热门试题:
[多选题]《铁路技术管理规程》(普速铁路部分)规定:以下哪些情况自动制动机进行简略试验? ( )
A.列车软管有分离情况时
B.列车停留超过20min时
C.机车改变司机室操纵时
D.列车进行摘、挂作业开车前
[判断题]受电弓动态包络线应符合下列规定：160km/h以上区段，受电弓动态抬升量120mm，左右摆动量直线250mm，曲线300mm。
A.正确
B.错误
[多选题]炼油厂发生火灾时,出现的( )等情况,使战斗人员很难接近着火区域。
A.放射
B.坍塌
C.高温
D.爆炸
E.毒气
[单选题]杆上作业所用工具、材料应装在工具袋内,用绳子传递。严禁上下（）工具和材料。地上人员应离开作业电杆安全距离以外,杆上、地上人员均应戴安全帽。
A.绳索系送
B.传送
C.抛扔
D.传递
[单项选择]男性，52岁，中度肥胖，空腹血糖8mmol/L，餐后1小时血糖12mmol/L，胰岛素基础值50mU/L（正常5~25mU/L），应首选何药（）
A. 格列齐特（达美康）
B. 格列吡嗪（美吡达）
C. 双胍类
D. 格列本脲（优降糖）
E. 格列喹酮（糖适平）
[单项选择]对过敏性紫癜，下列实验室检查正确的是
A. 血小板计数下降
B. 出凝血时间延长
C. 血块退缩不良
D. 毛细血管脆性试验阳性
E. 凝血酶原时间延长
[单选题]抢修结束后，出清轨行区，施工负责人确认设备恢复正常、具备行车条件，进行销点。
A.Yes
B.No
[判断题]加强的指数化是通过一些积极的但是低风险的投资策略提高指数化组合的总收益。指数 规定的收益目标变为最大收益目标，而不再是最终收益目标。 （ ）
A.正确
B.错误
[填空题]The concept of student exchange between countries is not a new one. It is common (36) in many European countries and the United States of America. In fact, most of the (37) universities have made student exchange programs a necessary part of their system. This program is based on the (38) that a group of students coming from (39) parts of the world to a certain university for a year or even a few months can bring about a (40) change in the university. (41) its root back to World War Ⅱ student exchanges quickly became popular as they aimed to help increase the participants’ understanding and (42) of other cultures, as well as improving their language skills and (43) their social horizons. (44) . In this regard, I was selected for this program in 2007, according to which I was to study the Spring 2008 semester at the University of Montana. (45) .
Education in America is a bl
[单项选择]
Science and Truth
"FINAGLE" is not a word that most people associate with science. One reason is that the image of the scientist is of one who always collects data in an impartial (51) for truth. In any debate - over intelligence, schooling, energy-the (51) "science says" usually disarms opposition.
But scientists have long acknowledged the existence of a "finagle factor"—a tendency by many scientists to give a helpful change to the data to (53) desired results. The latest of the finagle factor in action comes from Stephen Jay Gould, a Harvard biologist, (54) has examined the important 19th century work of Dr. Samuel George Morton. Morton was famous in his time (55) analysing the brain size of the skulls as a measure of intelligence. He concluded that whites had the (56) brains, that the brains of Indians and Blacks were smaller, and therefore, that whites constitute a superior ra
A. used
B. rejected
C. misused
D. sought
[填空题]吊钩危险断面的磨损深度超过原高度的（）时应报废或减少负荷使用。
[多选题]正压式空气呼吸器主要由( )等组成。
A.压缩空气瓶
B.背板
C.面罩
D.管线
E.压力表
[单选题]当喷油器弹簧断裂时，不会引起的结果是（）。
A.启阀压力降低
B.雾化不良
C.喷油延迟
D.燃烧冒黑烟
[单选题]主变压器正常运行时，中性点电容隔直/电阻限流装置闸刀与相应的变压器中性点电容隔直/电阻限流装置接地闸刀不应同时处于分闸状态，两者间( )应可靠。
A.电气闭锁
B.机械闭锁
C.电磁闭锁
D.机械连接
[单选题]胸腔穿刺术时，首次抽液量不宜超过（ ）
