热门试题:
[单选题]发动机冒白烟的原因为( )。
A.烧机油
B.增压器坏
C.柴油中有水
D.供油时间过早
[填空题]Ⅰ型、Ⅱ型弹条中部前端下颚与轨距挡板离缝作业后不应大于( )mm。
[填空题]On making an offer, the interviewers transfer the controlling power to the candidates.
[多选题]OCC ISCS专业巡视项目有( )。
A.ISCS工作站
B.服务器
C.前置处理器
D.IBP盘
E.略
F.略
G.略
H.略
[单选题]按压ATO按钮后,司机需离开驾驶室时,应拉制动并通过手台报( )。
A.行调
B.场调
C.车站
D.队长
[判断题]闪光焊与气压焊的不同主要在于加热方式不同。( )
A.正确
B.错误
[单选题]持铁路乘车证乘车的人称为()。
A.顾客
B.旅客
C.承运人
D.职工
[单选题]允许速度不超过160km/h的线路,钢轨顶面上有长度大于50mm且深度大于10mm的掉块时,应判为( )。
A.重伤
B.轻伤
C.折断
D.核伤
[单选题]( )是指直接用于日常运营或生产的劳动作业产生的工时,包含准备时 间、作业时间、结束时间。
A.工作时间
B.间歇时间
C.直接工时
D.间接工时
[判断题]按照波源的不同,调节阀噪声可以分为机械噪声、流体噪声和电磁噪声,这三种噪声在调节阀上都会产生。(1.0分)
A.正确
B.错误
[单选题]科学发展观的核心立场是( )。 ( )
A.发展
B.以人为本
C.统筹兼顾
D.全面协调可持续
[单项选择]The roads between London and Edinburgh were ______ at night.
A. full of cars
B. busiest
C. not noisy
[单选题]通过掌上电力停电公告服务,客户可及时获知近( )内所在区域的计划停电信息,提前做好生产和生活用电安排。
A.五天
B.一周
C.半个月
D.一个月
[单选题]应定期对辖内信贷风险及监控工作开展情况进行汇总分析并向总行信用管理部报告的部门是____。
A. 一级分行客户部门
B. 二级分行客户部门
C. 一级分行信贷管理部门
D. 二级分行信贷管理部门
[判断题]
低压配电柜主要有开关电器,测量仪表,保护装置等设备。
(判断题)
A.正确
B.错误
[单项选择]For many years the Japanese have ________ the car market.
A. presided
B. occupied
C. operated
D. dominated
[单选题]下列气体有刺激性气味的是( )。
A.一氧化碳
B.氨气
C.瓦斯
D.二氧化碳
[填空题]America is frequently referred to as a "throw-away society", because ______ (大多数产品都是用过就扔的).
[判断题]商业助学贷款是运用金融手段支持教育,资助经济困难学生完成学业的重要形式。( )
[单项选择]下列不属于大便器冲洗装置的是()。
A. 高位水箱冲洗
B. 低水箱冲洗
C. 自闭式冲洗阀
D. 多孔管
[多选题]变压器后备保护动作的现象有()。
A.监控系统发出有载调压重瓦斯保护动作信息,主画面显示主变各侧断路器跳闸,各侧电流、功率显示为零。
B.保护装置发出变压器有载调压重瓦斯保护动作信息
C.监控系统发出复合电压闭锁过流保护、零序保护、间隙保护等信息,主画面显示主变相应断路器跳闸,电流、功率显示为零
D.保护装置发出变压器后备保护动作信息
[填空题]自动站间闭塞区段,出站色灯信号机显示两个绿色灯光时,准许列车由车站出发,开往( )。
[单选题]双母线接线采用双母线同时运行时具有单母线分段接线特点,以下说法正确的是 ( )。
A.双母线接线与单母线分段接线是等效的;
B.单母线分段接线具有更大的运行灵活性;
C.两者的设备数量一样;
D.双母线接线具有更大的运行灵活性。
[判断题]CRH1A动车组拖车制动切除需要进行① 打开U8区右侧裙板,关闭空气制动供风塞门;② 手摇各轴闸片拖,确认闸片离开制动盘;③ 在IDU上确认该车制动缸压力位0。
A.正确
B.错误
[单项选择]Liberal(自由)education is becoming the task of teachers. It is (56) not only to teach and learn knowledge, but also to develop a person’s (57) Its (58) is to teach each student to think for himself and make (59) decisions. Now liberal education has a great (60) on the world. Much work has been done to find better way of teaching.
In a liberal class, students are (61) to have their own thoughts and their own ideas when they have lessons which are often held in the form of (62) . They are properly guided to (63) the knowledge learned. Punishment (64) exists. Teachers and students are just like (65) .
The (66) is of course a perfect one if it can really be (67) However, it only exists in the imagination and will never be (68) We must (69) that children should at least be guided properly. Just close your eyes and think how many students will (70) the duties of a student if they are
A. habit
B. interest
C. character
D. body
[简答题]车削螺旋升角较大的右螺纹时,怎样决定螺纹车刀的两侧后角的数值?
[判断题]必须确认设备安全联锁报警装置处于完好,现场安全防护设施处于完整状态
A.正确
B.错误
[单选题](单选题,2分)
只有在()视图下,“超级链接”功能才起作用
A.幻灯片放映
B.幻灯片浏览
C.大纲
D.普通
[多选题]新版本迈瑞摄像头能够使用的灭菌方式有()
A.高温高压灭菌
B.低温等离子灭菌
C.戊二醛浸泡灭菌
D.环氧乙烷灭菌
[单项选择]
Any mistake made in the printing of a stamp raises its value to stamp collectors. A mistake on one inexpensive postage stamp has made the stamp worth a million and a half times its original value.
The mistake was made more than a hundred years ago in the British colony of Mauritius, a small island in the Indian Ocean. In 1847 an order for stamps was sent to a London printer. As a result, Mauritius was to become the fourth country in the world to issue stamps.
Before the order was filled and delivered, a ball was planned at Mauritius’ Government House, and stamps were needed to send out the invitations. A local printer was told to copy the design for the stamps. He accidentally inscribed (记下) the words "Post Office" instead of "Post Paid" on the several hundred stamps that he printed.
Today there are only twenty-six of these misprinted stamps left: fourteen One Penny Orange— Reds and twelve Two Penny Blues. Because of the Two
A. price
B. inscription
C. size
D. color
[多选题]钢轨接头夹板断裂或钢轨接头夹板螺栓脱落( )颗,禁止列车通行
A.1
B.2
C.3
D.4
E.5
[多选题]所有上岗人员,都必须经过( ),( )上岗。
A.A、培训、考试合格
B.B、培训、持证
C.C、持证
D.D、考试
[填空题]从我国医院药剂科管理模式为(),目标管理,量化管理,(),责任制模式。
[单选题]电气测绘前,先要了解原线路的控制过程、( )、控制方法和布线规律等。
A.控制顺序
B.工作原理
C.元件特点
D.工艺
[单项选择]人如长时间暴露在( )噪声环境中,将导致永久性的听力损伤。
A. 100分贝
B. 120分贝
C. 85分贝
[单项选择]评估大中型网络的核心骨干(主干)交换机性能时,通常最关心的指标是______,与该参数密切相关的参数或项目是______。
A. CPU主频及Flash容量
B. 背板交换速度
C. 端口类型及数据率
D. 扩展槽数量