热门试题:
[判断题]机械密封的特点是摩擦力小、寿命长、不易泄漏,在圆周速度较大的场所也能可靠地工作。( )
A.正确
B.错误
[判断题]TYJL-ADX型计算机联锁,联锁机ETH3-F型以太网卡双MAC地址、双通道,与监控机通信时使用以太网口1。
A.正确
B.错误
[多选题]本小题1分PowerPoint2007中可以链接的有()。
A.本文档中的幻灯片
B.外部文档
C.网站地址
D.Email地址
[多选题]生石灰(氧化钙)的特点是
A.使用方便
B.成本较低
C.吸湿率高
D.应用宽广
E.用量较少
[单选题]允许速度vmax≤120km/h正线、到发线及其他站线,60kg/m轨头垂直磨耗超过( )判重伤。
A.12mm
B.11mm
C.10mm
D.9mm
[单项选择]
A. damage
B. wound
C. sickness
D. ruin
[单选题]
有一电阻、电感、电容串联的电路,已知R=8Ω,XL=10Ω,Xc=4Ω,电源电压U=150V。则电容上的电压Uc=(____)V。
A.27.27
B.44.72
C.60
D.80
[填空题]进站、出站、进路、驼峰及调车色灯复示信号机均采用( ),以区别于一般信号机。
[判断题]立杆垫板或底座底面标高宜高于自然地坪50mm~100mm。( )
A.正确
B.错误
[单项选择]第一次明确提出彻底的反帝反封建的民主革命纲领是在
A. 中共一大
B. 中共二大
C. 中共三大
D. 中共四大
[多选题] 220kV主变热油循环后,本体绝缘油应进行()试验项目。
A.耐压
B.颗粒度
C.含气
D.微水
E.简化分析
[单项选择]土地使用权(转移)变更登记涉及到土地权利人的变更,因此土地使用权(转移)变更登记需报()批准,批准后,方可进行注册登记。
A. 地方管理部门
B. 人民政府
C. 县级以上部门
D. 省级部门
[判断题]盘形闸同一副闸瓦两侧间隙应一致,偏差不大于0.1mm。 ( )
A.正确
B.错误
[单项选择]根据胁肋胃脘胀痛,嗳气易怒,吞酸嘈杂,情绪抑郁,饮食减少,苔薄黄,脉弦等症,可考虑为()
A. 肝火上炎证
B. 肝脾不调证
C. 肝胃不和证
D. 胆郁痰扰证
E. 肝郁气滞证
[单项选择]利用填料塔进行气体吸收操作时,较佳的气体流速约为溢流速度的()。
A. 10%~30%
B. 30%~50%
C. 50%~75%
D. 75%~95%
[单项选择]下列关于文化休克发展过程的描述,正确的是( )
A. 兴奋期是文化休克表现最重的一期
B. 兴奋期一般会持续几个星期到数月
C. 意识期表现为有很强的愿望接受当地的生活习惯
D. 在接受期回到旧环境不会出现文化休克
[单选题] 在对密闭的容器中的空气施加压力时,空气的体积就被压缩,内部压强( )。
A.减小
B.增大
C.不变
[多项选择]在推广期和开放期内,若交通银行当日接受的参与申请数量过多,致使券商集合资产管理计划募集总份额超出目标规模上限,次工作日管理人对于上一工作日提交的参与申请,根据券商集合资产管理计划产品说明书要求,一般会按()两种方式进行参与确认。
A. 时间优先
B. 客户等级优先
C. 存量优先
D. 金额优先
[单项选择]在分光光度计中,其原理为()。
A. 牛顿定律;
B. 朗伯-比尔定律;
C. 布朗定律;
D. 能斯特定律。
[不定项选择题]共用题干
An Intelligent Car
Driving needs sharp eyes, keen ears, quick brain, and coordination(协调)between
hands and the brain.Many human drivers have all_________(1)and can control a fast
-moving car. But how does an intelligent car control itself?
