热门试题:
[单选题]钢丝绳应按出厂技术数据使用。无技术数据时,应进行单丝破断力试验。
A.正确
B.错误
C.略
D.略
E.略
F.略
[判断题]正能量指一切与人向上和希望促使人不断追求,让生活变得圆满幸福的动力和感情。
[多项选择]“五行”与“五方”、“五音”、“五色”、“五脏”()对应,其中与“五行”中的“水”对应的是()。
A. 黄
B. 中
C. 脾
D. 肾
E. 羽
[判断题]由于ETF和LOF可在二级市场上进行交易,它们的折(溢)价幅度会相对较小。()
[判断题]“好了”信号昼间显示方式:拢起的信号旗(或 单臂握拳状)上弧线向列车方向作圆形转动。
A.正确
B.错误
[单选题] 线路速度 100km/h ,采用反向曲线变更线间距可不设缓和曲线的最小圆曲线半径为( )。
A.4000m
B.5000m
C. 10000m
D. 12800m
[单项选择]The Environmental Protection Agency unveiled a detailed proposal Wednesday for using the government’s regulatory powers to curb greenhouse gas emissions reassuring foreign allies of the U. S. commitment to fight climate change and warning Congress that the administration will act on its own if lawmakers fail to address the issue. The rules would force new or substantially modified industrial plants emitting at least 25,000 tons of greenhouse gases a year to employ "best available control technologies and energy-efficiency measures" to minimize emissions.
The agency unveiled its proposal hours after Senate Democrats introduced their version of the global warming bill that passed the House in June, and as international climate negotiators gathered in Bangkok, Thailand, to prepare for global warming treaty talks in Copenhagen in December. The EPA and Senate actions stoked(激起) optimism among environmentalists and others. Some had voiced concern that reaching agreement in Copenhagen
A. The Senate failed to carry out reaching agreement in Copenhagen.
B. The United States is not prepared to take measures.
C. The United States forces the developing countries to take steps.
D. The EPA will not just wait for government’s decision to carry out action.
[判断题]《固定式压力容器安全技术监察规程》(简称“固定容规”)规定:固定式压力容器是指安装在固定位置使用的压力容器。()
A.正确
B.错误
[单选题]生产经营单位生产.经营.运输.储存.使用危险物品或者处置废弃危险物品,未建立专门安全管理制度.未采取可靠的安全措施的责令限期改正,可以处十万元以下的罚款;逾期未改正的,责令停产停业整顿,并处( )的罚款。
A.十万元以上五十万元以下
B.十万元以上二十万元以下
C.十万元以上三十万元以下
D.十万元以下
[单选题]【单选题】下列哪项对飞机阻力大小影响不大?
A.飞行速度、空气密度、机翼面积
B.飞机的翼型和平面形状
C.飞机的安装角和上反角
[单选题]随着海拔高度的增加,相对大气压力、相对空气密度和绝对湿度的变化关系正确的一组是:( )
A.大气压力降低,空气密度升高,绝对湿度降低
B.大气压力升高,空气密度升高,绝对湿度升高
C.大气压力升高,空气密度降低,绝对湿度升高
D.大气压力降低,空气密度降低,绝对湿度降低
[判断题]加工贸易料件一经海关准予备案就可以不办理纳税手续,保税进口。 ( )
[单项选择]内源性呼气末正压(PEEPi)是指()
A. 麻醉机回路中过高的气道压
B. 呼气末由于气体陷闭在肺泡内产生的正压或胸内压
C. 呼气末呼吸机施加于气道内的压力
D. 手术操作压迫肺组织所产生的肺内压
E. 胸膜腔负压消失后所产生的肺回缩压力
[单项选择]视网膜中央动脉阻塞的主要相关因素不包括()。
A. 动脉血栓形成
B. 视网膜脉络膜炎
C. 视网膜动脉硬化或痉挛
D. 动脉炎症
E. 血液黏稠度升高
[单项选择]主动转运的作用机制是()。
A. 药物由高浓度区域向低浓度区域扩散
B. 需要能量
C. 借助载体使药物由高浓度向低浓度扩散
D. 小于膜孔的药物分子通过膜孔进入细胞膜
E. 黏附于细胞膜上的某些药物随着细胞向内陷而进入细胞内
[单选题]一条线路分区段工作,若填用一张工作票,经工作票签发人同意,在线路检修状态下,由工作班自行装设的接地线等安全措施可分段执行。工作票中应填写清楚使用的接地线( )等随工作区段转移情况。
A. 装设时间、位置
B. 编号、拆除时间
C. 编号、装设时间、位置
D. 编号、装拆时间、位置
[单选题]个人客户注册网银选择认证方式为刮刮卡或更换认证方式为刮刮卡,操作柜员进行( )操作。
A.刮刮卡绑定
B.刮刮卡解绑
C.刮刮卡更换
D.刮刮卡挂失
[判断题]催化剂只能改变反应达到平衡的时间,不能改变平衡的状态。 ( )
A.正确
B.错误
[单项选择]下列有关国债销售的表述中,错误的是()。
A. 市场利率趋于上升,就为承销商确定国债销售价格拓宽了空间
B. 国债销售的价格一般不应低于承销商与发行人的结算价格
C. 降低销售价格,承销商的分销过程会缩短,资金的回收速度会加快
D. 若国债承销价格定价过高,投资者就会倾向于在二级市场上购买已流通的国债,从而阻碍国债分销工作顺利进行
[判断题]液压千斤顶是属于静力式液压传动。( )
A.正确
B.错误
[判断题]社会主义初级阶段的主要矛盾是人民日益增长的物质文化需要同落后的社会生产之间的矛盾。()
A.正确
B.错误
[填空题]
{{B}}Directions:{{/B}}
In this section you will hear a recorded
short passage. The passage is printed in the test paper, but with some words or
phrases missing. The passage will be read three times. During the second
reading, you are required to put the missing words or phrases on the Answer
Sheet in order of the numbered blanks according to what you hear. The third
reading is for you to check your writing. Now the passage will
begin.
