【填空题】
49.利用潮水涨落产生的水位差所具有的势能来发电的方法是___。
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相关试题
【填空题】
50.___基础是指桩,墩,沉井,沉箱和地下连续墙等基础。
【填空题】
51.按桩的施工方法,桩分为___和___两类。
【填空题】
52.即可用作深基坑的支护结构,又可作为深基坑的支护和建筑物地下室外墙的是___。
【填空题】
53.砌筑用脚手架是砌筑过程中堆放材料和工人进行操作的___。
【填空题】
54.混凝土浇筑包括___和___两个过程。
【填空题】
55.无粘结预应力混凝土结构在张拉后容许预应力筋对周围混凝土发生___滑动。
【填空题】
56.斜拉桥是新型的桥梁形式,这种形式大桥的主桥分为___和___两大部分。
【填空题】
57.___和___是国际通行的工程建设项目组织实施方式。
【填空题】
58.BIM 中的图形是赋予了___属性的实体。
【填空题】
59.BIM 是指建筑物在设计和建造过程中,创建和使用的“___”。
【单选题】
The word "wag" (Line 1, Para.1) most probably means _________.
A. move
B. shake
C. bite
D. play
【单选题】
The video cameras were used to catch the dogs' responses because ___________.
A. the dogs were put in the wooden boxes
and tested one at a time
B. it was easier to catch the dogs’s response changes in the tail wagging
C. they enabled the dogs’owners to know
about their dogs’; habit
D. the dogs wagged their tails in different
directions when they were in different
moods
【单选题】
When there are no stimuli, a dog will ___________.___
A. wag to the right
B. no wag at all
C. wag to the left
D. wag to the left and then wag to the right
【单选题】
The purpose of doing the experiment is _________.___
A. to train dogs for their owners
B. to help dogs find companion
C. to help people choose their pet dogs
D. to help people judge the mood of dogs
【单选题】
The underlined word "they" in the last sentence refers to __________.___
A. the trainers
B. the systems
C. the researchers
D. the dogs
【单选题】
The new law passed in Rome will ________.___
A. help improve fishing environment
B. stop people from catching goldfish
C. guarantee better conditions for goldfish
D. discourage keeping goldfish at home
【单选题】
People in Rome believe that the civilization of a city can be judged by _________.___
A. awareness of animal protection
B. exchanges with other cities
C. protection of ancient ruins
D. recognition of animal lovers
【单选题】
The underlined word "compassion" in Para 2 is the closest in meaning to __________.___
A. support
B. pity
C. help
D. love
【单选题】
People may break the law in Turin if they ________.___
A. keep their dogs or cats in cars
B. shut their dogs home all day long
C. raise their cats near ancient ruins
D. feed homeless animals in car parks
【单选题】
We can infer from the passage that _________.___
A. the owners can leave their dogs in hot cars
B. the cat only lives in modern life
C. the new law can prevent cruelty to animals
D. the new law gives recognition to the
people who feed homeless cat
【单选题】
If a person finds getting up early a problem, most probably ________.___
A. he is a lazy person
B. he refuses to follow his own energy cycle
C. he is not sure when his energy is low
D. he is at his peak in the afternoon or evening
【单选题】
Which of the following may lead to family quarrels according to the passage?___
A. Unawareness of energy cycles.
B. Familiar monologues.
C. A change in a family member's energy cycle.
D. Attempts to control the energy cycle of other family members.
【单选题】
If one wants to work efficiently at his low point in the morning, he should __________.___
