热门试题:
[判断题]Quantum系列PLC以太网模块140 NOE 77101上的Fduplex指示灯慢速闪烁代表模块运行正常( )。
A.正确
B.错误
[判断题]正线公里指正线线路的起点至终点的距离。
A.正确
B.错误
[单项选择]Harriet Beccher Stowe, the author of ______, had become the most famous literary woman in the world.
[单选题]煮沸消毒时,哪项除外()
A.物品完全浸没在水中
B.大小相同的盆应重叠
C.有轴节的器械应打开
D.玻璃类的用纱布包好
[填空题]线程也可以称为“轻量级进程”(Lightweight Process),它是处理器调度的对象。线程表示的是 【14】 中的一个控制点和一条执行途径。
[多选题]中西药合理联用的优点有
A.提高疗效
B.缩短疗程
C.促进体质恢复
D.降低化学药物的用量
E.降低化学药物的毒副反应
[单项选择]He is ______ spaceship and knows a lot about it.
A. interested about
B. interested in
C. interesting in
[判断题]入浮浓度越高越有利于浮选分选。
A.正确
B.错误
[填空题]The Internet affords anonymity to its users, a blessing to privacy and freedom of speech. But that very anonymity is also behind the explosion of cyber-crime that has 1 across the Web.
Can privacy be preserved 2 bringing safety and security to a world that seems increasingly 3
Last month, Howard Schmidt, the nation’s cyber-czar, offered the federal government a 4 to make the Web a safer place-a “voluntary trusted identity” system that would be the high-tech 5 of a physical key, a fingerprint and a photo ID card, all rolled 6 one. The system might use a smart identity card, or a digital credential 7 to a specific computer .and would authenticate users at a range of online services.
The idea is to 8 a federation of private online identity systems. User could 9 which system to join, and only registered users whose identities have been authenticated could navigate those system
A. A.frequestly
B.incidentally
C.occasionally
D.eventually
[单选题]电杆采用钢圈电焊连接,焊完后整杆轴线最大弯曲不应超多电杆全长的( )‰。
A. 1
B. 2
C. 3
D. 5
[单选题]当脱线车轮落在尖轨根部与辙叉心之间时,沿车轮复轨的径路,在两钢轨间填充石碴至尖轨中部,道岔置于四开状态下,牵引机车可与脱线车辆直接连挂或使用钢丝绳连接。指挥机车缓缓前进,当脱线车辆车轮前进到道岔尖轨中部,便可逐渐过渡到两( )上,从而起到复轨目的。
A.尖轨
B.翼轨
C.护轮轨
D.基本轨
[判断题]. 配电室验电操作时,必须戴手套。 ( )
A.正确
B.错误
[单项选择]在集中式空调系统中,为了适应每个房间分别控制室温及每个房间的冷、热负荷变化的需要,应采用()。
A. 全空气式空调系统
B. 单风道式空调系统
C. 双风道式空调系统
D. 混合式空调系统
[单项选择]国家机关违反《统计法》的规定,擅自制发统计调查表的,由县级以上人民政府统计机构责令改正,予以( )。
A. 通报批评
B. 警告
C. 罚款
D. 废止
[单选题]正压式空气呼吸器警报器报警压力为()MPa。
A.4~6
B.8
C.4~0.6
D.1.4~1.6
[判断题]横垫板:小型垫板的厚度分为6、9、12、18、21 mm等5种,长度与铁垫板相同。( )
A.正确
B.错误
[填空题] 遇无线调车灯显设备故障时,调车指挥人应立即停止调车作业,通知( )、司机、调车组,改用调车手信号作业。
[单选题]当地质条件和场地条件许可时,开挖深度不大的基坑最可取的开挖方案是()
A.放坡挖土
B.中心岛式(墩式)挖土
C.盆式挖土
D.逆作法挖土
[单项选择]()的考试局从1990年初开始实行考试结束之后把答卷全部寄回考生。爱尔兰教育当局从1998年起把考试后答卷送回学校,考生可返校与教师一起翻阅答卷,然后决定是否申请复核成绩。
A. 新西兰
B. 澳大利亚
C. 美国
D. 中国台湾
[判断题]攂电气集中在控制台上,每一架进站信号机均设一个引导按钮和一个带铅封的二位自复式引导总锁闭按钮。( )[321010201]
A.正确
B.错误
[单选题]钢轨堆码时不宜超过( )层。
A.6
B.5
C.4
D.3
[单选题]银行业监督管理机构应当在自收到银行业金融机构的变更、终止,以及业务范围和增加业务范围内的业务品种,申请文件之日起____内,作出批准或者不批准的书面决定。
A.一个月
B.三个月
C.六个月
D.十二个月
[单项选择]献血出现轻度不良献血反应,以下处理方法中不正确的是()。
A. 与献血者交谈
B. 松开献血者衣服和皮带
C. 适量饮用冷饮料
D. 充分休息
E. 不必要监测献血者血压、脉搏,观察表情和呼吸状况
[单选题]决定商品价值量的社会必要劳动时间( )。
A.以抽象劳动为尺度
B.以私人劳动为尺度
C.以剩余劳动为尺度
D.以简单劳动为尺度
[判断题]石化行业污染的特点之一是污染物种类多.危害大。( )
A.正确
B.错误
[判断题]( )乘务人员做到列车开动前上车,停稳后下车。
A.正确
B.错误
[单项选择]利《一种带爬梯的大型玻璃钢检查井》的发明人是谁()
A. 周一迎
B. 王振华等
C. 周俊等
D. 王天利
[判断题] ( )分馏系统操作过程中要掌握好物料平衡、热量平衡和温度平衡。
A.正确
B.错误
[单选题]发生伤亡事故要按照()的原则进行处理。
A.A.“三不放过”
B.B.“四不放过”
C.C.“五不放过”
[判断题]若系统函数H(s)全部极点落在S平面右半平面,则系统为稳定系统。 ( )
A.正确
B.错误
[单选题]受阅单位队形根据检阅的目的.场地条件和单位的数量.装备等情况确定。一般分为徒步方队和( )。
A.列队
B.正方队
C.车队
D.装备方队
[填空题]调车作业中信号操纵人员应根据控制台显示随时掌握机车车辆动态,按照规定的操作程序准备进路和监督作业,并在调车作业计划上<--NRC-->,防止错办误办。
[简答题]
About 150 years ago, a village church vicar in Yorkshire, England, had three lovely, intelligent daughters but his hopes hinged entirely on the sole male heir, Branwell, a youth with remarkable talent in both art and literature.
46) Branwell’s father and sisters hoarded their pennies to. Rack him off to London’s Royal Academy of Arts, but if art was his calling, he dialed a wrong number. Within weeks he hightailed it home, a penniless failure.
Hopes still high, the family landed Branwell a job as a private tutor, hoping this would free him to develop his literary skills and achieve the success and fame that he deserved. Failure again.
47) For years the selfless sisters squelched their own goals farming themselves out as teachers and governesses in support of their increasingly indebted brother, convinced the world must eventually recognize his genius. As failure multiplied, Branwell turned to alcohol, then opium, and eventually di
[单选题](1.0分)在年度保证金缴纳资格被取消之日起未再次发生重大违约事项,且全额清偿公司损失后,可以申请缴纳年度履约保证金。
A.半年内
B.一年内
C.两年内
D.三年内