【单选题】
临时围栏应装设牢固,并悬挂___的标示牌。
A. “止步,高压危险!”;
B. “禁止合闸,有人工作!”;
C. “高压危险!”;
D. “有人工作!”
查看试卷,进入试卷练习
微信扫一扫,开始刷题

答案
A
解析
暂无解析
相关试题
【单选题】
长期停用或新领用的电动工具应用500V的绝缘电阻表测量其绝缘电阻,如带电部件与外壳之间的绝缘电阻值达不到___MΩ,应进行维修处理。
A. 1;
B. 2;
C. 3;
D. 4
【多选题】
参与公司系统所承担电气工作的外单位或外来工作人员应熟悉《安规》,经考试合格,并经设备运维管理单位认可,方可参加工作。工作前,设备运维管理单位应告知___。
A. 作业时间;
B. 危险点;
C. 现场电气设备接线情况;
D. 安全注意事项
【多选题】
___、泥石流等灾害发生后,如需要对设备进行巡视时,应制定必要的安全措施,得到设备运维管理单位批准,并至少两人一组,巡视人员应与派出部门之间保持通信联络。
A. 地震;
B. 台风;
C. 洪水;
D. 高温
【多选题】
工作票签发人应是___的生产领导人、技术人员或经本单位批准的人员。
A. 具有相关工作经验;
B. 熟悉工作班成员的工作能力;
C. 熟悉人员技术水平;
D. 熟悉《安规》;
E. 熟悉设备情况
【多选题】
工作票签发人的安全职责为___。
A. 确认工作必要性和安全性;
B. 确认工作票上所填写安全措施是否正确完备;
C. 确认所派工作负责人和工作班人员是否适当和充足;
D. 确认工作班成员状态良好;
E. 负责检查工器具合适
【多选题】
专责监护人的安全职责是___。
A. 负责检查工作票所列安全措施是否正确完备,是否符合现场实际条件,必要时予以补充;
B. 确认被监护人员和监护范围;
C. 工作前,对被监护人员交待监护范围内的安全措施、告知危险点和安全注意事项;
D. 监督被监护人员遵守《安规》和现场安全措施,及时纠正被监护人员的不安全行为
【多选题】
工作负责人、工作许可人任何一方不得擅自变更安全措施,工作中如有特殊情况需要变更时,应___。
A. 先取得对方同意;
B. 先取得工作票签发人同意;
C. 先取得当值调度的同意;
D. 变更情况及时记录在值班日志内;
E. 及时恢复
【多选题】
工作许可手续完成后,___应向工作班成员交待工作内容、人员分工、带电部位和现场安全措施,进行危险点告知,并履行确认手续,工作班方可开始工作。
A. 工作负责人;
B. 专责监护人;
C. 工作许可人;
D. 工作票签发人
【多选题】
工作期间,若工作负责人必须长时间离开工作现场时,应___。
A. 履行变更手续,并告知全体作业人员及工作许可人;
B. 由有权签发工作票的人变更工作负责人;
C. 原、现工作负责人应做好必要的交接;
D. 由原工作票签发人变更工作负责人
【多选题】
工作许可手续完成后,___应向工作班成员交待工作内容、人员分工、带电部位和现场安全措施,进行危险点告知,并履行确认手续,工作班方可开始工作。
A. 工作负责人;
B. 专责监护人;
C. 工作许可人;
D. 工作票签发人
【多选题】
工作期间,若工作负责人必须长时间离开工作现场时,应___。
A. 履行变更手续,并告知全体作业人员及工作许可人;
B. 由有权签发工作票的人变更工作负责人;
C. 原、现工作负责人应做好必要的交接;
D. 由原工作票签发人变更工作负责人
【多选题】
带电作业应在良好天气下进行。如遇___等,禁止进行带电作业。风力大于5级,或湿度大于80%时,不宜进行带电作业。
A. 雷电;
B. 雹;
C. 雪;
D. 多云;
E. 雾;
F. 雨
【多选题】
参与公司系统所承担电气工作的外单位或外来工作人员应熟悉《安规》,经考试合格,并经设备运维管理单位认可,方可参加工作。工作前,设备运维管理单位应告知___。
A. 作业时间;
B. 危险点;
C. 现场电气设备接线情况;
D. 安全注意事项
【多选题】
___、泥石流等灾害发生后,如需要对设备进行巡视时,应制定必要的安全措施,得到设备运维管理单位批准,并至少两人一组,巡视人员应与派出部门之间保持通信联络。
A. 地震;
B. 台风;
C. 洪水;
D. 高温
【多选题】
对于高处作业,说法正确的是___。
A. 凡在坠落高度基准面1.5m及以上的高处进行的作业,都应视作高处作业
B. 电焊作业人员所使用的安全带或安全绳应有隔热防磨套;
C. 高处作业应一律使用工具袋 ;
D. 高处作业区周围的孔洞、沟道等应设置安全标志,夜间还应设红灯示警
推荐试题
【单选题】
Q1: What does the man suggest that the woman do this weekend?___
A. Read J .K .Rowling's first book .
B. Go to buy a new Harry Potter book .
C. Watch BBC news about J .K .Rowling .
D. Take her cousin to see a new Harry Potter movie .
【单选题】
Q2: Where did J. K. Rowling come up with the idea for Harry Potter?___
A. At a cafe .
B. On a train .
C. At a cinema .
D. In a bookstore .
【单选题】
Q3: What are J. K. Rowling’s future plans?___
A. She won't write any more books .
B. She will write more magic stories .
