热门试题:
[单项选择]M型超声心动图的二尖瓣水平波群可观察哪种结构的运动曲线
A. 主动脉瓣曲线
B. 乳头肌曲线
C. 主动脉根部曲线
D. 肺动脉瓣曲线
E. 二尖瓣前叶、后叶曲线
[单选题]未经安全生产条件审查,新建、改建、扩建生产、储存危险化学品建设项目的,由安全生产监督管理部门责令停止建设,限期改正;逾期不改正的,处()的罚款;构成犯罪的,依法追究刑事责任。
A.50万元以上,100万元以下
B.10万元以上,30万元以下
C.100万元以上,500万元以下
[单选题]信号微机监测系统网络传输采用（ ）协议
A.CAN
B.TNT
C.TCP/IP
D.QQ
[单项选择]通用分组无线业务（GPRS）的编码方式一共（）种。
A. 3
B. 4
C. 5
D. 6
[判断题]液压多功能钳是一种以剪切板材和圆钢为主，兼具扩张.牵拉和夹持功能的专用抢险救援工具。( )
A.正确
B.错误
[判断题]道岔，调节器焊接及伤损钢轨处理可采用铝热焊
A.正确
B.错误
[单项选择]Today, the world wide web can be used both to search information and to make it (31) to others. Information (32) on webpages is viewed by (33) of browser. The sources of information linked in this way can be located on any computer (34) is also part of the web. Each information source may be linked to an (35) number of other webpages. Hypertext and hyper- links allow users (36) as receivers of in- formation to (37) from one source of in- formation to another, deciding for themselves which information they wish to (38) .to their browser and which links they want to (39) The addresses of (40) can be found by using the hundreds of search engines Which provide (41) to databases which hold information on them. Once a webpage has been found, hyperlinks may point (42) other places of interest on the web. Addresses of webpages also appear in other more (43) media, such as magazines, newspapers and telev
A. what
B. that
C. which
D. how
[单选题]非经营性用户参与市场化交易。即执行电价为( )的用户参与市场化交易。
A.一般工商业;
B.大工业;
C.非居民;
D.非一般工商业和大工业;
[单选题]新入行柜面经理需进行不少于______天的临柜实习。
A.15天
B.30天
C.60天
D.90天
[单项选择]解决我国民族问题的基本原则是（）。
A. 坚持民族平等、民族团结和各民族共同繁荣
B. 铲除民族压迫，消除各民族之间事实上的不平等
C. 反对大汉族主义和地方民族主义
D. 爱国主义与国际主义相结合
[单选题]用户至上，坚持（）为用户服务的宗旨是职业守则的基本内容。
A.A、热情周到
B.B、全心全意
C.C、以人为本
D.D、相互帮助
[单选题]A-B-A-003 4 2 1
在需要实现保密通信的场合,为了保证所传信息的安全,人为地将被传输的数字序列进行()处理。
A.编码
B.调制
C.加密
D.解密
[填空题]
(11)It’s estimated that one-third of the countries of the world are very rich, and two thirds are very poor. People in the richer countries don’t understand the great differences between them and those in the poorer countries. A very simple example is that a dog or a cat in North America is better than a child in the poorer countries. (12)A fisherman in South America may catch the fish which is made into pet food while the children in poor countries are not getting enough to eat for their bodies to grow properly. (13)Although a lot of the world’s natural resources come from these poorer countries, (14)it’s the richer countries that decide what kind of price they are ready to pay for these resources. And (15)the prices the richer countries get from their exports, however, are always rising. So they are getting richer and richer, and the poorer countries are getting poorer.
What percentage do the poor countrie
[单项选择]再铁道附近进行工作能影响调车作业或行车安全时，工作负责人应事先与调车人员联系，做好安全措施，必要时应设（）。
A. 警告标示
B. 临时栏杆
C. 专人监护
[判断题]螺杆钻具要求钻井液含砂量大于％。（）
A.正确
B.错误
[单项选择]25岁，初孕妇，孕36周，B超声诊断为前置胎盘，阴道流血多，血压80/60-mmHg，宫口开大4.0cm，先露头棘上2.0cm，胎心尚好，最恰当处理是
A. 人工破膜
B. 剖腹产
C. 头皮钳
D. 产钳
E. 胎头吸引
[多项选择]施工成本计划的编制以成本预测为基础，编制施工成本计划的方法有（）。
A. 按施工成本构成编制施工成本计划
B. 按施工项目组成编制施工成本计划
C. 按施工进度编制施工成本计划
D. 按施工预算编制施工成本计划
E. 按总报价编制施工成本计划
[单项选择]The heavily-populated area was a breeding place for ______ diseases.
