热门试题:
[判断题]确定断面的平均风速时,必须先测定各点的风速,然后计算其平均值。()
A.正确
B.错误
[单项选择]After a 300 million yuan renovation project, Lidai Diwang Miao, or the Imperial Temple of Emperors of Successive Dynasties, was reopened to the public last weekend.
Originally constructed about 470 years ago, during the reign of Emperor Jiajing of the Ming Dynasty, the temple was used by emperors of both the Ming and Qing to offer sacrifices to their ancestors.
It underwent two periods of renovation in the Qing Dynasty, during the reigns of emperors Yongzheng and Qianlong. From 1929 until early 2000, it was part of Beijing No. 159 Middle School.
The temple’s Jingdechongsheng Hall contains stone tablets memorializing 188 Chinese emperors. The Jinzhuan bricks used to pave the floor, the same as those used in the Forbidden City, are finely textured and golden-yellow in color. According to Xi Wei, an official from the Xicheng District government present at the reopening of the temple, Jinzhuan bricks were made in Yuyao, Suzhou, specially for imperial use.
The renovation
A. The temple has a long history.
B. The renovation of the temple was easy with modern technology.
C. The bricks in the temple are not so valuable as those in the Forbidden city.
D. The renovation was done according to the orders of Emperor Qianlon
[单选题] 330kV带电跨越架拉绳与带电体的安全距离不得小于( )m。
A.4.0
B.5.0
C.6.5
[单选题]自动化仪表设备调校应遵循的原则是（ ）
A.先联校后单校
B.先取证后校验
C.先复杂回路后单回路
D.先网络后单点
[判断题]对于回转式空气预热器，为了防止厂用电中断后发生转子不均匀变形，必须设置保安电源。( )
A.正确
B.错误
[单选题]微机中，主机和高速硬盘进行数据交换，一般采用（ ）。
A.程序中断控制
B.程序直接控制
C.DMA
D.IOP
[判断题] 气体灭火系统是以某些在常温、常压下呈现气态的物质作为灭火介质,通过这些气体在整个防护区内或保护对象周围的局部区域建立起灭火浓度实现灭火。( )(易)
A.正确
B.错误
[单项选择]Concern with money, and then more money, in order to buy the conveniences and luxuries of modern life, has brought great changes to the lives of most Frenchmen. More people are working than ever before in France. In the cities the traditional leisurely midday meal is disappearing. Offices, shops, and factories are discovering the greater efficiency of a short lunch hour in company lunchrooms. In almost all lines of work emphasis now falls on ever-increasing output. Thus the "typical" Frenchman produces more, earns more, and buys more consumer goods than his counterpart of only a generation ago. He gains in creature comforts and ease of life. What he loses, to some extent, is his sense of personal uniqueness, or individuality.
Some say that France has been Americanized. This is because the United States is a world symbol of the technological society and its consumer products. The so-called Americanization of France has its critics. They fear that "assemble-line life" will lead to d
A. They fear that the new way of life will lead to disappearance of the pleasures of the old French style.
B. They are committed to keeping France in the forefront of the modern economic world.
C. The strongest critics are from university students.
D. The strongest critics express their attitudes against the trend with violenc
[单选题]凡有条件的巷道，应首先选用（ ）作临时支护。
A.混凝土支护
B.喷锚支护
C.木支护
D.U型钢支护
[多项选择]下列哪些属于离散程度分析的指标( )。
A. 标准差
B. 众数
C. 极差
D. 频数
E. 离散系数
[单选题]商品最本质的因素是（ ）。
A.使用价值
B.价值
C.交换价值
D.价格
[单项选择]下列不属于护士收集资料方法的选项是
A. 查阅有关资料
B. 交谈
C. 观察
D. 实验室检查
E. 体格检查
[单选题]鉴于鲜活农产品、跨区作业联合收割机运输车辆普及ETC和熟悉预约方式还需要一定时间,为确保预约通行政策平稳顺利实施,充分发挥社会效益,部决定将高速公路通行费优惠预约通行政策过渡期延长至（ ）。
A.43831
B.43957
C.44012
D.44196
[单项选择]Our teacher was very pleased today for the fact that we had perfect attendance.
