热门试题:
[单选题]投标保证金的数额不得超过投标总价的（ ）。
A.1％
B.2％
C.3％
D.5％
[多选题]串级密封泵的主要特点是( )
A. 有动环和静环
B. 有封油罐
C.有两级密封
D. 有两级叶轮
[判断题]断开遮断器后操纵道岔，转辙机可以动作。
A.正确
B.错误
[判断题][判断]根据《民航安全检查工作手册》第 125 条,对残疾旅客的
检查应由同性别人员实施,检查标准与正常旅客一致,残疾旅客要求
非公开检查的,应当予以安排。
A.正确
B.错误
[单项选择]
I climbed the stairs slowly, carrying a big suitcase, my father following with two more. By the time I got to the third floor, I was (36) and at the same time feeling lonely. Worse still, Dad (37) a step and fell, sending my new suitcases (38) down the stairs. "Damn!" he screamed, his face turning red. I knew trouble was ahead. Whenever Dad’s face turns red, (39) !
How could I ever (40) him to finish unloading the car (41) screaming at me or making a scene in front of the other girls, girls I would have to spend the (42) of the year with Doors were opening and faces were peering out (探出), as Dad walked (43) close behind. I felt it in my bones that my college life was getting off to a bad start.
(44) the room quickly," I thought. "Get him into a chair and to calm down." But (45) , would there be a chair in Room 316 Or would it be an empty room
A. soon
B. there
C. later
D. then
[单选题]泽泻的临床应用是（
A.胆道烟虫症
B.高脂血症
C.支气管哮喘
D.小儿流诞
[单项选择]建设社会主义政治文明的核心是（）。
A. 发展社会主义民主
B. 健全社会主义法制
C. 坚持民主集中制
D. 完善人民代表大会制
[判断题]带面罩并充满待气待用的空气呼吸器的整机重量应不大于18kg
A.正确
B.错误
[多选题]认领物品前，领取人需核对什么（）
A.颜色
B.数量
C.时间
D.地点
[单项选择]电视和广播媒介的共同弱点是______。
A. 感染力较差
B. 功能单一
C. 传播效果较弱
D. 传播效果稍纵即逝
[单选题]以下哪种情况有助于提高内部审计部门和外部审计部门之间的总体审计效率？( )
A.缩小内部审计的范围，以避免发生潜在的利益冲突
B.对同一部门的多次审计被安排在不同时间进行
C.在开展外部审计之前，由内部审计部门对各职能部门进行审计
D.根据内部审计部门的业务情况缩小外部审计的范围
[判断题]一拖拉机因故障停于某村公路旁，张某等十几名村民趁司机修车之机，一哄而上将车上装载的水果（价值500元）抢走。对张某等人应当以哄抢予以治安管理处罚。
A.正确
B.错误
[单项选择]护理支气管扩张病人最重要的措施为（）
A. 促进排痰
B. 增进营养
C. 增强体质
D. 预防窒息
E. 保持口腔卫生
[判断题]升降式止回阀只能水平安装。
A.正确
B.错误
[判断题]《客运站车确保运输安全防控措施》中规定：防范客运站车旅客人身伤害措施，列车在高站台停靠时按规定摆放安全踏板，悬挂安全警示带，对重点旅客进行安全提示和重点帮扶。
A.正确
B.错误
[单项选择]高压离心泵出口压力一般大于（）MPa。
A. 11
B. 5
C. 10
D. 15
[判断题]患者,男性,64岁,头晕、心悸4~5年,心尖搏动向左下移位,呈抬举性搏动,于胸骨左缘第3、4肋间闻及叹气样舒张期杂音。为递减型,向心尖传导。在心尖区闻及隆隆样舒张早期杂音,股动脉可闻及射枪音,首先应考虑的诊断为主动脉瓣狭窄。
A.正确
B.错误
[填空题]
The Building of the Pyramids
The oldest stone buildings in the world are the pyramids.
(46) There are over eighty of them scattered along the banks of the Nile, some of which are different in shape from the true pyramids. The most famous of these are the "Step" pyramid and the "Bent" pyramid.
Some of the pyramids still look much the same as they must have done when they were built thousands of years ago. Most of the damage suffered by the others has been at the hands of men who were looking for treasure or, more often, for stone to use in modern buildings.
(47) These are good reasons why they can still be seen today, but perhaps the most important is that they were planned to last for ever.
(48) However, there are no writings or pictures to show us how the Egyptians planned or built the pyramids themselves.