A. change his energy cycle
B. overcome his laziness
C. get up earlier than usual
D. go to bed earlier
【单选题】
You are advised to rise with a yawn and stretch because it will __________.___
A. help to keep your energy for the day's work
B. help you to control your temper early in the day
C. enable you to concentrate on your routine work
D. keep your energy cycle under control all day
【单选题】
Which of the following statements is NOT true?___
A. Getting off to work with a minimum effort helps save one's energy.
B. Dr. Kletman explains why people reach their peaks at different hours of day.
C. Habit helps a person adapt to his own energy cycle.
D. Children have energy cycles, too.
【单选题】
An effective way to prevent the burnout of young athletes is __________.___
A. to increase their sense of success
B. to make sports less competitive
C. to reduce their mental stress
D. to make sports more challenging
【单选题】
According to the passage sport is positive for young people in that __________.___
A. it can help them learn more about society
B. it enables them to find flaws in themselves
C. it teaches them how to set realistic goals for themselves
D. it can provide them with valuable experiences
【单选题】
Many coaches and parents are in the habit of criticizing young athletes __________.___
A. without realizing criticism may destroy their self-confidence
B. in order to make them remember life's lessons
C. believing that criticism is beneficial for their early development
D. so as to put more pressure on them
【单选题】
According to the passage parents and coaches should __________.___
A. help children to win every game
B. pay more attention to letting children enjoy sports
C. train children to cope with stress
D. enable children to understand the positive aspect of sports
【单选题】
The author's purpose in writing the passage is _________.___
A. to persuade young children not to worry about criticism
B. to stress the importance of positive reinforcement to children
C. to discuss the skill of combining criticism with encouragement
D. to teach young athletes how to avoid burnout
【单选题】
As pointed out at the beginning of the passage, people used to think that air pollution _______.___
A. cause widespread damage in the countryside
B. affected the entire eastern half of the United States
C. had damaged effect on health
D. existed merely in urban and industries areas
【单选题】
As to the greenhouse effect, the author ________.___
A. share the same view with the scientist
B. is uncertain of its occurrence
C. rejects it as being ungrounded
D. thinks that it will destroy the world soon
【单选题】
The underlined word "offset" in the second paragraph could be replaced by _________.___