There is a virtual(虚拟的)driver in the smart car. This virtual driver has "eyes",
"brains","hands"and"feet",too.The minicameras_________(2)each side of the
car are his"eyes",which_________(3)the road conditions ahead of it.They watch
the_________(4)to the car's left and right.There is also a highly automatic driving
_________(5)in the car. It is the built-in computer,which is the virtual driver's
"brain".His"brain"_________(6)the speeds of other moving cars near it and
analyzes their positions.Basing on this information,it chooses the_________(7)path
for the intelligent car,and gives instructions to the"hands"and"feet"to act accordingly.
In this way,the virtual driver_________(8)his car.
What is the virtual driver's best advantage?He reacts_________(9).The
minicameras are bringing_________(10)continuously to the"brain".It completes the
processing of the images within 100 milliseconds._________(11),the world's best
driver needs at least one second to react.Besides,when he takes_________(12),he
needs one more second.
The virtual driver is really wonderful.He can reduce the accident_________(13)
considerably on expressways(高速公路).In this_________(14),can we let him have
the wheel at any time and in any place?Experts_________(15)that we cannot do that
just yet.His ability to recognize things is still limited.He can now only drive an intelligent
car on expressways.
_________(11)
A.So
B.However
C.Besides
D.Therefore
[判断题]在市场经济中,市场自身的弱点和消极方面,必定会反映到道德生活中来。( )
A.正确
B.错误
[单选题]一次查获剧毒农药1千克以上,每起奖励( )元。
A.500
B.1000
C.2000
D.10000
[单项选择]Mr Duffy raised his eyes from the paper and gazed out of his window on the cheerless evening landscape. The river lay quiet beside the empty distillery and from time to time a light appeared in some house on Lucan Road. What an end! The whole narrative of her death revolted him and it revolted him to think that he had ever spoken to her of what he held sacred. The cautious words of a reporter to conceal the details of a commonplace vulgar death attacked his stomach. Not merely had she degraded herself; she had degraded him. His soul’s companion! He thought of the hobbling wretches whom he had seen carrying cans and bottles to be filled by the barman. Just God, what an end! Evidently she had been unfit to live, without any strength of purpose, an easy prey to habits, one of the wrecks on which civilization has been reared. But that she could have sunk so low! Was it possible he had deceived himself so utterly about her He remembered her outburst of that night and interpreted it in a har
A. disgust.
B. guilt.
C. grief.
D. compassion.
[单项选择]______ evidence that language-acquiring ability must be stimulated.
A. If being
B. It is
C. There is
D. There being
[单项选择]有关"麻疹"的叙述,哪一项是错误的()
A. 恢复后若干年,少数患者可出现SSPE而死亡
B. 发病年龄有后移现象
C. 病后能获得终生免疫力
D. 紧急预防可接种麻疹减毒活疫苗
E. 最常见并发征为肺炎
[多选题]营销与财务应每月进行应实收对账,应实收对账的内容包括()。
A.目录电费;
B.代征政府性基金及附加;
C.低压维护费;
D.违约金
[判断题]始发站、 停车站、终到站在列车越过车站最外方道岔或停妥后,在司机手帐上记录列车到、开时分。
A.正确
B.错误
[单选题]驻站联络员至少提前( )分钟、高铁( )分钟到达行车室,向车站值班员报到履行登记手续,全面了解行车组织情况。
A.30、60
B.40、60
C.30、40
D.40、50
[单选题] ()是云计算基础架构的基石 (3分) 查看答案
A.分布式
B.虚拟化
C.并行
D.集中
[单选题]工厂用防爆电气设备的环境温度为()℃。
A.30
B.40
C.35
[单项选择]薏苡仁粥可治( )。
A. 脾虚泄泻
B. 咳嗽胸痛
C. 大便秘结
D. 寻麻疹
[判断题]转差的存在是异步电动机旋转的必要条件。( )
A.正确
B.错误
[单项选择]某服装厂兼并一家纺织厂,此种战略形式属于()
A. 水平一体化
B. 前向一体化
C. 后向一体化
D. 水平多元化
[单项选择]该社区的总死亡率为
A. 0.43‰
B. 1.98‰
C. 0.50‰
D. 1.03‰
E. 7.69‰