热门试题:
[单选题]道岔故障接报阶段,不需要通知哪个专业( )。
A.A.信号
B.B.工务
C.C.屏蔽门
D.D.故障车站
[单项选择]PVA为()
A. 血药浓度-时间下面积
B. 二氯二氟甲烷
C. 表面活性剂的亲水亲油平衡值
D. 生物利用的程度
E. 聚乙烯醇
[多选题] 资质单位应当对参与涉密信息系统集成项目的( )人员进行登记备案,对其分工作出详细记录
A. 管理
B. 技术
C. 工程施工
D. 安保
[单选题]收发国家秘密载体,应当履行()手续。
A.清点、登记、编号、签收等
B.交接
C.签字
D.移交
[判断题]确定钻井液的滤失量时,以井下情况正常为原则。
A.正确
B.错误
[填空题]{{B}}Part A{{/B}}
{{I}} You will hear a passage about Tokyo. Listen and complete the sentences in questions 1~5 with the information you have heard. Write not more than 3 words in each box. You will hear the recording twice. You now have 25 seconds to read the table below.{{/I}}
The writer think that the worst time to go into the street is when______. ______ 1
Japanese trains leave and arrive______. ______ 2
In Tokyo trains, every Japanese sitting in the seat______. ______ 3
From the writer’s observation, we can see that fires break out______. ______ 4
The writer hates Tokyo because the city is______. ______ 5
[多项选择]伤寒皮疹的特点有()
A. 多见于病程第7~13天
B. 直径2~4mm
C. 多在10个以上,分批出现
D. 多分布于胸腹部
E. 多在2~4天内消退
[单项选择]下列日常生活中的做法,不正确的是( )。
A. 煮粥的时候加点白莲,可防治失眠
B. 大蒜性温,阴虚火旺及慢性胃炎、胃溃疡病患者适宜多吃
C. 不能同时吃红薯和香蕉
D. 不喝一次性纸杯装的第一杯热水
[单选题]不填用工作票的低压电气工作可()进行。
A.两人
B.三人
C.单人
D.单人监护
[单项选择]成本分析表包括( )和最终成本控制报告表。
A. 直接成本控制表
B. 月度成本分析表
C. 间接成本分析表
D. 年度成本分析表
[判断题]不得随意拆除未采取补强措施的受力构件。
A.正确
B.错误
[判断题]发生事故后应立即拨打119和120,以尽快得到消防队员和急救专业人员的救助。
A.正确
B.错误
[单选题]"作业区域的气体检测范围应从在动火点延伸到工作点周围( )处。
A.10m
B.5m
C.15m
D.20m"
[单项选择]在下列尿路结石对泌尿系统的危害中哪项是错误的()
A. 直接损伤
B. 泌尿系梗阻
C. 泌尿系感染
D. 诱发痛风
E. 泌尿系恶性变
[判断题]几种单质肥料混合而成的肥料不能称为复合肥料。
[单选题]患者心烦,口干不喜饮,身热,以夜间为甚,月经先期、量多,脉细数,舌红绛。辨析其证候是
A.血虚
B.血寒
C.血热
D.血瘀
E.气滞
[多选题] 转贴现分为( )贴现
A.转入
B.转出
C.再转
[单选题]SW-220K型转向架最高试验速度为( )。
A.160km/h
B.200km/h
C.250km/h
D.300km/h
[单项选择]营改增在现行增值税17%标准税率和13%低税率基础上,新增()和()两档低税率。
A. 11%和3%
B. 11%和6%
C. 6%和3%
D. 3%和0%
[填空题](62386)为改善低速时的电阻制动性能,东风8B型内燃机车设置( )。(2.0分)
[简答题]高速铁路无缝线路在什么情况下应进行应力放散或应力调整?