A.500ml
B.600ml
C.700ml
D.800ml
E.1000ml
[单项选择]硬木长条地板铺设缝隙宽度不大于( )。
A. 0.1mm
B. 0.3mm
C. 0.5mm
D. 0.7mm
[单选题]下列选项属于司法行为的是（ ）。
A.审判员办案途中发现两个人发生口角，依事实和法律对其进行劝解
B.公安机关对某人进行治安管理处罚
C.检察机关根据群众举报对某人的受贿行为进行侦查
D.某女认为自己未达到法定婚龄而拒绝同男友结婚
[判断题]天子到“岳”之山麓祭地为封，“岳”之山顶筑台燔火祭天为禅。 ( )
[判断题][T]B-A-A-044 4 1 1
管道及系统吹扫前,必须制定详尽的吹扫方案。
A.正确
B.错误
[单选题](899371)装置循环冷却水中断,造粒系统应( )。(1.0分)
A.停车
B.提负荷
C.降负荷
D.保持稳定生产
[判断题]操动机构分闸脱扣器在额定电源电压的65～100％（直流）或85～110％（交流）范围内应可靠动作，当电源电压等于或小于额定电源电压的30％时，不应动作。合闸脱扣器在额定电源电压的85～110％范围内应可靠动作，当电源电压等于或小于额定电源电压的30％时，不应动作。
A.正确
B.错误
[单选题]前体药物(前药)是指 ( )
A. 经代谢后毒性降低的药物
B. 经代谢后极性增大的药物
C. 经代谢后才有活性的药物
D. 需以原药形式被排泄出体外的药物
[判断题] ( )客户经理有必要对客户的异议进行正确分析,否则很难做到有的放矢地处理异议。
A.正确
B.错误
[单项选择]
There are so many bad things about women drivers, I don’t know where to start. I guess I will get the bail rolling by talking about one of my biggest pet peeves. Why do women have to wait until they are in the car and barreling down the highway at sixty miles an hour before they decide it is time to put on their makeup
Is there a law that I don’t know about that says women have to do their makeup in the car because the bathroom isn’t good enough for them I don’t know if anyone has ever informed women, but the mirror in the car is not a makeup mirror. The mirror is used for looking at other cars and pedestrians. So please do us all a favor and do your makeup before you leave the house.
The next order of business for the men should be to find out whose brilliant idea it was for women to have a phone in the car. This has disaster written all over it. Everyone knows that women can’t even walk and chew gum at the same time, so how in the h
A. Men don’t rent a van to move their homes
B. Women would be happy to drive on dates if they are given the chance
C. Most winners in motor races are men
D. Women think turn signals are for decoration
[判断题]否定之否定规律揭示了事物发展的方向和道路。 ( )
[单选题]中国新、旧民主主义革命的相同点是()。
A.革命对象和革命前途相同
B.革命领导阶级和革命指导思想相同
C.革命动力和革命前途相同
D.革命对象和革命动力相同
[单选题]现场总线的通信技术采用()方式。
A.单工
B.双工
C.半双工
[单选题]某工厂女性员工中滴虫阴道炎发病率很高，为预防其传播，下列措施不必要的是
A.预防性服用甲硝唑
B.改盆浴为淋浴
C.改坐马桶为蹲厕
D.相互不借用浴巾
E.积极治疗患者及带虫者
[多选题]锅炉正常运行时，再热汽温调整的方式有( )。
A.事故喷水减温
B.烟气再循环
C.分隔烟道挡板
D.改变火焰中心高度
[单项选择]关于羊水过多，以下哪项错误
A. B型超声有助于诊断羊水过多
B. 应测定甲胎球蛋白
C. 确诊羊水过多，无论胎儿有无畸形，均应立即终止妊娠
D. 破膜后要注意控制羊水流速
E. 破膜后不宜马上用催产素加强宫缩
[多选题]有权机关可冻结在银行开立的存款账户包括( )。
A.单位活期存款账户
B.单位定期存款账户
C.个人储蓄存款账户
D.社会保险基金账户
[单选题] 和谐铁路建设目标是“运能充足、装备先进、( )内部和谐”。
A.运输安全、管理科学、节能环保、服务优质
B.安全可靠、队伍稳定、节能环保、服务优质
C.安全可靠、管理科学、节能环保、增运增收
D.安全可靠、管理科学、节能环保、服务优质
[单选题]使用铁鞋（止轮器）防溜时，鞋尖（止轮器）( )，牢靠固定；使用人力制动机或人力制动机紧固器防溜时，须拧紧制动机。
A.应紧贴钢轨
B.应插入轮对
C.应保持直立状态
D.应紧贴车轮踏面
[多选题]根据《国网营销部关于进一步优化95598投诉规则的通知》（营销客户函〔2021〕4号），下列哪些行为属于违反服务规范( ）？
A.泄露客户信息
B.未履行一次告知制和首问负责制
C.使用不文明、不礼貌用语
D.工作时间存在酒后上岗的情况
E.投诉工单未在24小时内联系客户
[单选题]电客车进行高速（指进行40km/h及以上）试验时，到达“300米标”时，司机必须采取措施将速度控制在40km/h以内，并将手柄置于（），做好随时停车准备。
A.快速制动位
B.全常用制动位
C.制动零位
D.制动位
