热门试题:
[单选题]容许速度不大于160km/h的其他线路的钢轨顶面擦伤深度( )mm时,属重伤钢轨。
A.0.5
B.1
C.1.5
D.2.0
[判断题]钢轨折断进行永久处理时,作业轨温宜低于实际锁定轨温0~20℃。
A.正确
B.错误
[单项选择]在调查操纵证券市场、内幕交易等重大证券违法行为时,经国务院证券监督管理机构主要负责人批准,可以限制被调查事件当事人的证券买卖,但限制的期限一般不得超过()个交易日。
A. 7
B. 15
C. 30
D. 45
[单选题]塔机尾部与建筑物及建筑物外围施工设施之间的距离不得小于( )。
A.0.6m
B.0.8m
C.1.5m
D.2m
[单选题]当丝维的切削部分磨损时,可以刃磨其()。
A.前刀面
B.后刀面
C.前、后刀面
D.半斜面
[单选题]( )指的是服务范围,属于规范范围之内的基本服务项目,只要旅客、货主需要,我们就应该无条件地提供。
A.规范化服务
B.热情服务
C.周到服务
D.延伸服务
[多选题]下列( )选项是通信设备日常巡视内容。
A.室内照明及事故照明应能正常开启
B.各装置正常,无异响
C.电话通话正常
D.MIS网络正常
[单项选择]资本市场不包括( )。
A. 证券市场
B. 信贷市场
C. 外汇市场
D. 一年以内的借贷
[单选题]列车火灾或货物装载不良、坠落信息属于( )。
A.重要信息
B.重大信息
C.一般信息
D.普通信息
[判断题] ( )过量的雾沫夹带造成液相在塔板间的返混,塔板效率下降。
A.正确
B.错误
[单选题]统计整理就是根据统计研究的目的,对取得的大量原始资料进行科学的加工和再加工。( )
A.A:对。
B.B:错。
C.略
D.略
E.略
F.略
[单项选择]Thomas Alva Edison lit up the world with his invention of the electric (29) Without him, the world might still be a (30) place. However, the electric light was not his only invention. He also (31) the phonograph, the motion picture camera, and over 1,200 other things. About every two weeks he created something (32) Thomas A. Edison was (33) in Milan, Ohio, on February 11, 1847. Surprisingly, he attended school for only two months. His mother, a former teacher, (34) him a few things, but Thomas (35) mostly self-educated. His natural curiosity led him (36) start experimenting at a young (37) with electrical and mechanical things at home.
When he was 12 years old; he got his first job. He (38) a newsboy on a train that ran between Port Huron and Detroit. He set (39) a laboratory in a baggage car of the train so that he could continue his experiments in his spare (40) .
A. birth
B. born
C. existed
[判断题]信号工不得擅离工作岗位,严禁私自找他人代替上岗。
A.正确
B.错误
[单项选择]在服务产品的定价中,基于顾客的一生的潜在价值考虑的定价方法为:()
A. 成本加成定价
B. 回报率定价
C. 竞争性同等定价
D. 关系定价
[单选题]森林火灾中的危险环境主要是指三面环山向阳山坡()和狭窄草塘沟(或容谷)。
A.鞍状山谷
B.开阔地
C.山顶
D.山脚
[单项选择]根据《证券法》的规定,为上市公司出具审计报告的注册会计师,在法定期间内不得买卖该公司股票,该期间是指( )。
A. 在股票承销期内和期满后3个月
B. 在股票承销期内和期满后6个月
C. 接受上市公司委托之日起至审计报告签署后5日内
D. 接受上市公司委托之日起至审计报告公开后5日内
[单选题]5岁女童,因患水痘目前发热39℃,此患儿忌用
A.阿司匹林
B.扑热息痛
C.阿昔洛韦
D.维生素C
E.物理降温
[单选题]数字万用表的表头是( )。
A.磁电式直流电流表
B.数字直流电压表
C.数字直流电流表
D.电动式直流电流表
[单项选择] 第三篇
Small But Wise
On December 14, NASA1 blasted a smallbut mighty telescope into space. The telescope is called WISE and is about aswide around as a trashcan. Don’t let its small size fool you: WISE has apowerful digital camera, and it will be taking pictures of some the wildestobjects2 in the known universe,including asteroids, faint stars, blazing galaxies3 and giant clouds of dustwhere planets and stars are born.