When you buy something and pay for it with bills or coins, you
are paying{{U}} (11) {{/U}}If you don’t have a{{U}} (12)
{{/U}}of bills and coins that exactly equals the price of the item, you may
give the salesperson too much money. He or she will then give some money{{U}}
(13) {{/U}}you. The money you get back is called change. Look at this
example.
Your husband is buying a color{{U}} (14)
{{/U}}. The total price is $244.90. He gives the salesman $250.00—two
hundred-do
[单选题]导致木材物理力学性质发生改变的临界含水率是( )。
A.最大含水率
B.平衡含水率
C.纤维饱和点
D.最小含水率
[单项选择]变性珠蛋白小体生成试验阴性,参考值是含5个以上珠蛋白小体的红细胞不超过()
A. 60%
B. 40%
C. 30%
D. 20%
E. 10%
[单项选择]下列不能做为主导词的是:()
A. 侵染
B. 感染
C. 传染
D. 急性
E. 慢性
[单选题]总风缸定压为700~800kpa时,安全阀的开启压力为( )kpa.
A. 700
B. 700土10
C. 850土20
[单项选择]安徽省政府出台《关于全面推进()建设的意见》,在安徽省范围内推进此项建设,到2018年,此项建设将实现全安徽省覆盖。
A. 120呼叫中心
B. 三甲医院
C. 县域医疗共同体
D. 乡村医院
[单项选择]Historically, the European Union has not bothered with funding much basic scientific research. Such activities have mainly remained the preserve of national governments, not least because giving scientists free rein can lead to discoveries that not only make money but ultimately enhance military might.
That attitude is now changing. The European Commission proposes to establish a European Research Council(ERC) that would spend a maximum of 12 billion( $14 billion) over seven years on" blue skies" research. While the plans are being generally welcomed by Europe’s member states, their details are problematic. The proposed ERC is intended to make Europe more competitive. Europe has some first-class universities, scientific institutions and research organisations, But, the ERC’ s proponents argue, their activities are fragmented, so they are not reaching their full potential.
In America, teams from across the country compete with each other for grants from the National Science Fo
A. A huge lack of researchers with competitive edge.
B. The inability to integrate new strength into their research teams.
C. An underfunding of the basic research programs.
D. The inability to train young researchers to compete with the U. S..
[单选题]铁路事故中,货运列车脱轨6辆以上60辆以下的为()事故。
A.特别重大
B.重大
C.较大
D.一般
[单选题]蛋白聚糖复合物中的核心蛋白( )。
A.与很多长链氨基葡聚糖分子非共价结合
B.与短链透明质酸按照一定间隔共价结合
C.与长链透明质酸按照一定间隔非共价结合
D.与长链透明质酸随机共价结合
E.通常是球蛋白
[简答题]国家电网公司站用交流电源系统精益化评价细则,对于站用电备自投系统有什么要求?
[判断题]工作票只能延期一次。延期手续应记录在工作票上。
A.正确
B.错误
[判断题]对依法履行反洗钱义务获得的客户身份资料和交易信息,应当予以保密,不得违反规定向任何单位和个人提供。
A.正确
B.错误
[单项选择]Why didn’t the woman wear the black dress( ).
A. Because she dose not like it.
B. Because it does not fit her very well.
C. Because it is too formal for the occasion.
[单项选择]男性,43岁,2年前因腰椎体压缩性骨折脱位伴完全性截瘫,急诊入院,后路减压、CD棒内固定,术后恢复较好,能下地行走,但右足无力易绊倒。查体两下肢屈、伸膝诸肌力均接近正常,右胫前肌、趾总伸肌只有水平面能带动关节活动,而不能克服。判断右胫前肌、趾总伸肌肌力为几级()
A. 0级
B. Ⅰ级
C. Ⅱ级
D. Ⅲ级
E. Ⅳ级或Ⅴ级
[单选题]烟花爆竹的敏感度主要有热感度和机械感度两个方面,是生产技术管理的核心内容。下列选项中,全部是烟花爆竹热感度的是()。
A.火焰感度、爆发点、最小引燃能量
B.冲击感度、热安定性、最小引爆电流
C.最小引燃能量、摩擦感度、爆发点
D.火焰感度、冲击感度、热安定性
[判断题]带贫成效评估、扶贫优惠政策评估等,应在贷款调查环节完成。
A.正确
B.错误
[单项选择]土壤质地不同,颜色不同,我国土壤是由()颜色的土壤组成的。
A. 2种
B. 3种
C. 4种
D. 多种