热门试题:
[判断题]供汽压力为70KPa的采暖系统属于高压蒸汽采暖系统。
[判断题]分公司安全管理规章制度体系应包含全员安全生产责任制、安全生产培训和教育制度、双预防管理制度、安全生产监督监察制度、应急管理制度、事故（事件）调查处理制度、安全生产奖惩制度及安全生产标准化管理制度等。
A.正确
B.错误
[单选题]辙叉由( )和翼轨组成,是使车轮由一股钢轨越过另一股钢轨的设备。
A.基本轨
B.导曲轨
C.心轨
D.护轨
[多选题]银行业金融机构应组织( )参加并通过反假货币业务考试
A.柜面货币收付人员
B.新入职人员
C.清分复点人员
D.货币管理人员
[单选题] 机车或擦车架的扶手入冬前应捆绑（ ），上车顶及擦车架人员应带好安全带。 （1分）
A.钢丝
B.防滑绳
C.塑料绳
[判断题]427.（ ）更换双横担直线绝缘子其中一只绝缘子，只需遮蔽待更换的绝缘子及铁脚。
A.正确
B.错误
[单项选择]
TEXT D
Marriage may be about love, but divorce is a business. For global couples—born in different countries, married in a third, now working somewhere else and with children, pensions and other assets @tinkled over the world—a contested divorce is bliss for lawyers and a nightmare for others.
Divorce laws vary wildly, from countries (such as Malta) that still forbid it to Islamic states where-tot the husband, at least—it may be obtained in minutes. Rules on the division of property and future financial obligations vary hugely too. France expects the poorer party, usually the wife, to start fending for herself almost immediately; England and some American states insist on lifelong support. Some systems look only at the "acquest" ; others count the lot. A few, like Austria, still link cash to blame. Japan offers a temptingly quick cheap break, but—for foreigners—little or no enforceable contact with the kids thereafter, notes Je
A. English divorce laws are favorable to the wives of troubled couples.
B. rich people with wobbly marriages need think about where they live.
C. international marriages are not as stable as local marriages.
D. the reform of divorce laws in Europe is questioned.
[单选题]以下所列事项不属于供电企业营业收入的有（ ）。
A.电力产品主营业务收入
B.城市公用事业附加
C.销售原材料取得的收入
D.出售房屋取得的净收入
[填空题]HXD3电力机车转向架采用整体轴箱、推挽式( )等技术。
[单选题]第二套人民币和第一套人民币折合比率为:第二套人民币1元等于第一套人民币()元。
A. . 100;
B. . 1000;
C. . 10000;
D. . 100000;
[单选题]开关场端子箱至保护屏控制缆屏蔽层（ ）接地，开关场设备本体接线盒至端子箱控制缆屏蔽层（ ）接地。［《国家电网公司输变电工程标准工艺（$;$三）工艺标准库（2016年版）》，工艺编号：0102050402］
A.A.一点；一点
B.B.一点；两点
C.C.两点；两点
D.D.两点；一点
[单项选择]大多数皮肤病的自觉症状主要是（）
A. 发热
B. 疼痛
C. 瘙痒
D. 麻木
E. 怕冷
[单项选择]The concept of personal choice in relation to health behaviors is an important one. An estimated 90 percent of all illness may be (1) if individuals would make sound personal health choices (2) upon current medical knowledge. We all enjoy our freedom of choice and do nor like to see it (3) when it is within the legal and moral boundaries of society. The structure of American society allows us to make