热门试题:
[单选题]关于投资评估,下列说法正确的有( )。
Ⅰ.如果股票内部收益率小于必要收益率,则可购买该股票
Ⅱ.运用现金流贴现模型估值时,投资者必须预测所有未来时期支付的股息
Ⅲ.内部收益率是指使得投资净现值等于零的贴现率
Ⅳ.内部收益率实际上就是股息率
A.Ⅰ、Ⅲ
B.Ⅰ、Ⅳ
C.Ⅱ、Ⅲ
D.Ⅰ、Ⅲ、Ⅳ
[填空题]There have been claims that warming on Mars and Pluto are proof that the recent warming on Earth is caused by an increase in solar activity, and not by greenhouses gases. But we can say with (47) that, even if Mars, Pluto or any other planets have warmed in recent years, it is not due to (48) in solar activity.
The Sun’s energy output has not increased since direct (49) began in 1978. If increased solar output really was (50) , we should be seeing warming on all the planets and their moons, not just Mars and Pluto.
Our solar system has eight planets, three dwarf planets and quite a few moons with at least a (51) atmosphere, and thus a climate of sorts. Their climates will be 52 by local factors such as orbital variations, changes in reflectance (反射率) and even (53) eruptions, so it would not be surprising if several planets and moons turn out to be warming at any one time.
However, given that a yea
[判断题]变压器室、配电室、电容器室的门应能双向开启。( )
A.正确
B.错误
[单项选择]
It is often observed that the aged spend much time thinking and talking about their past lives, (1) about the future. These reminiscences are not simply random or trivial memories, (2) is their purpose merely to make conversation. The old person’s recollections of the past help to (3) an identity that is becoming increasingly fragile: (4) any role that brings respect or any goal that might provide (5) to the future, the individual mentions their past as a reminder to listeners, that here was a life (6) living. (7) , the memories form part of a continuing life (8) , in which the old person (9) the events and experiences of the years gone by and (10) on the overall meaning of his or her own almost completed life.
As the life cycle (11) to its close, the aged must also learn to accept the reality of their own impending death. (12) this task is made difficult by the fact that death is al
A. orientation
B. implication
C. succession
D. presentation
[多选题]企业进行内部战略环境分析的方法有()。
A.量本利分析法
B.价值链分析法
C.核心竞争力分析法
D.SWOT分析法
E.五种竞争力分析法
[单选题]( )不属于道路因素
A.气象
B.视距
C.线形
D.安全设施
[单选题]( )明确家庭安防业务安装操作规范及装维费用标准,负责完成对铁通装维人员的培训工作。
A.全业务支撑中心
B.各市分公司
C.渠道运营中心
D.在线分公司
[填空题]一级到三级医院员工比例是:高:中:低=()。
[单项选择]磨床主轴轴颈的修磨量因受到氮化层及硬度的限制,一般不应超过()。
A. 0.3~0.2mm
B. 0.2~0.15mm
C. 0.1mm
[简答题]As we all know,__________(在办公室工作的人常被称为白领工作者).
[单选题]12.5m标准轨系列选用的缩短轨缩短量为( )。
A.40、60、120mm
B.40、60、160mm
C.60、80、120mm
D.40、80、120mm
[单选题]"铁路运输企业逾期( )日仍未将货物交付收货人的,托运人、收货人有权按货物灭失向铁路运输企业要求赔偿。
A.十五
B.三十
C.六十
D.一百八十 "
[判断题]进站、出站、进路、调车、驼峰、驼峰辅助信号机均以显示进行信号为定位;线路所的通过信号机以显示停车信号为定位,其他通过信号机以显示进行信号为定位。
A.正确
B.错误
[多项选择]按《商用汽车发动机大修竣工出厂技术条件》(GB/T3799.1~.2—2005)的规定,发动机大修竣工检验要求进行试机检查()工况的发动机运转状况。
A. 最高转速
B. 中速
C. 加速及过渡
D. 怠速
[单项选择]治疗腹痛饮食积滞重证,应首选()。
A. 保和丸
B. 越鞠丸
C. 枳实导滞丸
D. 枳术丸
E. 木香顺气丸
[单选题]从业人员有权对本单位安全生产工作中存在的问题提出批评、检举、控告。 ( )
A.正确
B.错误
[单项选择]维生素D缺乏性佝偻病不正确的预防措施是()
A. 适当多晒太阳
B. 提倡母乳喂养
C. 孕母补充维生素D及钙剂
D. 及时添加辅食
E. 早产儿2个月开始补充维生素D
[判断题]《建筑法》的立法目的在于加强对建筑活动的监督管理,维护建筑市场秩序,保证建筑工程的质量和安全,促进建筑业健康发展。( )
A.正确
B.错误
[判断题]一般纤维绳也可在机械驱动的情况下使用。
A.正确
B.错误
[单选题]路基由( )组成.
A.路堤和路堑
B.路肩和边坡
C.钢轨和道床
D.钢轨和桄木
[单选题]单项选择题翼校通的客服电话是()。
A.4008520555
B.4009920820
C.4008258325
D.4008520585
[判断题]对于铁磁材料的表面开口缺陷,应选择渗透探伤方法,不应选用磁粉探伤方法。
A.正确
B.错误
[单选题]车辆发生缓解作用后,检车员逐辆检查、确认负责范围内的车辆在( ),
A.1min内缓解完毕
B.10min内缓解完毕
C.1min缓解完毕
D.2min内缓解完毕
[多选题]《房屋建筑和市政基础设施工程施工安全监督工作规程》中要求,监督人员应当如实记录监督抽查情况,监督抽查结束后形成监督记录并整理归档。监督记录包括( )
A.抽查时间
B.抽查范围
C.抽查内容、结果
D.必要的影像资料
[判断题] ZTF2015D型列尾主机发送的CSBK指令通过机车天线进入车台后进行相位解调。
A.正确
B.错误
[单选题]无站舍的车场股道编号,应顺公里标方向( )顺序编号。
A.从右向左
B.从左向右
C.从南向北
D.从东向西
[简答题]《普速铁路工务安全规则》规定,斜铺脚手板铺设坡度不得陡于( )。
[单选题]根据扑救火灾的紧急需要,有关( )应当组织人员、调集所需物资支援灭火。
A.主管公安机关
B.地方人民政府
C.公安机关消防机构
D.到场的最高行政首长
[判断题]可以将安全带的挂绳打结使用。( )
A.正确
B.错误
[单选题]职业纪律是最明确的职业规范,它以( )方式规定了职业活动中最基本的要求。
A.道德规范
B.规章制度
C.行政命令
D.办法
[填空题]类中数据成员和成员函数的默认访问级别为______。
[多选题]风电场升压站发现有( )时,禁止进行( )的测量。
A. A.系统接地故障
B.B.系统短路
C.C.电压、电流
D.D.接地网接地电阻
[单选题]BE006用精度为0.02mm的游标卡尺测量工件,读数正确的是( )
A.2.92cm
B.29.2mm
C.29.20mm
D.29.21mm
[单项选择]There are sixty pupils in our class. ______ of them are Young Pioneers.