热门试题:
[判断题]线路标志包括:公里标、半公里标,站界标,曲线标,圆曲线和缓和曲线的始终点标,桥梁标,隧道(明洞)标,坡度标,以及铁路局、工务段、线路车间、线路工区和供电段的界标( )
A.正确
B.错误
[单选题]处理突发公共卫生事件应坚持()原则。
A.先人后物
B.先疏散再隔离
C.先处理后汇报
D.先观察后处理
[判断题]在线路停电时进行工作,工作负责人在班组成员确无触电等危险的条件下,可以参加工作班工作。
A.正确
B.错误
[单选题] 年7月1日,( )全线建成通车,铁路全长1956公里,最高点海拔5072米,是世界上海拔最
高、线路最长的高原铁路。
A. 川藏铁路
B. 青藏铁路
C. 兰新铁路
D. 成渝铁路
[单项选择]矿井高压电网必须采取措施限制单相接地电容电流不超过()A。
A. 20
B. 25
C. 30
D. 35
[单选题]兆欧表由( ),手摇发动机和测量线路组成。
A.电磁系比率表
B.磁电系比率表
C.电流表
D.电动系电压表
[判断题]互感器极性判断测试时,要将直流电源和仪表的同极性端接绕组的同名端。
A.正确
B.错误
[填空题] At present groups of scientific workers, often 【26】 by their governments, spend their time in 【27】 the 【28】 of earthquakes. It is very 【29】 that they will be able to 【30】 earthquakes or influence the direction of their movements, which are determined by events far below the surface of the earth. But the facts they report and the theories 【31】 by those facts may enable scientists to 【32】 the centers of future earthquakes and even 【33】 the time of their 【34】 . It is only when the 【35】 of events that we call an earthquake can be seen as a pattern that predictions can be made. Part of this pattern is external and 【36】 or capable of being recorded by 【37】 instruments above the earth’’ s surface. Scientists and engineers studied the 【38】 of the San Francisco earthquake. The city was rebuilt, and new features were 【39】 to strengthen buildings and maintain a 【40】 water supply in the event of another earthquake. The water mains ( = main pipes) were fitted with control valves which would ena
A. A.efforts
B.afford
C.affects
D.effects
[多选题]需要在工作票备注栏中标注的内容有()。
A.变更工作班成员
B.变更工作负责人
C.变更或增设安全措施
D.变更工作内容
[判断题]所谓线损率系指线路上损耗的电能与线路始端输入电能的比值( )
A.正确
B.错误
[单项选择]二极管桥式整流电路,需要()二极管。
A. 2只
B. 4只
C. 6只
D. 8只
[单选题](36656)混凝土外观检查中截面尺寸不得大于设计标准的( )。(1.0分)
A.10mm
B.8mm
C.15mm
D.20mm
[单选题]双线区段,在站界标至出站道岔的线路上施工,移动停车信号应设置在( )处线路中心。
A.距施工地点20M
B.距施工地点50 M
C.距施工地点60M
D.基本轨接头处或警冲标相对
[单项选择]检查松动度时,Ⅱ度松动是指牙齿近远中或颊、舌向的松动幅度在
A. 0.5mm以内
B. 0.6~0.9mm
C. 1~2mm
D. 2.1~2.9mm
E. 3mm以上
[判断题]()由于烟叶的调制方法不同,因而形成了晒烟.晾烟.熏烟.烤烟4种烟草基本类型。
A.正确
B.错误
[单选题]( )是为了弥补运行中因浮充电流调整不当造成了欠充,补偿不了阀控式密封铅酸蓄电池自放电容量的亏损而进行充电。
A.均衡充电
B.浮充电
C.补充充电
D.都不对
[单选题]A pair of spectacles _______ what I need at the moment.
A. is
B. are
C. has
D. have
[单选题]与先天性甲状腺功能减低症患儿的体温过低有关的因素是()
A.摄入的维生素明显减少
B.保暖不良
C.新陈代谢减慢
D.肠蠕动减慢
E.其余选项都不是
[判断题]2.42 属于机动车因故不在我国境内使用或者因质量问题退车的,机动车所有人申请注销登记前,应当将涉及该车的道路交通安全违法行为和交通事故处理完毕。
A.正确
B.错误
[判断题]每周进行的质控措施,与前一次间隔时间不得小于 5 天;每月开展的质控措 施应在每月 15 号之后进行 ( )
A.正确
B.错误
[判断题]天窗维修作业在指定的时间内完成并销记后,列车调度员不再发布维修作业结束恢复行车的调度命令。( )(应知应会-《技规》第231条)
A.正确
B.错误
[判断题]通过有倒塌、坍塌或坠落物危险区域时,应在陈旧、烧损的房檐及窗口下方架设拉梯。()
A.正确
B.错误
[判断题]发生危险化学品事故,有关地方公安消防部门应当做好指挥、领导工作。 ( )
A.正确
B.错误
[简答题]某16位微机中,若主存储器容量为512KB,按字节编址,那么主存的地址寄存器至少应该有几位?主存的数据缓冲寄存器应该有几位?