(49) Nevertheless, by examining the actual pyramids and various tools w
[单选题]许多霉菌在农副产品上生长时易于产生霉菌毒素，下列中哪些条件最适于产生霉菌毒素?( )
A.高温高湿
B.高温
C.高湿
D.低温
[单项选择]一台离子交换器直径为3200mm，运行失效后进行大反洗，反洗水用量为100m3，反洗时间为40分钟，则反洗水流速为（）m/h。
A. 18.7
B. 20.3
C. 22.5
D. 25.6
[单选题]
三台具有相同变比连接组别的三相变压器，其额定容量和短路电压分别为： Sa=1000kVA Uka（％）=6．25％ Sb=1800kVA Ukb（％）=6．6％ Sc=3200kVA Ukc（％）=7％ 它们并联运行后带负荷5500kVA；则变压器总设备容量的利用率ρ是多少？（ ）
A. 0.6；
B. 0.8；
C. 0.923；
D. 1.2；
[填空题] 造成压疮发生的物理因素包括( )、剪切力、摩擦力、( )等。
[单选题]绝缘挡板用于10kV电压等级时，绝缘挡板的厚度不应小于()，用于35kV电压等级时不应小于()。
A.1mm2mm
B.2mm3mm
C.3mm4mm
D.3mm5mm
[判断题]公开市场回购是指公司在特定时间发出的以某一高出股票当前市场价格的水平，回购 既定数量股票的要约。
[判断题] 已满十二周岁不满十四周岁的人,犯故意杀人、故意伤害罪,致人死亡或者以特别残忍手段致人重伤造成严重残疾,情节恶劣,经最高人民检察院核准追诉的,应当负刑事责任。
A.正确
B.错误
[单选题]下列股价指数中，又被称为“派许加权指数”的是（ ）。
A.基期加权股价指数
B.计算期加权股价指数
C.几何加权股价指数
D.简单算术股价指数
[单选题]评定汽油安定性的指标有碘值、实际胶质、（）。
A.诱导期
B.密度
C.馏程
D.蒸发损失
[判断题]一张工作票中，工作票签发人和工作许可人不得兼任工作负责人
A.正确
B.错误
[单选题]单选高层建筑火灾扑救安全管控,了解火灾风险辨识和评估方法,规范安全岗位设置和()。
A.管控程序
B.安全程序
C.管控设置
D.安全警戒
[多项选择]新闻（消息）标题与通讯、评论标题相比具有不同的特点，下列说法正确的有（）
A. 新闻标题与通讯标题最大的区别在于是否标出新闻事实
B. 新闻标题是新闻的一个组成部分，必须以新闻为依据
C. 通讯标题必须含有新闻事实
D. 评论标题重在说理
E. 新闻标题重在叙事
[多选题]电缆的等效电路是由()组成
A.电容
B.电阻
C.电感
D.电磁
[判断题](27485)( )在实际生产中,为了消除加工硬化,常采用重结晶退火工艺。(1.0分)
A.正确
B.错误
[单选题] 锅炉汽包水位保护在锅炉启动前和停炉前应进行实际传动校检。用上水方法进行高水位保护试验、用排污门放水的方法进行低水位保护试验,()用信号短接方法进行模拟传动替代。(二十五项反事故措施6.4.8.3)
A.严禁;
B.可以;
C.特殊情况下;
[判断题]根据地方组织法的规定，人民代表大会常务委员会委员的候选人数应比应选人数多一人至三人。
A.正确
B.错误
[单项选择]China"s employment and re-employment situation remains tough with a surge this year in the number of graduates hitting the job market and in unemployment in general, a senior official said. The country"s registered average unemployment rate in urban areas reached 4 per cent last year and is expected to go higher this year, Labour and Social Security Minister Zheng Silin told Xinhua yesterday. There are nearly 14 million laid-off workers in urban areas so far. And more than 10 million new graduates are predicted to enter the work force, Zheng said. To make things worse, about 150 million rural workers will head to the cities to seek employment, he said. Zheng, who was appointed as the minister during the first session of the 10th National People"s Congress in March, has urged his departments nationwide to do more to assist laid-off workers to restart their lives.What is expected of the unemployment rate for this year
A. Less than 4%.
B. About 4%.
C. More than 4%.
D. The information is not given.
[单项选择]依我国《票据法》的规定，下列有关汇票记载事项的表述中，正确的是( )。
A. 汇票上未记载付款日期的，为出票后1个月内付款
B. 汇票上未记载付款地的，出票人的营业场所、住所或经常居住地为付款地
C. 汇票上未记载收款人名称的可予补记
D. 汇票上未记载出票日期的，汇票无效
[简答题]班前、班中禁止（ ），按规定时间休息。班中按规定着装，佩带防护用品。