almost all our personal decisions that may (4) our health. If we (5) desire, we can smoke, drink excessively, refuse to wear seat belts, eat (6) foods we want, and lives (7) sedentary life-style without any exercise. The freedom to make such personal decisions is the fundamental (8) of our society, (9) the wisdom of these decisions can be questioned. Personal choices relative to (10) often cause a difficulty. As one example, a teenager may know the facts relative to smoking cigarettes and health but may be (11) by
A. enforced
B. requested
C. pressured
D. rushed
[单选题]（铁运[2009]39号）规定：复线区段为防止事故扩大，当一个行别发生跳闸且重合失败，供电调度要及时将可能发生故障的区段通知列车调度员，列车调度员应迅速通知在线运行的邻线司机（）。
A.加强了望
B.停车
C.限速
D.保持正常速度
[单选题]敷设电缆时,在终端头和中间头附近应留有( )的备用长度。
A.0.5~1.5 m
B.1.0~1.5 m
C.1.5~2.0 m
D.2.0~2.5 m
[单选题]低压装表接电时，（）。
A.应先安装计量装置后接电
B.应先接电后安装计量装置
C.计量装置安装和接电的顺序无要求
D.计量装置安装和接电应同时进行
[多选题]通用变频器安装接线完成后，通电调试前的检查接线过程中接线正确的是( )。
A.交流电源进线不要接到变频器输出端子;
B.交流电源进线不要接到变频器控制电路端子;
C.变频器与电动机之问接线的长度不能超过变频器允许的最大布线距离;
D.交流电源进线接到变频器控制电路端子;
[判断题]活塞式压缩机开车加压时必须使压力缓缓上升，并注意各级压力比的情况。
[单选题]办理挂失补车票退票时，旅客到站后（ ）内办理，
A.6小时
B.12小时
C.24小时
D.30天
[单项选择]钢中的硫会使钢产生（）。
A. 热脆
B. 冷脆
C. 蓝脆
[单项选择] Question 10 is based on the following news. At the end
of the news item, you will be given 10 seconds to answer the question. Now
listen to the news.
A. made it "legally binding" for states to protect all nuclear facilities and materials
B. dealt with the protection of nuclear facilities and materials not only in transport but also in use and storage
C. also provided for expanded international cooperation to prevent nuclear theft.
D. only dealt with fissile materials while in transport.
[单选题]空气泡沫枪一般主要用于扑救( )。
A.易燃、可燃液体火灾
B.可燃气体火灾
C.可燃金属火灾
D.固体可燃物火灾
[单选题]在接触网终端应依据设计位置正确装设()标。
A.接触网终点
B.线路终点
C.三度停车
D.限高牌
[单选题]安全的组织管理是指( )。
A. 制定有效的安全管理政策
B. 设立安全管理的机构
C. 设计并建立一种责任和权力机制以形成安全的工作环境的过程
D. 把安全管理作为组织目标的一部分
[单选题]He listened carefully as if he could ________ his mother’s footsteps from the crowd.
A.determine
B.react
C.explore
D.distinguish
[判断题]堆放轮对时不得超过四层，下层轮对要安设止轮器，上层轮对要交叉落实，堆放整齐
A.正确
B.错误
[简答题]狗不理包子”是中国哪个城市的传统风味小吃？
[单选题]运用限度规定D、E型轮辋厚度不得小于24mm，其他型不得小于（ ）。
A.22mm
B.23mm
C.24mm
D.21mm
[多选题]液化石油气的主要成分是( )。
A.甲烷
B.丙烷
C.丙烯
D.丁烷
E.丁烯
[单项选择]人防工程耐火等级的规定，下列各条中( )正确。
A. 人防工程的耐火等级都必须为一级
B. 人防工程的耐火等级应为一级，其出入口地面建筑的耐火等级不应低于二级
C. 人防工程的耐火等级均不应低于二级
D. 人防工程的耐火等级应和同类地面建筑相同
[多项选择]既能平肝潜阳，又能息风止痉的药物是（）。
A. 羚羊角
B. 石决明
C. 天麻
D. 钩藤
E. 磁石
[判断题]在 R、L、C 并联电路中,总电流的瞬时值时刻都等于各元件中电流瞬时值之和;总电流的有效值总会大于各元件上的电流的有效值。( )
A.正确
B.错误