C. She hasn't said anything about her future plans .
D. She said she would work on more serious subjects .
【单选题】
Q4: What are the two speakers mainly talking about?___
A. J.K. Rowling's secret .
B. J .K .Rowling's writing plan .
C. A new book by J .K.Rowling.
D. An interview with J .K .Rowling .
【单选题】
Q1: What happened when Stephen tried to remove a bottle of milk from the refrigerator?___
A. He broke the milk bottle .
B. He fell down on the floor .
C. He made a mess inside the refrigerator .
D. He spilled the milk over the kitchen floor .
【单选题】
Q2: What did Stephen’s mother do when she came into the kitchen?___
A. She gave him a long lecture .
B. She shouted at him in anger .
C. She enjoyed the wonderful mess .
D. She cleaned up the mess with him .
【单选题】
Q3: What did Stephen’s mother teach him later?___
A. How to do an experiment .
B. How to carry a milk bottle .
C. How to clean up spilled milk .
D. How to avoid making mistakes .
【单选题】
Q4: What did Stephen learn from this experience?___
A. Mistakes can become learning opportunities .
B. Mistakes are just like scientific experiments .
C. One should sometimes make mistakes .
D. One should try to avoid making mistakes .
【单选题】
Q1: Why is surfing the man’s favorite activity?___
A. Because he likes the sunny weather.
B. Because he wants to challenge himself .
C. Because it can help solve his sleeping problem .
D. Because it can help him forget all his troubles .
【单选题】
Q2: What is the woman going to do this weekend?___
A. To go sailing .
B. To go surfing .
C. To go to the beach .
D. To go to her nephew's .
【单选题】
Q3: What does the woman love doing?___
A. Going to visit relatives.
B. Enjoying the warm sun on the beach .
C. Building sand castles with her niece and nephew .
D. Playing in the sand and jumping in the waves .
【单选题】
Q4: What does the man remember doing with his brothers?___
A. Surfing in the sea .
B. Collecting seashells .
C. Building sand castles .
D. Jumping in the waves .
【单选题】
Q1: According to the survey, what percentage of British adults watched TV in theirfree time?___
A. 89 percent .
B. 84 percent .
C. 76 percent .
D. 71 percent .
【单选题】
Q2: Which age group would be the most likely to visit their friends and relatives?___
A. People aged 16 to 24
B. People aged 25 to 34 .
C. People aged 16 and over .
D. People aged 55 and over .
【单选题】
Q3: What does the speaker say about listening to music as a leisure activity for British people?___