A. slip into
B. make up for
C. set up
D. catch up with
【单选题】
It can be concluded that ____________.___
A. raising the world's temperature only a few degrees would not do much harm to life on earth
B. lowering the world's temperature merely a few degrees would lead major farming areas to disaster
C. almost no temperature variations have occurred over the past decade
D. the world's temperature will remain constant in the years to come
【单选题】
This passage is primarily about __________.___
A. the greenhouse effect
B. the burning of fossil fuels
C. the potential effect of air pollution
D. the likelihood of a new ice age
【单选题】
What is the major function of paragraph 1?___
A. To arouse the reader's concern.
B. To introduce the theme of the whole passage.
C. To summarize the whole passage.
D. To state the primary uses of TV.
【单选题】
Television, as a source of entertainment, is ________.___
A. not very convenient
B. very expensive
C. quite dangerous
D. relatively cheap
【单选题】
Why are some people against TV?___
A. Because TV programs are not interesting.
B. Because TV viewers are totally passive.
C. Because TV prices are very high.
D. Because TV has both advantages and disadvantages.
【单选题】
One of the most obvious advantages of TV is that _________.___
A. it keeps us informed
B. it is very cheap
C. it enables us to have a rest
D. it controls our lives
【单选题】
According to the passage, whether TV is good or not depends on ___________.___
A. its quality
B. people's attitude towards it
C. how we use it
D. when we use it
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【判断题】
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【判断题】
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短轨枕在工厂预制,混凝土强度等级为C40,其横断面为梯形,底部外露钢筋钩,以加强道床混凝土的联结
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【判断题】
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【判断题】
进行绝缘接头拆卸作业时,需通号人员配合,长柄工具应有绝缘套,作业中不得将两股钢轨搭接
【单选题】
依据《云南电网公司安全管理办法》,安全监督人员对监督检查过程中发现的可能直接危及人身、电网、设备安全的问题,( )采取适当的措施督促现场作业人员进行纠正,防止因纠正行为不当对现场作业带来新的风险。___
A. 视具体情况
B. 在工作结束后
C. 必须立即
D. 制定计划
【单选题】
依据《云南电网有限责任公司安全监督管理办法》,各级专业部门相关管理人员岗位职责应明确安全( )工作职责,实现“管业务必须管安全”。___
A. 监督实施
B. 监督管理
C. 监督检查
D. 监督强化
【单选题】
依据《中华人民共和国安全生产法》,生产经营单位必须对安全设备进行经常性维护、保养,并( ),保证正常运转。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》,工作方案编制与现场勘查的关系正确的是:()___
A. 现场勘查在工作方案编制后进行
B. 现场勘查结果是编制工作方案的依据
C. 现场勘查与工作方案各自开展
【单选题】
依据《中华人民共和国安全生产法》,生产经营单位的特种作业人员必须按照国家有关规定经专门的安全作业培训,取得( ),方可上岗作业。___
A. 技能等级证
B. 相应资格
C. 操作权限
D. 对应学历
【单选题】
依据《电力安全生产监督管理办法》,( )依照本办法,对电力企业的电力运行安全(不包括核安全)、电力建设施工安全、电力工程质量安全、电力应急、水电站大坝运行安全和电力可靠性工作等方面实施监督管理。___
A. 国务院
B. 国家能源局及其派出机构
C. 国家发展和改革委员会
D. 国家电力监管委员会
【单选题】
依据《云南电网有限责任公司安全生产领域监督问责业务指导书》,发生3人以下死亡的一般人身死亡事故,分子公司( )个工作日内到公司说清楚,县公司( )个工作日内到分子公司说清楚。___
A. 5、3
B. 10、5
C. 7、5
D. 7、3
【单选题】
依据《电力安全生产监督管理办法》,电力企业是电力安全生产的( ),应当遵照国家有关安全生产的法律法规、制度和标准,建立健全电力安全生产责任制,加强电力安全生产管理,完善电力安全生产条件,确保电力安全生产。___
A. 经营单位
B. 事业单位
C. 执行单位
D. 责任主体
【单选题】
依据《云南电网有限责任公司安全监督管理办法》,各级安全监管部、专业部门要按照本单位安全生产实际,定期编制发布( ),明确安全检查任务、责任人、时间及要求。___
A. 安全巡查计划
B. 安全检查计划
C. 安全管理计划
D. 安全年度工作计划
【单选题】
依据《云南电网有限责任公司安全监督管理办法》,各级安全监管部负责监督各专业部门及所队(分局)风险管控情况,抽查现场安全风险管控措施落实情况,确保各专业、各单位安全风险“可控,在控”。其中,公司重点监督中及以上风险,地市级生产单位重点监督( )上风险,所队(分局)重点监督可接受及以上风险。___
A. 低
B. 低及以上
C. 低级以下
D. 高
【单选题】
依据《云南电网公司安全管理办法》,各单位应设立( ),作为应急管理的领导机构,负责决定应急管理重大事项,指挥应急处置工作。___
A. 应急处理中心
B. 应急指挥中心
C. 应急急救中心
D. 应急行动中心
【单选题】
依据《中华人民共和国安全生产法》,生产经营单位应当建立健全生产安全事故( )制度,采取技术、管理措施,及时发现并消除事故隐患。事故隐患排查治理情况应当如实记录,并向从业人员通报。___
A. 应急处置
B. 问题整改管理
C. 隐患排查治理
D. 预防管控
【单选题】
依据《云南电网公司安全管理办法》,安全生产责任制考核,包括安全( )考核和安全管理综合评价。___
【单选题】
依据《云南电网有限责任公司安全生产领域监督问责业务指导书》,“红牌”警告期为( )年,期满后,经事故单位申请,由公司组织检查合格后摘牌。___
A. 半年或一年
B. 一年
C. 两年
D. 一至两年
【单选题】
依据《中国南方电网有限责任公司安全生产令》,加强应急管理,完善应急指挥系统,强化( )管理,提高应急管理水平和应急处置能力。___
A. 应急队伍
B. 应急装备
C. 预案
D. 联动