[单选题]维修保养单位应按照使用说明书及合同的规定,对承揽维护保养的建筑起重机械进行保养、维修。维修、保养应做记录,维保人员应当签字,( )应当留存一份。
A.使用单位项目部
B.出租单位
C.安装单位
D.监理单位
[单选题]()设备必须保证在一个区间内,在同一时间里只能允许一个列车占用。
A.闭塞
B.信号
C.半自动闭塞
D.自动闭塞
[单选题]大学生心理健康日5.25是利用其谐音
A.我想我
B.我是我
C.我要我
D.我爱我
[单选题]Ⅱ型消防安全吊带设计负荷为2.67 kN,固定于腰部、大腿或臀部以下部位,适用于( )
A.救助群众
B.救援
C.紧急逃生
D.自救
[判断题]《铁路旅客运输服务质量规范》中规定,遇列车空调故障时,有条件的,将旅客疏散到空调良好的车厢。
A.正确
B.错误
[单项选择]在原电池(一)2n(s)|Zn2+(c1)||(H+(c2)|H2(g,F),Pt(s)(+)中有两个电极,下述电极符号中错误的是(
)。
A. ( Zn2+(c1)IZn(
B. ( H+(c2),H2(g,
C. ( H+(c2)
D. ( Pt(,H2(g,
[填空题]I can remember times when, like children, my brothers and I 76.______
would all point at one another when asking who was to blame 77.______
for wrong deeds. Unfortunately, it usually resulted in all three of 78.______
us getting beatings. Once, however, I didn’t manage to save myself 79.______
from a beating by telling my mother I had only one good hairbrush, 80.______
as she’d broken all other ones in the beatings. She thought she had 81.______
better not to use her last hairbrush and, instead, gave me a warning. 82.______
The excuses of children are not always successfully, but 83.______
now and then there is one that it will cause a parent to forgive 84.______
them. Maybe this is because children keep thinking them up. 85.______
[单选题]焊接材料影响焊缝的化学成分及其组织,因此也影响焊缝的( )。 【单选题】
A.性能
B.成形
C.尺寸
[单项选择]Painting has been continuously practiced by humans for some 20,000 years. Together with other activities (31) ritualistic in origin but have come to be designated as artistic (such as music or dance), painting was one of the earliest ways in which man (32) to express his own personality and his (33) understanding of an existence. (34) music and dance, however, examples of early forms of painting have survived to the present day. The modern eye can derive aesthetic as well as antiquarian satisfaction (35) the 15,000-year-old cave murals of Lascaux--some examples (36) to the considerable powers of draftsmanship of these early artists. And painting, like other arts, exhibits universal qualities that (37) for viewers of all nations and civilizations. The major (38) examples of early painting anywhere are found in Western Europe. But long ago, the areas in which important paintings were executed (39) to the eastern Mediterra
A. emerging
B. emergency
C. merging
D. merger
[单选题]综合保障有力,战备( )和保障要素齐全,遂行任务保障及时到位。
A.物资装备
B.物资器材
C.装备器材
D.车辆装备
[单选题]QC小组组建的原则:自愿结合、形式多样、方便活动、( )。
A.行政指导
B.科学合理
C.易出成果
D.自上而下
[单选题]集团公司安全文化建设示范企业评价标准:对员工()之外的安全行为进行观察和干预
A.思想内容
B.八小时
C.行为内容
[简答题]四显示自动闭塞区段,进站色灯信号机显示一个 灯光时,准许列车按限速要求经道岔直向位置进入
站内正线准备停车。
[单项选择]在电子电路中,集成运算放大器的开环输入电阻可视为()。
A. 0
B. 恒定值
C. 根据电路需要为可变值
D. 无穷大
[判断题]在工作地点应设置“从此进出!”的标示牌。
A.正确
B.错误
[单选题]飞机应急撤离的能力,载有旅客的飞机在地面移动之前,至少有( ) 地板高度出口供旅客用于正常或者应急手段撤出飞机:( )
A. 1 个
B. 2 个
C. 3 个
D. 4 个
[单选题]搭设高度超过24m的落地式双排钢管扣件脚手架、碗扣式脚手架、盘扣式脚手架,正确的是()。
A.支架立杆2m高度的垂直偏差控制在25mm
B.连墙件偏离主节点的距离不应大于250mm
C.三步三跨或50m2范围内必须设置一个连墙件
D.专人监测满堂支撑架搭设过程中,架体位移和变形情况
E./
F./