热门试题:
[判断题]远方操作一次设备前,宜对现场发出提示信号,提醒现场人员观察操作设备状态。
A.正确
B.错误
[单项选择]己知某文法G[S]:S→0S0 S→1,从S推导出的符号串可用()(n≥0)描述。
A. (010)n
B. 0n10n
C. 1n
D. 01n0
[单选题]热菜制作过程应符合以下卫生要求,但( )除外。
A..保持操作台面的卫生
B..烹调中烧熟煮透
C..合理控制火候,防止有害物质产生
D..连续炒几个菜后再刷锅勺
[多选题]转向架各种技术参数中,属于转向架正确参数的选项有()。
A.最大试验速度90km/h
B.最大试验速度100km/h
C.最大运行速度80km/h
D.轴重为14T
E.适应轨距为1435mm
[判断题]承兑银行承兑汇票、商业汇票转贴现和再贴现以及质押背书等业务中涉及的相关凭证上需加盖结算专用章。
A.正确
B.错误
[多项选择]对制造费用的检查,是要检查( )。
A. 审查报销的单据是否合法
B. 审查制造费用所采取的分配标准是否公平合理
C. 审查分配额的计算是否正确
D. 审查报销、验收和审批手续是否完整
[单选题]关于软件的安全管理以下说法错误的是()?
A.引进、推广的软件要做好版本的管理和媒体的安全备份工作。
B.转让的软件要明晰转让各方的版权、升级、维护、服务等责权利的关系。
C.凡是业务部门引进、推广、转让、升级的各种软件媒体均应事前在科技部门登记备案,以便于管理及维护。
D.可以使用盗版软件。优先使用具有中国自主知识产权的产品。
[单选题]精索静脉曲张以左侧多见,下列因素何者正确? ( )
A.乙状结肠或腹膜后肿瘤等的压迫
B.左精索内静脉以直角注入左肾静脉,血流阻力大
C.精索内静脉瓣存在关闭不全或静脉瓣先天性瓣膜功能不全
D.左精索内静脉以锐角注入左肾静脉,血流阻力大
E.以上皆正确
[单选题]《铁路旅客运输服务质量规范》中规定,停站立岗时,面向旅客放行方向立岗( ),做好安全宣传,验票上车,重点帮扶,安全乘降。
A.低站台时不背对车厢连接处立岗
B.高站台时不背对车厢连接处立岗
C.在站台时不背对车厢连接处立岗
D.任何站台不背对车厢连接处立岗
[单选题]无产阶级革命之所以能取得胜利,其根本保证是()。
A.无产阶级政党的正确领导
B.高素质的人民群众
C.人民群众的革命积极性的极大提高
D.建立革命统一战线
[多选题]下面哪些属于ATS系统对于次级检测设备的监控功能( )
A.A、显示占用/出清状态
B.B、显示ATS切除跟踪状态
C.C、显示ATP/ATO报告失效/有效状态
D.D、提供确认计轴有效的操作
[单项选择]社会环境和生活质量问题属于()
A. 社会诊断
B. 行为诊断
C. 环境诊断
D. 非社会诊断
E. 流行病学诊断
[判断题]有毒气体探测仪一般采用预标定的电化学传感器或催化燃烧传感器,两者都能自动辨识且可以提供精确可靠的测量结果。( )
A.正确
B.错误
[单项选择]东晋人物画大师顾恺之,才华横溢、画技高超,做人又太痴,被称为“三绝”:()
A. 书绝、才绝、痴绝
B. 画绝、才绝、痴绝
C. 诗绝、才绝、痴绝
D. 文绝、才绝、痴绝
[单项选择]有关债转股的操作流程,下列说法不正确的是( )。
A. 可转债的买卖申报优先于转股申报
B. “债转股”时,转股申报不得撤单
C. “债转股”时,申报方向为买入
D. 可转债“债转股”通过证券交易所交易系统进行
[多项选择]关于骨架隔墙的石膏板安装的说法,错误的有()
A. 石膏板应竖向铺设
B. 安装石膏板应从板的四周开始向中部固定
C. 石膏板应采用自攻螺钉固定
D. 周边螺钉的间距不应大于300mm
E. 接触砖、石、混凝土的龙骨应作防腐处理
[单选题]线路所的通过信号机以显示( )信号为定位。《技规》第411条
A.停车
B.通过
C.减速
D.进行
[单选题]( )是一种连续线性照明器材。
A.救生照明线
B.救生气垫
C.救生软梯
D.救生抛投器
[单选题]航测像片调绘界线统一规定为右、下为直线,左、上为曲线,其主要目的是为()。
A.避免偏离重叠中线
B.不产生调绘漏洞
C.有足够重叠区域
D.保持调绘片美观
[判断题]公司应深化跨文化融合,提升企业文化国际影响カ。
A.正确
B.错误
[多选题]Ⅰ型防内涝杆上变台和Ⅲ型防内涝杆上变台,选用的条件为()
A.适用于杆上变台侧装模式,
B. 2米≤最大积水深度<3米
C. 适用于杆上变台正装模式,
D. 2米≤最大积水深度<3米
[单选题] 下面的症状可以判断计算机不是被病毒入侵的症状是______。
A. 显示器上经常出现一团雪花飘动
B. 常用的一个程序神秘地消失了
C. 计算机无缘由地自行重启
D. 风扇声突然增大
[单选题]多表位计量箱接户电缆导线截面不宜小于 ()mm2;
A.16
B.10
C.35
D.50
[多选题]下列关于联合体承包工程的表述中,正确的有( )。
A.联合体只能按成员中资质等级低的单位的业务许可范围承包工程
B.联合体各方对承包合同的履行负连带责任
C.如果出现赔偿责任,建设单位只能向联合体索偿
D.联合体承包工程不利于规避承包风险
E.联合体的成员单位都附有清偿全部债务的义务
[单项选择]Passage One
Questions 61 to 65 are based on the following passage:
One of the best-known proverbs must be “early to bed and early to rise make a man healthy, wealthy, and wise.” The promise of health, wealth, and wisdom to those who join the ranks of the early retirees and risers must be particularly appealing to many people in our contemporary society. There is no doubt that one of the greatest concerns of modern man is his health. It is estimated that in the United States $200 billion are spent on health care each year. The medical field has grown into such a big business that it employs 4.8 million people.
Much more interest has been shown in preventive medicine in recent years. This is probably due to the increasing costs of medical treatment, but the writings of such people as Dr. Kenneth Cooper have also played an important role. In his book Aerobics, Dr. Cooper communicated his message of the benefits of exercise so effectively that many other authors have followed in his tra
A. It’s a big sum of money
B. It’s a huge waste of money.
C. Most people can’t afford the expensive medical treatment.
D. The medical field provides a lot of job opportunities.
[简答题]账簿与账户有着十分密切的联系。账户存在于账簿之中,账簿中的每一账页就是账户的存在形式和载体。( )
[单项选择]项目总成本包括以下哪项?()
A. 监督费用
B. 行政管理费用
C. 项目经理的薪水
D. 利息
E. 所有以上各项
[单项选择]下列哪种学说不属于局麻药产生神经阻滞的原理()
A. 受体部位学说
B. 闸门控制学说
C. 表面电荷学说
D. 膜膨胀学说
E. 钙离子学说
[单项选择]对城市热电厂选址原则表述不正确的选项是()。
A. 热电厂要有良好的供水条件和可靠的供水保证率
B. 热电厂应远离热负荷中心
C. 热电厂要有方便的出线条件
D. 热电厂要有一定的防护距离
[单选题]变压器额定容量单位是( )。
A.KW
B.KVAR
C.KVA
D.
K.WH
[判断题]在寂静的环境中用耳倾听是否有异常声响;如黑火药含有硫磺,会放出臭鸡蛋(硫化氢)昧:自制硝铵炸药的硝酸铵会分解出明显的氨水味等。
A.正确
B.错误
[单项选择]
In this century the traditional American luridly is constantly faced with the threat of breakdown. Some sociologists suggest that one little - noticed cause may be the introduction of the IV dinner.
Before the appearance of television sets, the American dinner is a big event for the family. In many homes dinner time may be the only time when everyone got together. A typical dinner was usually in three stages. In the preparation stage, the children and Father frequently helped with table setting while Mother put the last touches on the roast. In the eating stage, family members shared the day’s experiences and more than food was consumed. In this stage families got to know one another and made joint decisions around the dinner table, and thus the family solidarity was reinforced. In the cleaning - up stage, children or Father again gave their hands, so that their significance to the home community was clear. Unfortunately, all of these have been erased by a product--
A. meals consumed while one is watching TV
B. meals one learns to cook on TV
C. meals ordered on TV
D. meals consumed before the TV set
[单选题]关于骶骨的错误描述是 ( )
A.骶前后孔均与骶管相通
B.略呈三角形,尖向下
C.上缘中份向后隆凸,称岬
D.骶角在体表触及
E.骶管向上与椎管相通