A. People aged 16 to 24 preferred listening to music most .
B. It was getting more and more popular among the British people .
C. It was the third most popular activity among people aged 55 and over .
D. People aged 25 to 34 listened to music more often than those aged 16 to 24 .
【单选题】
Q4: According to the survey, how are leisure activities related to age?___
A. Older people go out to pubs more often . frequently .
B. Younger people go to the cinema less frequently.
C. Older people spend more time reading and gardening .
D. Younger people spend less time visiting friends and family .
【单选题】
Q1: Why was the girl excited?___
A. She is going to have a lot of vanilla ice cream .
B. She won the spelling competition at her school .
C. She is going to the state capital for a competition .
D. She "excellence"correctly,but others didn't .
【单选题】
Q2: What happened when the man was 13 years old?___
A. His family moved to Sacramento to settle down .
B. His family bought him a new suit and a new tie .
C. He went to Sacramento for a spelling competition .
D. He won the first prize in the state spelling competition .
【单选题】
Q3: Why did the man’s mom give him a big hug?___
A. To make him feel better after he lost the first prize .
B. To apologize for not buying him some ice cream .
C. To wish him good luck in the next competition .
D. To congratulate him on winning the first prize .
【单选题】
Q4: What color is the girl going to wear for her next competition?___
A. Red .
B. Blue .
C. Green .
D. Yellow .
【单选题】
Q1: What is this passage mainly about?___
A. Superstitions and science .
B. Tips on how to have good luck .
C. Superstitions in the United States .
D. Rational and superstitious societies .
【单选题】
Q2: According to the passage, what is considered as bad luck?___
A. Walking under a ladder .
B. Dreaming of a black cat .
C. Hanging a mirror in the house .
D. Stepping on one's own shadow .
【单选题】
Q3: Why is it considered bad luck to see a black cat crossing one’s path?___
A. Because black cats look like witches . e witches .
B. Because black cats were thought to be witches .
C. Because black cats bring seven years of bad luck .
D. Because black cats are hard to notice in darkness .
【单选题】
Q4: According to the passage, what will bring people good luck?___
A. Breaking a mirror on purpose .
B. Catching a falling leaf on one's birthday .
C. Finding a on the ground and picking it up .
D. Dreaming of blowing out the candles in one blow .
【单选题】
Q1: How long will the woman spend on her way to and from work by high-speed train?___
A. 4 hours .
B. 2 hours .
C. 1.5 hours .
D. 45 minutes .
【单选题】
Q2: When does the woman arrive back home by subway?___
A. At 8 .
B. At 7 .
C. At 6 .
D. At 5 .
【单选题】
Q3: According to the woman, in what way will the new high-speed train be a big help to her?___
A. She can either read or rest a little on the train .
B. She can read and respond to emails onthe train .
C. She can travel to many different parts of the city .
D. She can go shopping on her way home from work .
【单选题】
Q4: How will the new high-speed train affect the man?___
A. He can take the train to the old part of the city .
B. He can save a lot of money when he takes the train .
C. He can save 20 minutes to go to work with the train .
D. He can take the train to the airport instead of driving .
【单选题】
Q1: How much time on average do Americans spend on their way to work?___
A. About an hour .
B. More than an hour .
C. About half an hour .
D. More than one and a half hours .
【单选题】
Q2: What is the present situation about Americans’ commuting to work?___
A. More and more Americans spend over an hour getting to work .
B. Over 10 percent of Americans spend less than an hour getting to work .
C. Only New York people spend more than 90 minutes getting to work .
D. Over 10 percent of Americans spend more than 90 minutes getting to work .
【单选题】
Q3: Why does Steven choose to have an extreme commute?___
A. Because gas prices are not high .
B. Because the commute is not tiring .
C. Because he can attend a better school .
D. Because he can have his favorite lifestyle .
【单选题】
Q4: Which of the following is the disadvantage of long commutes?___
A. Traffic jams .
B. Expensive housing .
C. Poorer life quality .
D. A tiring and boring trip .
【单选题】
Q1: What did Katy like about Jason’s last Halloween party?___
A. She liked playing an interesting game .
B. She enjoyed seeing many of her old friends .
C. She enjoyed wearing her Halloween costume .
D. She liked the decorations in Jason's front yard .