相关试题
【判断题】
对于一般可燃固体，将其冷却到其燃点以下，燃烧反应就会中止
【判断题】
对于可燃液体，将其冷却到其燃点以下，燃烧反应就会中止
【判断题】
移动式供气源4个气瓶与同一个减压阀连接，允许每次换掉2个空瓶而不中断供气
【判断题】
消防安全绳按设计负载可分为轻型安全绳与通用型安全绳两类
【判断题】
云梯车在操作或作业中，若任一个支腿出现回缩（软腿）现象则报警，此时支腿灯闪烁且电喇叭鸣响
【判断题】
举高消防车不允许水平支腿在全缩和全伸两个极限位置之间使用
【判断题】
消火栓栓口的静水压力不应大于0.5Mpa
【判断题】
在辖区消防安全重点单位内部消防水源情况时，要掌握单位附近1500 米范围内可利用消防水源的种类、数量、距离、位置、容量、取水方法及好用情况
【判断题】
深入火场侦察时，可以由2名以上熟悉火场情况的人员作向导，带领侦察人员进入火场内部侦察
【判断题】
通过烟的气味、颜色、浓度、流动方向等特征，消防人员可以大致判断燃烧物质的种类、火灾阶段、火势蔓延方向等
【判断题】
判定伤员有无脉搏的最可靠、最简便的方法是试测颈动脉有无搏动
【判断题】
头部损伤的伤员，应取斜坡卧位或侧卧位运送
【判断题】
如有伤口和出血者，应先止血，再包扎伤口，然后固定
【判断题】
消防无线通信网宜采用单频单工和异频单工（半双工）调度指挥网的模式组网
【判断题】
消防一级网主要用于保障灭火作战中火场各级指挥员手持电台之间的通信联络
【判断题】
消防二级网，适用于保障灭火救援作战现场范围内，各级消防指挥人员手持电台之间的通信联络
【判断题】
高层建筑火灾对密闭房间进行排烟时，应迅速开启排烟口，并用大量开花水枪掩护，防止发生轰燃
【判断题】
在进入室内等场所灭火进攻时，为防止门、窗开启瞬间发生轰燃、回燃、爆燃伤人，进攻人员应在门、窗一侧低姿快速开启门窗，也可边射水边开启门窗
【判断题】
因螺栓松动引起法兰泄漏时，可使用无火花工具，紧固螺栓，制止泄漏；若法兰垫圈老化导致带压泄漏，可利用专用法兰夹具夹卡法兰，并高压注射密封胶堵漏
【判断题】
建筑高度超过50m的高层民用建筑属于一类高层民用建筑
【判断题】
对于临时高压给水系统，触发启泵按钮，稳（增）压泵应停止运行
【判断题】
疏散用的应急照明，其地面最低照度应达到正常照明的照度
【判断题】
高层建筑疏散楼梯间、防烟楼梯间前室、消防电梯间及其前室、合用前室应设应急照明
【判断题】
一类高层民用建筑与耐火等级一、二级丙类厂（库）房的防火间距不应小于（25）米
【判断题】
消防控制设备对常开防火门的控制。门两侧火灾探测器任一侧的火灾探测器报警后，防火门应自动关闭
【判断题】
不具备自然排烟条件的防烟楼梯间及其前室，应分别设置机械加压送风系统
【判断题】
液体火灾危险性分类及分级是根据其燃点来划分的
【判断题】
重质油品具有“热波特性”和一定的含水率，燃烧时易出现沸溢、喷溅现象
【判断题】
存有半瓶量的液化石油气钢瓶在火灾中爆破，是液化石油气发生相变，压力增加造成的
【判断题】
粉尘爆炸就是沉积的可燃粉尘触及明火或电火花等火源时发生的爆炸现象
【判断题】
液化石油气的燃烧温度可达1800℃；爆炸时的火焰温度可达2000℃
【判断题】
危险化学品仓库内易燃液体的蒸气、可燃气体、可燃粉尘等、在一定条件下都可发生爆炸
【判断题】
在泥石流灾害事故处置中，力量调集应根据事故情况，及时调出救援所需的抢险车辆及设备，并要求公安、交通、医疗救护等部门到场协助救援
【判断题】
使用举高消防车救人时，可以在工作平台内使用两节拉梯等延伸装置救人
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进入有核放射危险的区域时，必须着防化服
【判断题】
在进入易燃易爆气体或者液体泄漏的场所前，车辆必须安装防火罩，并停靠在下风或侧下风位置
推荐试题
【填空题】
commence,deserve,tempting, coordinate,
lodge,confess, grant, proceed ,display, consequently
6 The committee agreed that his papers
[ ] a wider circulation because of their essential and fundamental interest to a larger audience.
【填空题】
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1 Because women often restrict their diet
In an effort to control weight,they may
Not consume enough iron-rich food and
( ) experience an iron Deficiency.
【填空题】
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lodge,confess, grant, proceed ,display, consequently
8 Americans defend the right to obtain a gun and they have[ ] been willing to turn a blind eye to the harm that people owning guns have caused
【填空题】
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lodge,confess, grant, proceed ,display, consequently
7 The anger and frustration [ ] by the local people who do not understand what is happening to them will be a terrible and dangerous force
【填空题】
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2 Some reform advocates ignore the impact of
Class size on student achievement,and they
are ( ) what they call as a Priority:teacher effectiveness.
