热门试题:
[多项选择]以下何者不是"惊悸"的表现特点（）
A. 多与情绪有关
B. 多由久病体虚，心脏受损所致
C. 多为阵发，病情较轻
D. 不受精神因素影响，活动加重
E. 不发时亦兼见脏腑虚损症状
[单项选择]因作业需临时拆除或变动安全防护设施时（）经有关负责人同意，采取相应可靠措施，作业后立即恢复。
A. 不须
B. 必须
C. 拆除后
[判断题]起重机作业过程中若出现异常，操作人员应立即离开现场，汇报上级领导，联系检修人员检修桥式起重机。
A.正确
B.错误
[单选题]关于信号检修作业的“三不动”错误的是（）
A.未联系登记好不动
B.对设备性能、状态不清楚不动
C.其他专业设备出现异常帮忙修复
D.正在使用中的设备（指已办理好进路或闭塞的设备）不动
[判断题]在有突水威胁区域进行采掘作业按规定进行探放水的，属于煤矿重大安全生产隐患。 ( )
A.正确
B.错误
[单选题]《旅客列车运行组织及晚点处置办法》第二条规定，铁路局客运调度员要主动掌握（ ）正晚点情况。
A.旅客列车
B.行包专列
C.货运列车
D.行邮列车
[多选题]电流互感器本体及引线接头发热，下列哪些情况下应加强监视，按缺陷处理流程上报（）。
A.本体热点温度超过50℃
B.本体热点温度超过55℃
C.引线接头温度超过80℃
D.引线接头温度超过90℃
[单选题](2019年)宝宝六个月了，爸爸妈妈逗她时，她会微笑；见到陌生人时，她没有什么表情。根据鲍尔比的依恋理论，宝宝正处于( )。
A.前依恋关系阶段
B.形成中的依恋关系阶段
C.鲜明清晰的依恋关系阶段
D.纠正目标的依恋关系阶段
[单项选择]物业的车辆管理人员应包括（）。
A. 车辆交通的疏导人员
B. 客户服务人员
C. 园区巡视人员
D. 道路清洁人员
[判断题]（ ）允许速度为120（不含）～160km/h的线路，起道作业收工时，顺坡率不应大于2.0‰。
A.正确
B.错误
[单项选择]需要包煎的是（）
A. 鹿角胶
B. 旋覆花
C. 降香
D. 西红花
E. 桂枝
[多选题]当现场同时使用固定半固定泡沫灭火系统车载泡沫进行灭火时,应确保泡沫( )一致,防止混打错打,影响泡沫灭火效率。
A.比例
B.种类
C.大小
D.倍数
[判断题]新参加工作的人员、实习人员和临时参加工作的人员（管理人员、非全日制用工等）应经过电力通信安全知识教育后，方可参加制定的工作。
A.正确
B.错误
[单项选择]关于车辆齿轮油下列说法错误的是？（）
A. 车辆齿轮油是指汽车驱动桥、变速器、转向器等齿轮传动机构用的润滑油
B. 有些齿轮传动所承受的压力高达2.5～4.0Mpa，要求齿轮油具有良好的极压抗磨性
C. 齿轮油在低温下应能保持必要的流动性
D. 汽车齿轮油的工作温度变化范围很大，因此应具有良好的粘温特性
[单项选择]The sea looks very beautiful when the sun is shining on it. It can be very terrible when there is a strong wind. The sea is very big. It covers three quarters of the earth. The sea is also very deep in some places. There is one place, the sea is about 11 kilometers(公里)deep there. The highest mountain in the world is about 9 kilometers high. If that mountain was put into the sea at that place, there would be still 2 kilometers of water above it!
In most parts of the sea, there are plenty of fishes and plants. Some live near the top of the sea. Others live deep down. There are also a lot of small living things. Lots of fishes live by eating them.
The sea can be very cold. When people go down, the sea becomes colder and colder. Only some men can go down into the deep sea. But in 1970, five women scientists(科学家)lived in the deep sea for fourteen days.
The temperature(温度)of the top of the sea is higher than the temperature of the deep sea.
