热门试题:
[判断题]特种作业人员必须年满 20 周岁,且不超过国家法定退休年龄。( )
A.正确
B.错误
[单项选择]关于产褥感染的细菌致病情况,下列哪项是正确的()。
A. 厌氧链球菌不是产褥感染常见致病菌
B. 葡萄球菌感染宫腔引起产后出血
C. 大肠杆菌产生内毒素引起出血性休克
D. β-溶血性链球菌致病力最强,可致败血症
E. 淋菌不会引起产褥感染
[判断题]( )隧道断面面积应满足旅客舒适性要求,衬砌、洞门结构、洞口仰坡、轨下基础应安全稳定,并具备良好的防排水系统。
A.正确
B.错误
[判断题]驾驶电动车禁止逆行、抢道或驾驶电动三轮车进入狭窄空间。( )
A.正确
B.错误
[单选题] 年4月以来,国内房价快速上涨,房地产开发商疯狂竞购土地,北京一块地拍卖出40.6亿元的天价,成为新“地王”。7月份,在北京、上海、广州、深圳诞生的8个地王,几乎都是上市公司或控股公司购得。国内外的经验都表明,房价并非只涨不跌。所以,一旦房价下跌,这些开发公司将承受巨额亏损。如果以下陈述为真,哪一项能够最严重地削弱上述结论?( )
A.国土资源部调查数据显示,我国地价在房价中所占比例平均为23.2%
B.高地价推高房价,带动房地产公司股价上涨,公司趁股价在高位时融资,已获巨额资金
C.开发商拿下土地后不开发或退地,会损失几千万竞买资金和地价首付利息
D.2003-2009上半年,开发商闲置土地占已购得土地面积的57%
[单项选择]农信银系统电子汇兑系统日切处理时间为自然日的()点。
A. 16:00
B. 16:30
C. 17:00
D. 17:30
[单选题]可能产生蒸汽和油雾的场所不宜选择()火灾探测器。
A.线型缆式感温
B.线型光纤感温
C.线型光束感烟
D.线型定温
[单选题]新建时速300~350km客运专线,两桥台尾之间的距离不宜小于( )。
A.100m
B.120m
C.140m
D.150m
[单选题]进行汽车二级维护前,检查发动机的转速为()r/min时,点火器
点火提前角应为13°土l°。
A.600
B.800
C.1000
D.1200
[判断题]工作票有破损不能继续使用时,应补填新的工作票。补填的工作票不需再次履行签发许可手续。
A.正确
B.错误
[单项选择]女,7岁,食冷饮时左后牙感到酸痛2周,无自发痛史,检查发现6颊面深龋,龋蚀范围稍广,腐质软而湿润,易挖除,但敏感。测牙髓活力同正常牙,叩(-)。首次就诊时,对该患牙应做的处理为()
A. 双层垫底即刻充填
B. 置放失活剂
C. 氧化锌丁香油糊剂暂封
D. 活髓切断
E. 局麻下活髓摘除
[判断题]进站、接车进路信号机不能使用时,应使用引导信号。引导信号无法使用时,列车调度员应向司机发布调度命令,司机根据调度命令越过该信号机。 ( )
A.正确
B.错误
[单选题]电力系统在运行中常会发生故障,最常见的故障是()。
A.各种类型的短路
B.各种设备过电压
C.各种设备超负荷
[单选题]关于维拉帕米药理作用叙述正确的是
A.能促进Ca2+内流
B.增加心肌收缩力
C.对室性心律失常疗效好
D.降低窦房结和房室结的自律性
E.口服不吸收,不利于发挥作用
[单项选择]霍乱病人的粪便是()
A. 黏液脓血便
B. 绿色稀便
C. 柏油便
D. 水样便
E. 米泔样便
[单选题]患者,72岁,既往有肺心病史8年,昨日突然出现极度呼吸困难,口唇发紫,烦躁不安,今晨又出现神志不清、血压下降、 心律失常。针对该患者保持气道通畅最好的方法是
A.协助拍背
B.雾化吸入
C.建立人工气道
D.控制感染
E.导管吸痰
[单项选择]带单位以外人员(无工作关系)进入施工现场或作业区的,书违反安全生产规定,应予以()
A. 批评教育
B. 处罚
[单项选择]脱位的治疗原则,哪一项不确切:
A. 应尽早复位
B. 先整复脱位,再处理骨折
C. 复位手法应巧妙
D. 一般不需固定
E. 注重恢复期的练功活动
[多选题]烟气的危害性有多种,( )不属于烟气的危害性。
A.毒害性
B.减光性
C.扩散性
D.恐怖性
[多项选择]下列属于构造湖的是()。
A. 云南滇池
B. 鄱阳湖
C. 长白山天池
D. 贝加尔湖
E. 洪湖
[填空题]American doctors say that mothers smoke before their (76)
babies are born may slow the growth of their babies (77)
lungs. They say’ reducing lung growth could cause (78)
the babies suffer breathing problems and lung disease (79)
late in life. Doctors in Boston studied 1,100 children. (80)
The mothers of some of the children smoked; the other (81)
Mothers did not. Doctor found out that the lungs of the (82)
children whose mothers smoked were 8% less developed as (83)
the children whose mothers did not smoke, that the (84)
children whose mothers smoked were developed 20% more (85)
cold and breathing diseases than the other children.
