C. C
D. D
【单选题】
( ) 38. From a dam, people can use the water for ___________. A. keeping the rivers clean B. only making electricity C. irrigation and making electricity D. washing clothes
A. A
B. B
C. C
D. D
【单选题】
( ) 39. The water in the river is polluted because of _____________. A. people's drinking water too much B. people's swimming in the river too much C. chemicals and other materials D. people's building a dam across a river
A. A
B. B
C. C
D. D
【单选题】
( ) 40. The best title of the passage is ___________. A. Rivers in Cities B. The importance of Rivers C. Transportation D. Natural Resources
A. A
B. B
C. C
D. D
【单选题】
) 1. Even Tony’s six-year-old son asked him ______ smoking. A. stops B. stopped C. to stop D. stopping
A. A
B. B
C. C
D. D
【单选题】
2.—What do you think of the lecture of Li Yang’s Crazy English? — I think it’s _______ , but someone thinks it’s much too ________. A. wonderful enough; bored B. enough wonderful; boring C. enough wonderful; bored D. wonderful enough; boring
A. A
B. B
C. C
D. D
【单选题】
3.—He didn’t go to the lecture this morning, did he?    — _____ .Though he was not feeling very well. A. No, he didnt B. Yes; he did C. No, he did D. Yes, he didnt
A. A
B. B
C. C
D. D