A. Right.
B. Wrong.
C. Doesn’t say.
[判断题]进入电缆井、电缆隧道前，应用气体检测仪检查井内或隧道内的易燃易爆及有毒气体的含量是否超标，并做好记录。()
A.正确
B.错误
[多选题]国家发展改革委每年对(____)等情况组织开展自评,并分析专项执行中存在的困难和问题,提出相关政策措施建议。
A.绩效目标确定;
B.绩效目标实现;
C.投资计划执行;
D.投资项目管理
[单选题]仪器的性能仅与仪器有关，如仪器的（ ）、水平线性和动态范围等。
A.垂直线性
B.盲区
C.双峰
D.使用寿命
[单项选择]
A. check
B. smell
C. try
D. examine
[单项选择]下列选项中，( )是PowerPoint 2003所未有的。
A. 普通幻灯片视图
B. 放映视图
C. 备注视图
D. 联机版式视图
[单选题]>驼峰控制台上应有信号机的显示状态、道岔位置、轨道电路区段的占用情况及邻接( )区的有关表示。
A.联锁
B.站场
C.区间
D.场间
[单项选择]下列哪项是人工主动免疫的生物制品（）
A. 抗毒素
B. 丙种球蛋白
C. 转移因子
D. 胸腺素
E. 类毒素
[多项选择]有关单位有下列哪些情形之一的，由所在地履行统一领导职责的人民政府责令停产停业，暂扣或者吊销许可证或者营业执照，并处五万元以上二十万元以下的罚款；构成违反治安管理行为的，由公安机关依法给予处罚（）
A. 未按规定采取预防措施，导致发生严重突发事件的
B. 未及时消除已发现的可能引发突发事件的隐患，导致发生严重突发事件的
C. 未做好应急设备、设施日常维护、检测工作，导致发生严重突发事件或者突发事件危害扩大的
D. 突发事件发生后，不及时组织开展应急救援工作，造成严重后果的
[单选题]血液中酒精含量达到( )以上时,驾驶员的技能会受到影响,辨色能力降低,增加反应错误几率。
A..0.2mg/ml
B.0.5mg/ml
C.1.0mg/ml
D.1.5mg/ml
[单选题] 任何职业道德的适用范围都是( )。
A.普遍的
B.有限的
C.无限的
D.不特定的
[填空题]腧穴的治疗作用主要有（）、（）和特殊作用3个方面。
[单选题]下列哪项不属于大叶性肺炎的特征( )
A.通常一周后病变消散
B.受累肺叶通气良好
C.有时肺发生纤维化
D.常由肺炎球菌引起
E.肺泡内充满纤维蛋白性渗出物
[单项选择]Baekeland and Hartmann report that the "short sleepers" had been more or less average in their sleep needs until the men were in their teens. But at about age 15 or so, the men voluntarily began cutting down their nightly sleep time because of pressures from school, work, and other activities. These men tended to view their nightly periods of unconsciousness as bothersome interruptions in their daily routines.
In general, these "short sleeps" appeared ambitious, active, energetic, cheerful, conformist(不动摇) in their opinions, and very sure about their career choices. They often held several jobs at once, or workers full- or part-time while going to school. And many of them had a strong urge to appear "normal" or "acceptable" to their friends and associates.
When asked to recall their dreams, the "short sleepers" did poorly. More than this, they seemed to prefer not remembering. In similar fashion, their usual way of dealing with psychological problems was to deny that the prob
A. are ideally vigorous even under the pressures of life
B. often neglect the consequences of inadequate sleep
C. do not know how to relax properly
D. are more unlikely to run into mental problems
[判断题]、 在复审期间内中断从事持证项目超过 12 个月的特种设备作业人员复审不合格。
A.正确
B.错误
[多选题]形成泡沫渣的条件为（ ）。
A.要有足够的气体进入熔渣
B.气体的体积小于氧化物的体积
C.熔渣本身有一定的发泡性
D.增大钢、渣、气反应接触面积
[判断题]铁路局须在列车运行图中明确规定列检作业场的列车技术作业方案。
A.正确
B.错误
[单项选择]前列腺增生症最早的症状是（）
A. 排尿困难
B. 排尿时间延长
C. 夜尿次数增加
D. 排尿不尽
E. 残余尿增加
[判断题]探头的工作频率主要取决于晶片的厚度和超声波在晶片材料中的传播速度。
A.正确
B.错误
[单项选择]下列不属于（1941—1942）中共为克服敌后抗日根据地的困难而采取的措施有（）。
A. 进行反"扫荡"
B. 开展大生产运动
C. 开展整风运动
D. 掀起"一二•九"运动
[单选题]板坯铸机结晶器专家系统时利用（ ）排热电偶测温曲线进行漏钢预报
A.1
B.2
C.3
D.4
[判断题]会计人员有违反单位会计核算规则、单位会计监督规则以及单位会计人员任用要求等《中华人民共和国会计法》所规定的相关行为的，县级以上人民政府财政部门应当吊销其会计从业资格证书。（）
[单选题]分包单位应当服从建筑施工总承包单位的安全生产管理,分包单位不服从管理导致生产 安全事故的,由分包单位承担()责任。
A.全部
B.主要
C.次要
D.连带
[简答题] What Easter’’s all about
Easter is the most important festival in the Christian calendar. It is the commemoration of Jesus’’ death and his rising from the dead, also known as the resurrection. It comes at the end of Lent. The week leading up to it is called Holy Week. Palm Sunday is the first day of Holy Week and celebrates Jesus’’ arrival in Jerusalem riding on a donkey. Crowds of people came out of the city to greet him, throwing down palm branches on the road. Many churches give out small crosses made from palm leaves, as a reminder of Jesus’’ entrance into Jerusalem and his death on the cross. On Thursday Christians remember when Jesus ate the Passover meal with his disciples, breaking bread and drinking wine, which is now known as the Last Supper. Since then this meal has been symbolically re-enacted by many Christians as a way of drawing closer to God. This is called the Eucharist, which means ’’thanksgiving’’. It is a reminder that Jesus sacrific
[单选题]调车表示器准许机车车辆自调车区向牵出线运行-----向调车区方向显示（ ）
A.一个紫色灯光
B.两个白色灯光
C.一个黄色灯光
D.一个白色灯光
