热门试题:
[单选题]钢丝绳端部用绳卡固定连接时，绳卡间距不应小于钢丝绳直径的()倍。
A.3
B.6
C.5
D.4
[单项选择]混凝土的强度等级是根据( )来确定的。
A. 立方体抗压强度
B. 抗拉强度
C. 抗折强度
D. 抗凝强度
[单选题]____是一个国家、一个民族发展中更基本、更深沉、更持久的力量。(1.0分)
A.道路自信
B.理论自信
C.制度自信
D.文化自信
[单选题]一级动火作业时，（ ）必须到现场检查确认危险源辨识无遗漏、安全措施确认到位以后，逐级审批。
A. 动火人、车间主任、安全科
B. 现场监火人、车间主任、安全科
C. 现场监火人、车间主任、安全科、安全主管经理
[单选题]在PC中,可以通过编程器修改或增删的是( )。
A.系统程序
B.用户程序
C.工作程序
D.任何程序
[判断题]电动节流控制箱电机转向与标识要一致。
A.正确
B.错误
[多选题]开氏法测定( )的含氮量时,或消化时间过长或测定结果偏低。
A. 年老褐煤
B. 年轻烟煤
C. 焦炭
D. 年老无烟煤
[单项选择] Take the case of public education alone. The principal difficulty faced by the schools has been the tremendous increase in the number of pupils. This has been caused by the advance of the legal age for going into industry and the impossibility of finding a job even when the legal age has been reached. In view of the technological improvements in the last few years, business will require in the future proportionately fewer workers than ever before. The result will be still further raising of the legal age for going into employment, and still further difficulty in finding employment when that age has been attained. If we cannot put our children to work, we must put them in school.
We may also be quite confident that the present trend toward a shorter day and a shorter week will be maintained. We have developed and shall continue to have a new leisure class. Already the public agencies for adult education are swamped by the tide that has swept over them since the depression began
A. Educated people are determined to use part of the Federal funds to help the poor.
B. People all over the country should make contributions to education in the interest of the next generation.
C. Citizens of all parts of the country agree that the best way to support education is to use Federal funds.
D. Only by appropriating adequate Federal funds for education can the next generation have a bright future.
[单项选择]当久期缺口为（）时，如果市场利率下降，流动性也随之减弱；如果市场利率上升，流动性也随之增强。
A. 正值
B. 负值
C. 零
D. 无法判断
[单选题]振动指数大于多少 时VIB N1 闪动？
A.4
B.5
C.6
D.7
[单选题]光盘和硬盘都是通过（）存储数据的。
A.光介质
B.磁介质
C.物理介质
D.化学介质
E.略
F.略
G.略
H.略
[判断题]( )离心泵抽空时,会发出异常声音。
A.正确
B.错误
[单选题]铲冰除雪地面作业，接近建筑物时，应重点针对（ ）坠落伤害作评估预防。
A. 屋檐冰锥
B. 屋面积雪
C. 窗户玻璃
D. 玻璃幕墙
[单项选择]热工监督“三率”指标应达到如下要求：――仪表准确率、保护设入率、自动投入率分别不低于（）
A. 100%、99%、95%；
B. 100%、100%、97%；
C. 95%、95%、95%；
D. 100%、100%、95%。
[判断题]广东海鸿变压器有限公司是开平市纳税大户。
[单项选择]（）一般仅用来制作简单的裱型及装饰，不能用于比较复杂的裱型制作。
