热门试题:
[单选题]边长在( )以上的洞口,四周设防护栏杆,洞口下张设安全平网。
A.25cm
B.50cm
C.75cm
D.150cm
[单项选择]New York, London, Paris and other big cities are exciting places to live in. There are (41) interesting things to see and to do. You can go to (42) kinds of museums, plays and films. You can also (43) things from all over the world.
But there are serious problems in big cities, (44) . It’s (45) to live there, and there are too many people in some places of big cities. Every year many people move to the cities, because they can (46) find jobs, to study at good schools and to receive good medical care there. But (47) these people cannot find work or a good place to live in. Also too many people in a small (48) makes it hard to keep cities (49) and clean.
Some people enjoy living in big cities, others do not. (50) people move to a big city, they should think about the problems of living there.
A. easily
B. never
C. hardly
[填空题]货物列车应保压停车,直至发车前出站(发车进路)信号机开放或接到车站准备开车的通知后,方能( )。
[单选题] 出口总成本是指( )
A.进货成本
B.进货成本+各项费用
C.进货成本+出口前的费用-出口退税
D.对外销售价格
[判断题]正确选择和确定建筑物应采用的耐火等级是防止发生建筑火灾和阻止火势蔓延扩大的一项治本措施。( )
A.正确
B.错误
[单选题]燃烧油罐的火势被扑灭后,要继续对其罐壁实施冷却,直至使油品温度降到( )以下为止。
A.闪点
B.沸点
C.自燃点
D.燃点
[单选题]胃癌最好发的部位是:( )
A.胃体部
B.胃贲门部
C.胃窦部
D.胃底部
E.胃大弯部
[多选题]根据《电力安全工作规程水电厂动力部分》(Q/GDW1799.3—2015),安全带禁止挂在()物件上。
A.隔离开关(刀闸)支持绝缘子
B.CVT绝缘子
C.母线支柱绝缘子
D.牢固的钢结构
[判断题]卫星定位装置出现故障不能保持在线的道路运输车辆,道路运输经营者可继续从事道路运输经营活动。
A.正确
B.错误
[单项选择]由于资产负债期限结构匹配不合理而导致的金融风险是( )。
A. 流动性风险
B. 国家风险
C. 操作风险
D. 市场风险
[单选题]党的十九大报告指出,伟大斗争,伟大工程,伟大事业,伟大梦想,紧密联系、相互贯通、相互作用,其中起决定性作用的是( )。
A.党的建设新的伟大工程
B.进行伟大斗争
C.推进伟大事业
D.实现伟大梦想
[判断题]《职工奖惩管理办法》中规定经常迟到、早退,经批评教育仍不改正的,视情节轻重给予警告、记过处分。
A.正确
B.错误
[单选题]吉林石化公司重大危险源管理办法规定,重大危险源实行分级管理与监控,( )重大危险源公司监控。
A.一级
B.二级
C.一级和二级
D.所有
[单项选择]女性,28岁。乏力半年。因发作性手足搐搦伴软瘫3次就诊。体检:神志清楚,对答切题。四肢不能自主运动,肌力2级,无明显肌萎缩。血压180/110mmHg,心率92次/分,律齐患者此时血钾报告为2.5mmol/L,24小时尿钾30mmol/L,为了进一步明确诊断,应选择的检查是()
A. 血管紧张素Ⅱ加血钠测定
B. ACTH兴奋试验
C. 地塞米松抑制试验
D. 胰岛素低血糖兴奋试验
E. 肾素—血管紧张素—醛固酮测定
[单选题]在可能发生建筑大面积二次倒塌的现场,应充分做好( )。
A. 重装防护
B. 利用搜救犬搜索
C. 支撑加固
D. 动态监测
[填空题]使用计算机技术控制的信号设备实现加锁加封功能时,应使用( )方式操作。
[多项选择]下列选项属于英文科技论文引言部分写作中常见的失误的是()
A. 出处不明
B. 过于简单
C. 述而不评
D. 时态和语态不合理
E. 有失“引子”功能
[单选题]我国《刑法》规定,()工作人员犯诬告陷害罪的,从重处罚。
A.国家
B.国家机关
C.司法
D.以上都不是
[单选题]下列说法中,不正确的是()。
A.生活垃圾填埋场应设置防渗衬层渗漏检测系统,以保证在防渗衬层发生渗滤液渗漏时能及时发现并采取必要的污染控制措施
B.生活垃圾填埋场应建设渗滤液导排系统,该导排系统应确保在填埋场的运行期内防渗衬层上的渗滤液深度不大于20cm
C.生活垃圾填埋场应建设渗滤液处理设施,以在填埋场的运行期和后期维护与管理期内对渗滤液进行处理达标后排放
D.生活垃圾填埋场渗滤液处理设施应设渗滤液调节池,并采取封闭等措施防止恶臭物质的排放
[简答题]你认为教育对于构建和谐社会具有什么意义和作用
[判断题]钢轨绝缘作用是保证相邻轨道电路之间的电气绝缘。()
A.正确
B.错误
[多选题]当采用静态保护时,根据保护的要求,在二次回路中宜采用的抗干扰措施有( )。
A.在电缆敷设时,应充分利用自然屏蔽物的屏蔽作用。必要时,可与保护用电缆平行装置专用屏蔽线
B.采用铠装铅包电缆或屏蔽电缆,在屏蔽层两端接地
C.强电和弱电回路不宜合用同一根电缆,保护用电缆与电力电缆不应同层敷设
D.电缆芯线之间的电容充放电过程中,可能导致保护装置误动作时,应使用不同的电缆中的芯线,将相应的回路分开或采取其他措施
[判断题]铲运机也是一种挖土兼运土的机械设备,它可以在一个工作循环中独立完成挖土、装土、运输和卸土等工作,还兼有一定的压实和平地作用。
A.正确
B.错误
[单选题]【单选题】359.停电接地时,检修部分若分为几个在电气上不相连接的部分[如分段母线以隔离开关(刀闸)或断路器(开关)隔开分成几段],则各段应( )。
A. 分别验电接地短路
B. 在来电侧接地短路
C. 在来电侧验电接地短路
D. 在母线侧接地短路
[单项选择]Questions 1-5
In the case of mobile phones, change is everything. Recent research indicates that the mobile phone is changing not only our culture, but our very bodies as well.