“I’mvery excited because we’re going to be seeing parts of the universe that wehaven’t seen before, ” said Ned Wright, a scientist who directs the WISEproject.
Since arriving in space, the WISEtelescope has been circling the Earth, held by gravity in a polar orbit4( thismeans it crosses close to the north and south poles with each lap5). Its camerais pointed outward, away from the Earth, and WISE will snap a picture of adifferent part of the sky every 11 minutes. After six months it will have takenpictures across the entire sky.
The pictures taken by WISE w
A. The WISE telescope can catch and take pictures of them.
B. They do not reflect light that reaches them.
C. They float through spacegiving off visible light.
D. They are invisible to ordinary cameras.
[单选题](单选题)3.卵子与精子相遇而受精的部位是
A. 输卵管漏斗
B. 输卵管峡
C. 输卵管壶腹
D. 输卵管子宫部
E. 输卵管伞
[单项选择]井下焊接作业地点的风流中,瓦斯浓度不得超过()。
A. 0.5%
B. 0.8%
C. 1.0%
[判断题]食品加工人员个人使用的水杯可以直接放在生产车间操作台上。( )
A.正确
B.错误
[多选题]有毒气体探测仪适用于火灾、化学事故等现场对( )浓度的检测。
A.有毒气体
B.可燃气体
C.氧气
D.有机挥发性气体
[判断题]使用K型扫查阵列式探头增加晶片对数主要是为了提高对焊缝的扫查密度。( )
A.正确
B.错误
[单选题]在区间线路_卜使用单轨小车时,其装载木枕时一次不得超过( )。
A.2根
B.3根
C.4根
D.5根
[单项选择]下列哪项不是苎麻根的功效()。
A. 凉血
B. 安胎
C. 利尿
D. 化瘀定痛
E. 止血
[单项选择]What does Miss White suggest him about his resume
[单项选择]Reading became difficult for the old lady, so the optician______ glasses.
A. subscribed
B. prescribed
C. inscribed
D. described
[单项选择]宝兰高铁7月9日顺利开通,是国家中长期铁路网规划()高速铁路主通道中陆桥通道的重要组成部分,也是横贯我国西北地区与中、东部地区的铁路客运主通道。
A. “一纵四横”
B. “四纵四横”
C. “一体两翼”
D. “八纵八横”
[单选题]气管切开患者气管导管脱落后紧急处理正确的是( )
A.立即报告医生
B.加大氧流量
C.查看出血情况
D.立即用止血钳撑开气管切开处
E.安抚患者
[判断题](2017年)烟草批发企业将卷烟销售给其他烟草批发企业的,应缴纳消费税。( )
A.正确
B.错误
[判断题]银行对于分拆特征明显、银行能够确认为分拆结售汇行为的,应( )。
A.正确
B.错误
[单项选择]下面关于股票的叙述,不正确的是( )。
A. 股票是一种有价证券,它是股份有限公司签发的证明股东所持股份的凭证
B. 股票不属于物权证券,也不属于债权证券
C. 股票的票面价值又称面值,即在股票票面上标明的金额
D. 股票的账面价值决定股票的市场价格,股票的市场价格总是围绕其账面价值波动
[单选题]企业由于提高劳动生产率而使商品的个别价值低于社会价值的差额是( )
A.超额剩余价值
B.绝对剩余价值
C.相对剩余价值
D.利息
[单项选择]熔化极氩弧焊焊接铝及铝合金一律采用()焊。
A. 直流正接
B. 直流反接
C. 交流
D. 直流正接或交流