A. 黄油酱
B. 鲜奶油
C. 糖粉酱
D. 吉士酱
[单选题]紧急牵引模式，限速( ）。
A.10km/h
B.35km/h
C.45km/h
D.50km/h
[单选题]工厂区低压架空线路的对地距离应不低于( )。
A.4.5m
B.5.0m
C.7.5m
[判断题]在悬架伸张(车桥与车架相对远离)行程内,减振器阻尼力应较小,以求迅速减振。 ( )
A.正确
B.错误
[单项选择]
A king once (1) seriously ill. His doctors and wise men tried cure (2) cure. But nothing (3) . They were ready to (4) hope when the king’s old servant spoke up. He said, "If you can find a happy man, take the shirt from his back and (5) it on the king, then he will (6) "So the king’s officials rode (7) throughout the kingdom, yet nowhere (8) a happy man. No one seemed (9) ; everyone had some complaints. If a man was rich, he never had enough. If he was not rich, it was someone else’s (10) . If he was (11) , he had a bad mother-in-law. If he had a good mother-in-law, he was catching a cold. Everyone had something to complain about. (12) , one night the king’s own son was passing a small cottage (13) he heard someone say, "Thank you. I’ve finished my daily labor, and helped my fellow man. My family and I have eaten our fill, and now we can (14) and sleep in peace. (15) more could I want" The prince was very happy (16) a happy man at
A. while
B. which
C. whenever
D. when
[判断题]企业安全费用的提取，要根据地区和行业特点，分别确定提取标准，由企业自行提取，专户专用，专项用于安全生产。( )
A.正确
B.错误
[判断题]反映计算机存储容量的基本单位是字节。
A.正确
B.错误
[填空题]环境现状调查与评价的内容（），经济、社会现状评价，污染评价。
[填空题]（）负责指导单元对危险化学品生产、储存、使用的工艺安全管理。
[判断题]中队中队指挥员助理由中队班长担任,其职责共有三条。( )
A.正确
B.错误
[多选题]消防员防护头盔是用于保护消防员( )(中)
A.肘部
B.脚部
C.头部
D.颈部
E.面部的防护装具
[多选题]专责监护人应负责明确()。
A.被监护人员
B.和监护范围
C.安全措施
D.工作职责
[单项选择]宜用于黏土、含砾石的土和一般土层均可使用的桩锤是( )。
A. 落锤
B. 单动汽锤
C. 双动汽锤
D. 振动桩锤
[单选题]线路保养质量评定标准规定，钢轨接头顶面或内侧面错牙大于( )时，每处扣41分。
A.1MM
B.2MM
C.3MM
D.4MM
[单选题]乘客持泉城通无法出站，若为人为折损，则（ ）。
A.A、发免费出站票，填写乘客事务处理单
B.B、边门放行
C.C、发付费出站票出站
D.D、使用工作票为乘客刷闸出站
[多选题]国际标准集装箱运输车辆享受通行费优惠的条件是（ ）
A.A.装载的是国际标准集装箱
B.B.超限5%以下
C.C.箱体是活动的
D.D.四轴及以上车辆
[多选题]列车重量应根据（ ）及其设备条件确定。
A.列车运行速度
B.机车牵引力
C.区段内线路状况
D.牵引机车类型13值区技规普速第247条
[单项选择]多层楼道保洁（）一次清扫采光井内卫生；做到无纸屑、果皮等杂物。
A. 每天
B. 每周
C. 每季
D. 每年
[填空题]指令和数据都存放在存储器中，（ ）能自动识别它们。
[单项选择]患者女，42岁，因“乏力，伴轻微恶心、食欲减退6个月余”来诊。查体：P80次/min，BP140/70mmHg；轻度贫血貌；心、肺未见明显异常；双下肢不肿。实验室检查：Hb101g/L，SCr260μmol/L；尿蛋白（+++），尿隐血（＋）。为进一步明确诊断，相关检查不包括（）。
A. 24h尿蛋白定量
B. 泌尿系统超声
C. 肾穿刺活检
D. 血液免疫学检查
E. 静脉肾盂造影
[单项选择]路由器具有数据通道功能和（）通道功能。
A. 管理
B. 检测
C. 控制
D. 维护
[单项选择]下列关于比利时的介绍中，正确的是（）。
A. 比利时是一个联邦制国家
B. 比利时是一个单一制国家
C. 比利时是一个总统共和制国家
D. 比利时是一个议会共和制国家