[多选题]高速《技规》规定,车辆段应设在( )。
A.编组站
B.国境站
C.枢纽
D.始发终到旅客列车较多的地区
[单项选择]根据GB 50198,闭路监视电视系统是利用视音频技术实时显示监视场所图像或播放监视场所声音,并记录现场图像或声音的()。
A. 电子系统
B. 监控系统
C. 安防系统
D. 有线系统
[多项选择]下列关于建设项目的描述中,正确的有( )。
A. 建设项目的约束性条件构成建设项目的目标包括质量目标、进度目标、投资目标
B. 分部工程是按照单位工程的工程部位、专业性质和设备种类划分,是单项工程的组成部分
C. 分项工程是施工安装活动的基础单元,是工程质量的直接过程
D. 单项工程是指具有独立设计文件,建成后可以独立发挥生产能力或效率的一组配套齐全的工程项目
E. 分组工程一般是按照主要工程、材料、施工工艺、设备类别等进行划分,是分部工程的组成部分
[单选题]高温可造成体温的调节障碍,由于体内蓄热,体温升高。水盐代谢平衡紊乱,导致体内酸碱平衡和渗透压失调。( ),加重心脏负担,血压下降等很多伤害。
A.脉搏加快,皮肤血管扩张及血管紧张度增加
B.脉搏加快.气不过够用
C.皮肤血管扩张及血管紧张度增加
[填空题]轮胎发生侧偏时,会产生作用于轮胎绕OZ轴的力矩,该力矩称为()。
[单选题]坚持党的基本路线不动摇的关键是( )。
A.坚持四项基本原则不动摇
B.坚持改革开放不动摇
C.坚持党的领导不动摇
D.坚持以经济建设为中心不动摇
[单选题]《普速铁路行车组织规则》中规定,( )或者其他重要任务的军事运输,应当提高军用列车等级。
A.执行作战
B.紧急战备
C.抢险救灾
D.以上都是
[单选题]一切电话中断后,连续发出同一方向的列车时,两列车的间隔时间,应按( )另加3 min,但不得少于13min。《技规》
A.《站细》规定的运行时间
B.《行规》规定的运行时间
C.《技规》规定的运行时间
D.区间规定的运行时间
[单项选择]
For the (26) month,
mysterious falls of large chunks of ice (冰雹) (27) rained down
on Spain and Italy. Juana Sanchez, a 70-year-old woman in Almeria, southern
Spain, was knocked(28) when she was struck on the
shoulder by a falling ice chunk (29) she walked in a
street (30) her home. On January 12, just about 200 miles
away in Seville, a man narrowly (31) serious injury when a
9-pound ball of ice (32) into his car. (33)
the evening of January 27 priests at the Salesian monastery in
L’Aquila, Italy were startled by a loud crash. (34) the
noise, they discovered a large chunk of ice on their yard, (35)
intact. Upon examination, the block of ice (36) in
at 2 kilograms and no source (37) . On the same day, about
100 miles northeast in Ancona, Italy, the local officials were called to
investigate the report of a man (38) was struck (39)
the head by all kilogram chunk of ice that apparently fell from the
sky. Spain and Italy aren’t the only European (40)
getting attacked by huge ice blocks in January. On January 2 in
Surrey, England (southwest of London), an East Indian man was walking through
Newton Athletic Park when he (41) a strange whistling sound
overhead. Seconds (42) ,a large hunk of ice fell out of the
clear blue sky and pounded into the soft ground, shattering over a 50-foot-wide
area. The ice dug a hole of a foot deep and a foot in diameter. Even the
shattered remains of the mystery ice were as large as tennis balls and were
described as opaque (43) no unusual color or smell.
Although eyewitnesses to the phenomenon report that they did not see
anything in the sky that could account (44) the ice,
scientists had to come up with a rationalization. Professor Jesus Martinez
Frias, the geologist investigating the ice falls in Spain, told BBC News that
the ice pieces had probably been (45) through sudden
temperature drops in the stratosphere. This was the most likely explanation, he
said, for the "very unusual" phenomenon. |
A. last
B. past
C. passed
D. early
[单选题] 006246(单选题).汽车在修理过程中,其维修质量取决于汽车修理的()。
A.工艺规程
B.工艺设备
C.工作人员的工作素质
D.工艺规程、工艺设
备、工作人员的工作素质都对
[单项选择]According to the author, the packaging industry is_______.
A. full of capable people.
B. rather disorganized.
C. very worried about waste.
D. full of people with different opinions.
[单选题]1994-69.导致泄泻的根本病理在于
A.脾虚湿盛
B.食滞肠胃
C.脾胃虚弱
D.感受外邪
E.肾阳虚衰
[单选题]洛阳市轨道交通实行一人一票制,对于无票乘车的(不包括身高1.3米以下的儿童)按 规定应补()票价。
A.出闸站线网最高
B.单程
C.本次车资付费出站
D.免费
[多选题]施工现场用电与一般工业或居民用电相比具有下列( )的特点。
A.临时性
B.长期性
C.固定性
D.流动性
E.危险性
[单项选择]健康调查量表(SF-36)适用于()
A. 患者生命质量的测量
B. 慢性病患者生命质量的测量
C. 癌症患者生命质量的测量
D. 感染性疾病患者生命质量的测量
E. 普通人群生命质量的测量