A. 老师非常感动，因为我们得到了很好的照顾。
B. 因为今天我们出勤很好，所以老师很高兴。
C. 老师今天很高兴，因为有这样一个事实：我们天有很好的出勤。
D. 因为我们得到了很好的看顾，老师被打动了。
[单选题]利用碳弧气刨开( )形坡口较为方便。
A.A、Ｖ型
B.B、钝边Ｖ型
C.C、Ｘ型
D. D、Ｕ型
[单项选择]按《计量法》规定，维修企业使用的计量器具应定期送到计量检定机构（）。
A. 检验
B. 校正
C. 检定
[多项选择]
(每题的备选项中，有2个或2个以上符合题意，至少有1个错项。)
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某机电安装公司应一化工厂要求进行一项设备安装工程，为了保证工作质量，机电安装公司派出两名熟悉混凝土基本知识和懂机电安装技术的技术人员随基础施工队一同前往工作现场。由于根据设备基础验收的要求进行检查验收，并对不符合要求的部分作了有效处理，达到了设计要求，并按期完成此项工程，得到业主的好评。 |
天然砂按其产地不同，有( )等之分。
A. 海砂
B. 河砂
C. 山砂
D. 溪砂
E. 石英砂
[多选题]冰、雪、霜、雨等天气条件下，接触网作业用的车梯、梯子、接触网作业车的（ ）应有防滑措施。
A.爬梯
B.车轮
C.铁轨
D.平台
[单选题]闸瓦间隙调整器的直接作用是( )
A.调整制动缸活塞行程
B.直接调整闸瓦间隙
C.调整制动倍率
D.调整制动率
[单项选择]
The most exciting kind of education is also the most personal. Nothing can (1) the joy of discovering for yourself something that is important to you. It may be an idea or a bit of information you (2) across accidentally--or a sudden (3) , fitting together pieces of information or working through a problem. Such personal (4) are the "payoff" in education. A teacher may (5) you to learning and even encourage you in it--but no teacher can make the excitement or the joy happen. That’s (6) to you.A research paper, (7) in a course and perhaps checked at various stages by an instructor, (8) you beyond classrooms, beyond the texts for classes and into a (9) where the joy of discovery and learning can come to you many times. (10) the research paper is an active and individual process, and ideal learning process.
（10）处填（）
A. Designing
B. Designed
C. Preparing
D. Prepared
[单选题]中国特色社会主义事业“五位一体”总布局是指经济建设、政治建设、文化建设、社会建设和（ ）。
A.环境建设
B.生态文明建设
C.城乡建设
D.党的建设
[单项选择]起重机设置主隔离开关是为了保护（）。
A. 电动机
B. 电气线路
C. 人员安全
[单项选择]抵销是引起债的消灭的法律事实的一种，下列何种情形下当事人可以单方主张抵销
A. 甲出租房子给乙，乙要求甲偿还其为房屋修缮所支出的费用，甲拒绝，并提出与乙欠缴的房租冲抵
B. 甲欠乙货款3000元，乙主张将该货款与甲寄存于乙处的货物(市值3000元)冲抵
C. 甲是合伙企业的合伙人之一，甲向乙借款2万元已届清偿期，现乙向合伙企业购货，乙要求在甲的借款范围(2万元)内相应免除其货款
D. 甲是一人有限责任公司的股东，甲向乙借款2万元已届清偿期，现乙向该一人公司购货，乙要求在甲的借款范围(2万元)内相应免除其货款
[单选题]高压试验过程中，变更接线或试验结束，应断开试验电源，并将升压设备的高压部分（）。
A.放电
B.短路接地
C.放电、短路
D.放电、短路接地
[填空题]钢轨的累计通过总重为550Mt~700Mt时,宜作为( )再用轨进行综合整修。
[单项选择]手术日晨的准备，下列哪项错误（）
A. 测体温、脉搏、呼吸和血压
B. 按医嘱术前用药
C. 给病人更换清洁衣裤、戴帽子，女病人应先梳头，取下发夹
D. 进手术室前不必排尿
E. 将病历及有关手术需要资料交给手术室人员
[单项选择]托盘是为了使物品能有效地装卸、运输、保管，将其按一定（）组合放置于一定形状的台面上。
A. 体积
B. 数量
C. 大小
D. 标识
[单选题]配电室进出引线，宜采用地埋线。架空引线一般采用绝缘导线，对地面距离不应小于（）米。
A.2
B.2.4
C.2.5
D.2.7
[单选题]施工计划成本偏差正值是表示（ ）。
A.进度超前
B.计划预控不到位
C.进度拖延
D.计划预控到位
[单选题]一力F的大小为80kN,其在x轴上的分力大小为40kN,力F与x轴的夹角应为( )。。
A.60
B.30
C.90
D.无法确定
[单选题]持有烟草专卖零售许可证的国有企业,按照国家关于发展混合所有制经济的要求,经国家有关部门批准为国有控股的混合所有制企业的,可以( )烟草专卖零售许可证。
A.变更
B.重新申领
C.申请换发
D.直接使用
[单选题]下列哪种细胞不是引起肾小球疾病的炎症细胞：
A.单核一巨噬细胞
B.中性粒细胞
C.嗜酸性粒细胞
D.血小板
E.红细胞
[单项选择]低血容量时，肾的生理改变是
A. 肾血流明显降低
B. 肾小球后动脉收缩
C. 肾小球前后动脉收缩
D. 肾血流出现选择性再分布
E. 以上均是
[多选题]《人民币鉴别仪通用技术条件》中人民币鉴别仪分为（）
A.点验钞机；
B.点钞机；
C.验钞仪；
D.清分机。
[单选题]健康管理师所提供服务的每一步都会影响客户对服务质量的总体印象，这被称作
A.瞬间真实
B.客户体验
C.服务体验
D.服务感觉
E.客户感受
[判断题]为加强电力监控系统作业现场安全管理，规范各类作业人员的行为，保证电力监控系统业务及数据安全，依据国家有关制度、规程，结合电力监控系统作业实际，制定本规程。
A.正确
B.错误
