热门试题:
[判断题]( )列车进站后，应停于接车线警冲标前方。
A.正确
B.错误
[判断题]直径小于D.N50的给排水管道上的阀门均采用截止阀，大于等于D.N50的采用蝶阀或闸阀。
A.正确
B.错误
[填空题]输出输入曲线上的电平根据线性响应被减少1dB的点叫（）。
[单项选择]为了解患者双侧肾脏是否已缩小，应首选的检查是（）
A. 静脉肾盂造影
B. ECT
C. CT
D. 放射性核素肾图
E. B超
[单项选择]燃具与燃气管道宜采用硬管连接，镀锌活接头内用密封圈加工业脂密封。采用软管连接时，家用燃气灶和实验室用的燃烧器，其连接软管长度不应超过（），并不应有接口，工业生产用的需移动的燃气燃烧设备，其连接软管的长度不应超过（），接口不应超过（），燃气用软管应采用耐油橡胶管，两端加装轧头及专用接头，软管不得穿墙、窗和门。
A. 2m，30m，2个
B. 30m，2m，2个
C. 20m，30m，3个
D. 30m，20m，3个
[判断题]《油田公司管线打开作业安全管理规范》规定,管线打开作业前,根据隔离物料的危险性.管线系统的结构.管线打开的频率.可能产生泄漏的风险等选择隔离方法。()
A.正确
B.错误
[判断题]便步用于队伍行进、操练后恢复体力及其他场合。( )
A.正确
B.错误
[单项选择]A BRIGHT FUTURE
The furniture retailer, JRA. which has produced disappointing results recently, said that market conditions were at last improving. Sales rose by 7.3% in tile final quarter of 2006. after falling by 6.2% in the three months between July and September, and by 7.4% in the past quarter.
Mike Turner, the managing director, said that. although the market remained competitive, orders had reached their highest level ever and with this promising news he thought that profit margins would reach 11% before the end of the next financial year. The company is also benefiting from the current low interest rates charged by the banks. Further savings were made when the company increased the proportion of furniture that it produced itself. This follows its takeover in May of tile Brimoon Furniture factory, which was suffering from serious financial problems.
JRA will continue its expansion programme this year and expects to add four new stores to the existing fifty.
A. It has beaten the competition.
B. It has lowered interest rates on purchases.
C. It has received a record number of orders.
[单选题]光缆割接时熔接的同时( )达标后光纤才能封合
A.敷设
B.割接
C.测试
[单选题]使用开关机械特性测试仪工作中，因故离开工作现场或暂时停止工作以及遇到临时停电时，应立即(____)。
A.拆除接线
B.报告上级
C.关机
D.切断电源
[单选题]>在距运行的接触网( )内进行爆破作业时,应先向供电调度申请停电,方可作业。
A.3m
B.4m
C.5m
D.6m
[单选题]在抵押品管理中，银行要加强对()的监控和管理。
A.抵押人资格
B.抵押人的实力
C.抵押人担保意愿
D.抵押物和质押凭证
[判断题]( ) 进站、出站、进路、调车、驼峰、驼峰辅助信号机均以显示停车信号为定位。
A.正确
B.错误
[填空题]
[A] Various definitions and interpretations of happiness.
[B] One episode of enjoying happiness.
[C] Some misconceptions about happiness.
[D] Where to seek happiness
[E] Happiness is equivalent to the ability to rejoice.
[F] The complexity of how to define happiness.
"Are you happy" I asked my brother, Ian, one day. "Yes. Nod It depends what you mean," he said.
"Then tell me," I said, "when was the last time you think you were happy"
"April 1967," he said.
It served me right for putting a serious question to someone who has joked his way through life. But Ian’s answer reminded me that when we think about happiness, we usually think of something extraordinary, a pinnacle of sheer delight--and those pinnacles seem to get rarer the older we get.
41．________________________.
For a child, happiness has a magical quality. I remember making hide
[判断题]接发列车时，接发车人员发现货物列车列尾装置丢失时，应报告列车调度员，使列车立即停车处理。
A.正确
B.错误
[不定项选择题]A.新药
A.非处方药
B.国家基本药物
C.处方药
D.医疗机构制剂
E.每个销售基本单元包装必须附有标签、说明书的是( )
[单项选择]下列关于日食的表述不正确的是（）。
A. 一次完整的日食过程的程序是：初亏、索既、食甚、生尤、复圆
B. 中国的《尚书》上有世界上最早的日食记录
C. 日食主要有日全食、日偏食和日环食
D. 日全食是因为地球挡住了太阳光线
[单选题]当吸收塔发生液泛时应( )。
A.增大循环量
B.提高塔底温度
C.及时补液
D.若泡高超时及时加消泡剂
[单项选择]血吸虫的致病阶段不包括（）
A. 尾蚴
B. 胞蚴
C. 童虫
D. 成虫
E. 虫卵
[单选题]进行氧气雾化吸入时，氧流量应调至
A.2～6L/min
B.4～8L/min
C.6～10L/min
D.8～12L/min
E.10～14L/min
[填空题]声（风）屏障检查包含_检查，立柱检查,基础检查。
[单选题]自律机后面板CON接口为自律机（ ）接口
A.A、与联锁主机通信
B.B、与双机热备单元通信
C.C、与车站值班员工作站通信
D.D、内部诊断
[单选题](69737)架空杆路电杆编号方法单局制和( )两种。(1.0分)
A.双局制
B.局向
C.多局制
D.局间
[单选题]乘坐卧铺的旅客买的是给中途站预留的卧铺，不能办理（ ）。
A.分乘
B.越站
C.变更
D.变径
[简答题]经济体制改革中要讲辩证法、两点论，既要用好（ ）这只‘看不见的手’ 也要管好政府这只‘看得见的手’。
[单项选择]适合土酸处理的地层岩性是（）。
A. 石灰岩
B. 泥质砂岩
C. 白云岩
D. 页岩
[多选题]关于中子辐射,下面正确的说法是( )
A.核裂变会放出中子
B.核聚变会放出中子
C.由不稳定原子核发射出的
D.中子不带电
E.中子围绕原子核运动
[判断题]生产经营单位将生产经营项目.场所.设备发包或者出租给不具备安全生产条件或者相应资质的单位或者个人,导致发生生产安全事故给他人造成损害的,与承包方.承租方承担连带赔偿责任。( )
A.正确
B.错误
[简答题]10-C-6601灵敏板温度TIC66003指标为__________，压力PIC66002指标为__________。
[判断题]严禁在可燃气体、易燃液体蒸汽泄漏区域内的门窗正面泄压口，下水井、电缆井、煤气井等部位的下方及周围站立，以防爆炸造成伤亡。( )
A.正确
B.错误
[单选题]公安派出所有权对违反治安管理行为人罚款的最高额是（ ）元。
A.1000
B.5000
C.200
D.500
[判断题] 现代企业的团队精神属于行业职业道德规范之一。
A.正确
B.错误
[单选题]以下哪项不是便秘的常见原因
A.胃肠积热
B.食滞胃肠
C.阴津亏损
D.腹内癥块
E.阳虚寒凝
[单选题]
Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?
A. show running-config
B. show processes cpu
C. debug all
D. logging host ip address
[简答题]简述什么是组织结构职能部门化及其优缺点。