First, let’s talk about culture. The difference between the mobile phone and its parent, the fixed-line phone, you get whoever answers it.
This has several implications. The most common one, however, and perhaps the thing that has changed our culture forever, is the "meeting" influence. People no longer need to make firm plans about when and where to meet. Twenty years ago, a Friday night would need to be arranged in advance. You needed enough time to allow everyone to get from their place of work to the first meeting place. Now, however, a night out can be arranged on the run. It is no longer "see you there at 8", but "text-me around 8 and we’ll see where we all are".
Texting changes people as well. In their paper, "Insights into the Social and Psychological Effects of SMS T
A. quite revealing
B. well written
C. unacceptable by others
D. shocking to others
[单选题]()消防车指装备折叠式或折叠与伸缩组合式臂架、载人平台、转台及灭火装置的举高消防车。
A.登高平台
B.举高喷射
C.云梯
D.举高破拆
[判断题]《民法典》第四百一十二条规定,债务人不履行到期债务或者发生当事人约定的实现抵押权的情形,致使抵押物被人民法院依法扣押的,自扣押之日起抵押权人有权收取该抵押财产的天然孳息或者法定孳息。( )
A.正确
B.错误
[单项选择]针刺环跳穴时宜选()
A. 指切进针法
B. 舒张进针法
C. 提捏进针法
D. 挟持进针法
[多选题]经济萧条的表现为()。
A.需求严重不足、生产相对过剩
B.价格低落、企业盈利水平极低、生产萎缩
C.出现大量破产倒闭的企业、失业率增大
D.经济处于崩溃期
[判断题]在接触网终端应设置接触网终点标,“接触网终点”标应装设于接触网锚支距受电弓中心线不大于500mm处接触线的上方或线路列车运行方向的左侧地面上。
A.正确
B.错误
[多选题]不动产登记应当履行的职责有( )
A.查验申请人提供的权属证明和其他必要材料
B.就有关登记事项询问申请人
C.如实、及时登记有关事项
D.法律、法规规定的其他事项
[单选题]抹灰工程应分层进行。当抹灰总厚度大于或等于( )mm时,应采取加强措施。
A.20
B.35
C.10
D.40
[单项选择]( )是物业管理企业对物业实施管理的重要基础。
A. 物业管理
B. 物业技术
C. 物业资质
D. 物业资料
[判断题]救援列车不挂列尾装置,以吊起的制动软管代替尾部标志。尾部车辆软管的吊起,由列检(无列检作业时由救援列车人员)负责。
A.正确
B.错误
[单选题]对远视眼的叙述,错误的是
A.近点比正视眼短
B.眼的折光能力过弱
C.眼球前后径过短
D.可用凸透镜矫正
E.视远物调解后能看清
[单选题]本规程适用于在海拔()交流10kV~1000kV、直流±500kV~±800kV(750kV为海拔2000m及以下值)的高压架空电力线路、变电站(发电厂)电气设备上,采用等电位、中间电位和地电位方式进行的带电作业。
A.1500m及以下
B.1500m以下
C.1000m及以下
D.1000m以下
[单项选择]Time is very important in our lives. It (47) our everyday moments. However, time never had any importance in my life until I received a watch from my father that organized my life and made me more (48) .
It came from Denmark to the U. A E. jewelry shop in a gray box. It (49) 0.24 kilograms. It’’s round in the center with two silver bands that go around my wrist. And all of it is made of silver. This object tells me the importance of time in my life.
I received this gift on a gray-sky day. I had to go to the airport at 9: 00 AM to pick up my Uncle Ali and (50) him to my father’’s house. However, I was late because I was (51) out with my friends. Later on that day, around 11: 00 AM, I remembered my uncle, but I was very late for him. He had left the airport and taken a taxi to my father’’s house.
I got to my father’’s house at 2:00 PM on the same day and looked at my angry father’’s face. I felt (52) of myself at that moment. After I said hi to my ang
[单选题]彩版美元的设计中,最引人注意的差异是除了黑、绿两种颜色之外,增加了其它色彩,即在工艺上增加了胶印的代表美国“自由象征”的背景图案。彩版20美元的“自由象征”图案是美洲鹰,彩版50美元的“自由象征”图案是( )
A. . 美国国旗
B. . 美国国玺
C. . 独立大楼
D. . 联邦储备银行统一的行徽