[多选题]必须带电灭火时,应穿戴()等防护装备,并采取正确技战术方法。
A.电绝缘服
B.绝缘靴
C.绝缘手套
D.隔热服
[填空题]
Although he was now famous, he was more (61) than ever. One day on the street he met a man who had (62) treated him badly. The old and unhappy man said that he was (63) for what he had done. Anderson forgave the man and (64) him. The Prince who had told Anderson to learn a useful (65) was now the King. He invited the writer to his palace and (66) him that he might ask for any favor. Anderson replied (67) , "But I don’t need anything at all. "
He was already loved all over the world. The awkward (68) and kind ugly face had become so famous that his friends, the children, (69) him wherever he was. His books were translated into many different languages and (70) all over the world. He was received at the royal courts of Europe and admired by many kings.
68( )
[单项选择]Sally, the project manager, was working with two of her team members to resolve a conflict. Although one party, Bill, had withdrawn, and the other, Kathleen, was attempting to compromise, the resolution was slow in coming. Due to the negative impact a non-resolution would have on a critical milestone which was quickly approaching, Sally brought the two together to confront the issue. Neither would work with Sally to resolve the issue. Sally finally listened to both sides and made a decision, which favored Bill’s position more than Kathleen’s position. What forms of conflicts resolution did Sally finally use to resolve the problem
A. Compromisin
B. Confrontin
C. Forcin
D. Smoothin
[单选题]在非CBTC模式下,列车接近信号机(通常( )米) 点亮,行车的主体信
号为地面信号。
A.900
B.1000
C.1100
D.1200
[填空题]防火墙产品是用来在网络间加强()策略的系统。
[单项选择]广义的职业病是指()
A. 与职业有关的疾病
B. 由生产性毒物引起的疾病
C. 由物理、化学性因素引起的疾病
D. 由生物性因素引起的疾病
E. 由职业性有害因素引起的特定疾病
[单项选择]甲状腺功能亢进症合并眼征时,采取的眼保护措施不包括
A. 无菌盐水纱布覆盖眼睛
B. 风沙天气尽量不外出
C. 限制钠盐摄入
D. 外出佩戴有色眼镜
E. 给予高热量、高盐饮食
[多选题]接地装置的焊接质量必须符合有关规定要求,( )与主地网的连接必须可靠,扩建地网与( )间应为多点连接。
A.各设备
B.主设备
C.接地极
D.原地网
[单选题]某产妇,25岁,身材矮小,诊断为均小骨盆,则是指骨盆入口、中骨盆及骨盆出口平面均狭窄,每个平均径线均小于正常值
A.1cm或更多
B.2cm或更多
C.3cm或更多
D.4cm或更多
E.5cm或更多
[单选题]在设备摆放、立放井架、起下油管、井口操作等施工作业过程中,若违反操作规程等可能造成()。
A.落物打击
B.高处坠落
C.机械伤害
[填空题]
[A] Refuse Gimmicks
[B] Be Wary of Price Levels
[C] Say No to Useless Things
[D] Never Pay List Price
[E] Stand up to Temptations
[F] Switch — or Threaten to
[G] Don’t Buy on Impulse
In recent years the basic market principles of competition and choice have expanded into new aspects of American life. Consumers now face a bewildering array of options for air travel, phone service, medical care, even postal service. Car buyers can shop on the Internet for the best price at any dealership in their area. In some parts of the country, homeowners can purchase electricity from a menu of companies. All this choice translates into unprecedented consumer power.
One of the persistent myths of capitalist culture is that business people love competition. They don’t. They spend their waking hours plotting ways to avoid it, and keep prices high. These days they use information technologies that give them intrica
[单项选择]发包人对分包合同的管理主要表现为( )。
A. 对分包商的选择
B. 对分包商的监督
C. 对分包工程的批准
D. 对分包商的管理
[判断题]不安全的心理状态中,得过且过心理是指:争强好胜,喜欢逞能;私下爱与人打赌;不考虑客观因素,不听劝阻
A.正确
B.错误
[判断题]3. 在 C3 中, 信贷数据应用系统根据需要设置查询条件后, 仅可以生成至上一日日终的数据结果。 ( )
A.正确
B.错误
[单项选择]细菌具有各自独特的酶系统,因而对底物的分解能力各异,其代谢产物不同,具此特点可鉴定细菌。鉴别大肠埃希菌和铜绿假单胞菌的生化试验是()
A. 氧化酶试验
B. 明胶液化试验
C. ONPG试验
D. 硫化氢试验
E. 尿素分解试验
[多项选择]产品成本计算与会计核算的关系是()。
A. 两者是一回事
B. 两者既有联系,又有区别
C. 产品成本计算实际上就是成本、费用的明细核算
D. 产品成本计算在将生产费用记入各成本明细账以后,还需进行生产费用的纵向分配
[单项选择]生命是如此的复杂,以至于几乎每一位生物学家都只能在一个很小的领域进行探索。尽管在每一个领域都产生了大量的描述性数据,但是科学家能够从这些海量的数据中得出一个整体的概念吗例如,生物是如何运作的系统生物学这门正在形成的学科为回答这些问题提供了一些希望。它试图把生物学的各个分支联系起来,利用数学、工程和计算机科学的方法让生物学研究更加量化。不过,现在还无法得知这些方法是否能够最终让科学家理解生物运作的整体图景。
这段文字意在说明( )。
A. 获取描述性数据是生物研究的必要条件
B. 系统生物学为解开生命之谜提供了可能
C. 如何从生物学数据中得到生命全景还是未知
D. 对生物运作的整体图景进行科学解释即将成为现实