热门试题:
[单选题]（ ）后，进路不能建立，信号不能开放，不能开引导。
A.道岔封锁
B.区段封锁
C.道岔单锁
D.信号封锁
[简答题]社会主义市场经济对职业道德的正面影响有哪些？
[单选题]安全出口如需上锁，应使用内开式推插锁，（ ）将灭火器材箱、安全疏散指示标志遮挡、覆盖。
A.随意
B.严禁
C.可以
D.不便
[判断题]无车辆乘务员(随车机械师)值乘的列车不得已必须退行至站内时，由列车调度员布置车站指派胜任人员携带手信号旗(灯)、列车无线调度通信设备和简易紧急制动阀赶赴列车尾部，在退行方向前端车辆安装简易紧急制动阀，经简略试验，具备退行条件后，登车负责瞭望，通知司机退行。
A.正确
B.错误
[单项选择]
More than one hundred thousand international students will spend this summer working and traveling in the United States. They are participating in the Summer Work Travel program through the State Department. They receive J-I exchange visitor visas.
The idea is for students to work for up to three months and earn enough money to then spend a month traveling before they return home.
The Exchange Visitor Program, aims to increase global understanding through educational and cultural exchanges.
The Summer Work Travel program has existed for years. This year there are some changes. The State Department recently amended the employment rules. These changes follow a strike last summer by foreign students working at a distribution center for Hershey’s chocolates.
The State Department said the students were put to work for long hours in jobs that provided little or no contact with the outside world. The students complained about having to lift heavy bo
A. avoid hiring regular full-time employees.
B. pay students less money.
C. provide students more part-time jobs.
D. force students to work overnight.
[单选题]关于患者义齿护理,以下哪项是错误的(1.00分)( )
A.先进行口腔护理,然后佩戴义齿
B.暂不用时,浸没于有标签的冷水中保存
C.每日清洁义齿
D.晚间休息时,应取下义齿
E.每日煮沸消毒1次
[判断题]项目组应按要求做好项目上线前的安全评估，确保代码审查、安全评估发现的风险隐患有效整改。
A.正确
B.错误
[单项选择]急诊处方的颜色是（）
A. 淡红色
B. 淡绿色
C. 淡黄色
D. 红色
E. 白色
[判断题]班组经济核算的作用是指导经济活动、落实经济责任制、提高经济效益，兼顾三者利益。
A.正确
B.错误
[单选题]下列关于课程资源的说法正确的是()。
A.教师和学生不是课程资源
B.学校可根据地域性特点、学校传统和优势自主开发地方课程
C.凡是有利于实现课程目标的各种因素都可以作为课程资源
D.对教师而言课程资源指的是课程标准和教科书
[多选题]下列对于已纳入运行揭示的临时限速，限速车机联控用语表述正确的是（）。
A.区间限速时用语为：××(次)××(站)×道通过，××公里××米限速××公里。
B.站内限速用语为：××(次) ，××号命令，××公里××米至××
公里××米限速××公里。
C.限速区间跨站内再跨区间连续限速时，应为“××(次) ××(站)×道 通过，××公里××米至××公里××米限速××公里”
D.限速站内跨区间连续限速时，应为“××(次) ××(站)×道 通过，××公里××米至××公里××米限速××公里”
[简答题]某变电站因扩建增容使直流负荷Ied由15 A增到22
A,原控制母线熔断器的熔丝已不能满足需要,应重新选用多大的熔丝?
[单项选择]Beads were probably the first durable ornaments humans possessed, and the intimate relationship they had with their owners is reflected in the fact that beads are among the most common items found in ancient archaeological sites. In the past, as today, men, women, and children adorned themselves with beads. In some cultures still, certain beads are often worn from birth until death, and then are buried with their owners for the afterlife. Abrasion due to daily wear alters the surface features of beads, and if they are buried for long, the effects of corrosion can further change their appearance. Thus, interest is imparted to the bead both by use and the effects of time.
Besides their wearability, either as jewelry or incorporated into articles of attire, beads possess the desirable characteristics of every collectible. They are durable, portable, available in infinite variety, and often valuable in their original cultural context as well as in today’s market. Pleasing to look at
A. Anthropologists.
B. Agricultural experts.
C. Medical researchers.
D. Economists.
[单选题]上消化道出血患者,对失血性休克最敏感的观察指标是
A.皮肤温度
B.中心静脉压
C.脉压
D.面色
E.脉搏
[单项选择]Melissa and LoveLetter made use of the trust that exists between friends or colleagues. Imagine receiving an (46) from a friend who asks you to open it. This is what happens with Melissa and several other similar E-mail (47) . Upon running, such worms usually proceed to send themselves out to email addresses from the victim’s address book, previous emails, web pages (48) .A. virtual B. virus C. worms D. bacteria
[单选题]为锻炼提高各级单位紧急行动能力，检查战斗准备状况，通常中队（站）每（）、大队每（）、支队每（）至少进行 1 次紧急集合演练。紧急集合演练的具体时间由单位首长根据任务和所处环境等情况确定。
A.季度 半年 年
B.月 季度 半年
C.周 月 季度
D.月 季度 年
[单选题]某孕妇,28 岁,G1P0,血压 150/90mmHg,以往无高血压病史,孕 28 周产前检查诊断为妊娠期高血压疾病,孕妇由于身体无明显不适,因而未引起重视。医务人员对此孕妇的健康教育应是( )
A..讲解妊娠期高血压疾病相关知识
B..平卧位休息
C..限制食盐的摄入
D..每天补充钙剂 5g
E..住院治疗
[单项选择]下列选项中不属于企业物流的作业目标是( )。
A. 快速反应
B. 物流质量
C. 最低库存
D. 零变异
[单项选择]可出现同侧面部感觉缺失和对侧躯干及肢体感觉缺失的感觉障碍类型是（）
A. 脑干型
B. 皮质型
C. 脊髓型
D. 神经根型
E. 内囊型
[简答题]铁路通信系统为其它铁路专业提供的业务应用通道有哪些?
[单选题](单选题)导线的安全载流量主要取决于( )。
A.导线工作环境
B.室内温度
C.导线绝缘
D.导线线芯
[单项选择]每个人最大的成长空间在其最强的优势领域。一个人才的奇迹都是在最适合自己的岗位上和最能发挥自己优势的领域中创造出来的。使用人才应当唯器是适，用其所长，各得其宜。大才大用，中才中用，小才小用。
这段话的主旨是( )。
A. 要重视和培养人才
B. 人才使用应尽其所能
C. 人才的成长空间在其优势领域
D. 人才使用应各得其所
[多选题]―年国务院印发《关于促进融资担保行业加快发展的意见》，关于进一步促进融资担保业健康发展的措施说法正确的有：( )
A.融资担保是破解小微企业和“三农”融资难融资贵问题的重要手段和关键环节
B.融资担保对于稳增长、调结构、惠民生具有重要作用
C.融资担保机构是行业发展的基础和关键
D.融资担保行业的发展不能缓解就业压力
[单选题]下列不属于书法“宋四家”的是( )。
A.苏轼
B.米芾
C.黄庭坚
D.赵孟頫
[多选题]高压设备停电作业包括哪几种（ ）。
A.在停电的高压设备上进行的作业
B.在低压设备和二次回路上进行的需要高压设备停电的作业
C.拆除接地线。
[判断题]“未建立地面永久瓦斯抽采系统或者系统不能正常运行的”属于煤矿重大事故隐患。
A.正确
B.错误