A. infectious
B. powerful
C. influential
D. suspicious
[判断题]委派会计(授权经理)必须对柜员违规操作行为进行制止、纠正，不得授意、指使、强令柜台人员违规操作。
A.正确
B.错误
[单项选择]一般而言，临时贷款的期限不应超过( )个月。
A. 9
B. 4
C. 3
D. 6
[单项选择]红霉素的不良反应主要是（）
A. 骨髓抑制、胃肠刺激
B. 肝、肾损害
C. 肾损害、胃肠刺激
D. 肝损害、胃肠刺激
E. 骨髓抑制、肝损害
[多选题]《铁路旅客车票实名制管理办法》中实行实名购买车票的，购票人应当提供乘车人的（ ）。
A.有效身份证件原件
B.身份证
C.户口薄
D.身份证原件的复印件
[多选题]【多选题】该事件暴露出以下哪些方面的问题（ ）
A.业扩工程管理有章不循、管理粗放。
B.配网调度异动管理不严肃，操作人员不认真、不负责。
C.培训教育不到位，人员安全意识淡薄、业务技能差。
D.安全管理工作责任不落实。
[判断题]进站、出站、进路和通过信号机的灯光熄灭，显示不明或显示不正确时，均视为停车信号。( )
A.正确
B.错误
[单选题]中国特色社会主义法律体系由（ ）个部分构成。
A.6
B.7
C.8
D.9
[判断题]引导员接车地点标，列车在距站界200m以外，不能看见引导人员在进站信号机或站界标处显示的手信号时，须在列车距站界200m外能清晰地看见引导人员手信号的地点设置。
A.正确
B.错误
[多项选择]下列关于推动高质量发展的必要性的说法正确的是（）
A. 是保持经济持续健康发展的必然要求
B. 是适应我国社会主要矛盾变化和全面建成小康社会、全面建设社会主义现代化国家的必然要求
C. 是遵循经济规律发展的必然要求
D. 是当前和今后一个时期确定发展思路、制定经济政策、实施宏观调控的根本要求
[单选题]当外界环境较好,无需进行屏蔽保护的场合,应采用( )。
A.无孔托盘槽道
B.有孔托盘槽道
C.组合式托盘槽道
D.大跨距电缆桥架
[判断题]>加热过程不会改变钢内的结晶组织。 ( )
A.正确
B.错误
[单项选择]引起锅炉受热面生成水垢的原因为（）。
A. 给水不断蒸发和浓缩
B. 受热面壁温升高
C. 烟温升高
D. 盐类腐蚀
[判断题]1. 馈线自动化故障状态监测主要用于快速查找故障点；故障处理主要是故障区域自动判断、指示与自动隔离；故障消除后迅速恢复供电功能。（ ）
A.正确
B.错误
[单项选择]Today, the world wide web can be used both to search information and to make it (31) to others. Information (32) on webpages is viewed by (33) of browser. The sources of information linked in this way can be located on any computer (34) is also part of the web. Each information source may be linked to an (35) number of other webpages. Hypertext and hyper- links allow users (36) as receivers of in- formation to (37) from one source of in- formation to another, deciding for themselves which information they wish to (38) .to their browser and which links they want to (39) The addresses of (40) can be found by using the hundreds of search engines Which provide (41) to databases which hold information on them. Once a webpage has been found, hyperlinks may point (42) other places of interest on the web. Addresses of webpages also appear in other more (43) media, such as magazines, newspapers and telev
A. hyperlinks
B. information
C. webpages
D. databases
[单项选择]锤造固定桥常采用焊接方法是（）
A. 转移焊接法
B. 前焊接
C. 后焊接
D. 离模焊接法
E. 连模焊接
[单选题]【LL】 运行中的瓦斯管道可用 ( )检查管道是否泄漏。
A. 仪器或皂水
B. 火焰
C. 人的鼻子闻
D. 动物试验
[判断题]全国建立统一的中华全国总工会对用人单位遵守劳动保障法律法规和规章的情况进行监督 ( )
A.正确
B.错误
[填空题]高速铁路行车组织工作，必须贯彻（ ）的方针，坚持（ ）、（ ）的原则。