【填空题】
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3 Because of easy access to the Internet,the
New breakthrough tq create something
Truly creative ( ) happen anytime now.
【填空题】
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4 Indeed,if teachers want to( ) how far students might get in life, a better measurement than grades might be how hard the students try.
【填空题】
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5 Nature has( ) these animals ( ) a capacity for not showing Fear.
【填空题】
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6 During the weeks of discussion,delegations
from groups who are interested in the
Resolution may call on representatives to
( ) their point of view.
【填空题】
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7 Plato was a superb writer,and his works are
Part of the world’s great literature.Most of
His existing work is ( )Dialogs and letters.
【填空题】
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8 Young people should enter into a broad
Flexible training program,through which
They can learn a lot and be ( ) their future careers.
【填空题】
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9 The young man is very happy and proud to
be ( ) the old professor because he always feeIs great when talking With him.
【填空题】
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10 One day they passed more than 20 villages ( ),and some of these are Said to have stretched for six miles or more.
【填空题】
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7 Being asingle parent,there is no way for her
to ( ) the time and energy she has
devoted to her children for the past 10 years.
【填空题】
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8 It is essential that you start by listening because one of the main ( ) teenagers and their parents face in forming positive relationships is that neither listens to the other.
【填空题】
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9 We all know the dangers of an earthquake: the ( ) to buildings,the troubles can be caused by falling trees,and the terror occurs when the earth actually opens uip.
【填空题】
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10 Not until recently have we realized that the increasing world population may lead to a potential gloomy ( ) for humanity starvation.
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2 It is the development strategy/of the company to ( ) its overseas expansion in order to take a slice of the world market
【填空题】
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3 Nearly six million people go to see the Mona
Lisa every year,attracted by the ( )of her smile.When you're not lodking at her, she seems to be smiling;when you look at her,she stops.
【填空题】
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4 To live with a family whose native language is English is the ideal way to further improve one's English and to gain ( )into its culture.
【填空题】
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5 There is a real need to ( ) academic
achievement in schools and help with the
development of a student's overall character.
【填空题】
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6 Einstein said his scientific discoveries grew
from his imagination rather than from( ),
reason and language.
【填空题】
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lodge,confess, grant, proceed ,display, consequently
1 When the police caught up with him, Mr.Foster had to [ ] that he'd broken the speed limit.
【填空题】
commence,deserve,tempting, coordinate,
lodge,confess, grant, proceed ,display, consequently
2 Whenever my boss makes a decision that I don't agree with, I tell him what I really think, though it's [ ] to make him happy by telling him his ideas are always right
【填空题】
commence,deserve,tempting, coordinate,
lodge,confess, grant, proceed ,display, consequently
3 As can be probably perceived, a manned tip to Mars may soon[ ] since scientists have achieved the manned moon mlssion
【填空题】
commence,deserve,tempting, coordinate,
lodge,confess, grant, proceed ,display, consequently
4 A number of countries are [ ]their efforts to send out food to the area worst affected by the flood.
【填空题】
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She authorizcd her partner to carry out daily responsibllitles [ ]when she was on her business trip
【填空题】
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On hering the latest news about your mother's ill health, I [ ]canceling your reservation at the Sheraton.
【填空题】
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There was an obvious indication that the police who have to enforce the new law were not[ ] the general discontent.
【填空题】
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When she heard of her failure in the experiment, her eyes[ ]tears; whether it was of shame, frustration, orgrief was difficult to tell.
【填空题】
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Rose knows that continuous letters fromJohn, together with countless roses are aimedat making her[ ]him.
【填空题】
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[ ]public school for drinking and smoking and then failing inshow business as a singer, she joined her father's business 10 years ago.
【填空题】
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Since the great scandals in banking,many people in the Country have[ ]the prospects of economic recovery within a few years.
【填空题】
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The parents were quite happy to[ ]our suggestion because had taked their most important concernsinto consideration.
【填空题】
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1When employees participated in the problem-solving process, they were muchvmore willing to [ ] solutions to the problems.___
【填空题】
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profit , rival, motivate,implement, investigate
2 A strong police force has been placed between the two [ ]group in the village to prevent fighting and killing.___
【填空题】
enlighten, discard, restore, fluctuate,prejudice ,
profit , rival, motivate,implement, investigate
3 Although personally we believe this to be of only secondary importance, its potential role in [ ] innovative acts cannotbe.___
【填空题】
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profit , rival, motivate,implement, investigate
4Though many things have been changed culturally, there is a commitment and sense of responsibility that have not yet been [ ] in today's society___
【填空题】
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profit , rival, motivate,implement, investigate
5 Western nations have older and shrinking populations since they entered the 21stcentury and their [ ] birth rates have also posed problems___
【填空题】
enlighten, discard, restore, fluctuate,prejudice ,
profit , rival, motivate,implement, investigate
6 She didn't want to marry him and was [ ] against him because he had only a bachelor's degree and didn't meet her expectations for marriage.___
