热门试题:
[判断题]‘年8月15日起实施的通号公司《机房管理规定》中指出，机房须保持清洁、卫生，维护部应安排人员值日，负责机房日常整理和人员进出行为督导。（ ）
A.正确
B.错误
[单选题]正压式空气呼吸器检查报警哨，应（）气瓶阀，按下供给阀（黄色）按钮。
A.打开
B.关闭
C.拔出
[多项选择]导游讲解的本要求是（）。
A. 正确
B. 客观
C. 清楚
D. 生动
E. 灵活
[单选题]在悬浮液中加入高分子化合物，由于它的架桥作用，使悬浮液失稳的现象，叫( )。
A.絮凝
B.溶解
C.凝聚
D.中和
[单项选择]在含有Ca2+、Mg2+的混合液中，混有少量Fe3+，用EDTA法测定Ca2+、Mg2+含量时，要消除Fe3+的干扰，最有效、最可靠的方法是（）。
A. 加入掩蔽挤
B. 加入还原剂
C. 沉淀分离法
D. 离子交换法
E. 萃取分离法
[判断题]电力机车的车钩，允许有适当的偏倚量，有利于机车在曲线上运行，而且便于在弯道上挂车。( )
A.正确
B.错误
[判断题]高压电抗器供电之前,油温测温装置异常时,应查明原因并消除异常后方可继续操作。( )
A.正确
B.错误
[单选题]患儿，3个月，母乳喂养。腹泻2个月，大便3～4次/日，有时多达8次/日，稀水样或糊状，无脓血。食欲佳，精神好。用中西药治疗腹泻未见好转，有湿疹，体重6kg，首先考虑为
A.迁延性腹泻
B.慢性腹泻
C.生理性腹泻
D.霉菌性肠炎
E.病毒性肠炎
[单项选择]熔结环氧粉末防腐生产作业线按照抛丸除锈、（）、静电喷涂、冷却检验的步骤进行布置。
A. 涂底漆
B. 定位
C. 加热
D. 送进
[单选题]进入作业现场应正确佩戴（ ），现场作业人员应穿全棉长袖工作服、绝缘鞋。
A.岗位标识
B.上岗证
C.工作牌
D.安全帽
[多选题]进行变压器空载试验的目的是（ ）
A.测量变压器的空载电流和空载损耗
B.验证变压器铁芯的设计计算、工艺制造是否满足标准和技术条件的要求
C.检查变压器铁芯是否存在缺陷，如局部过热、局部绝缘不良
D.变压器选用是否合理
[判断题]取缔应当由违反治安管理行为发生地的县级以上公安机关作出决定。（）
[填空题]计算机在管理中的应用的主要发展趋势是：面向高层的管理决策、面向综合应用、面向智能应用、面向 ______ 。
[单项选择]
Play
Play is the principal business of childhood, and in recent years research has shown the great importance of play in the development of a human being. From earliest infancy, every child needs opportunity and the right materials for play, and the main tools of play are toys. Their main function is to suggest, encourage and assist play. To succeed in this they must be good toys, which children will play with often, and will come back to again and again. Therefore it is important to choose suitable toys for different stages of a child’s development.
In recent years research on infant development has shown that the standard a child is likely to reach, within the range of his inherited abilities, is largely determined in the first three years of his life. So a baby’s ability to profit from the right play materials should not be underestimated. A. baby who is encouraged and stimulated, talked to and shown things and played with, has th
A. Those who tend to overeat
B. Those who are given a lot of toys.
C. Those who are given toys, talked to and played with.
D. Those who can share their toys with their playmates.
[单选题]电缆标桩应高出地面( )mm。
A.50~100
B.150~200
C.300~400
D.500
[多选题]训练保障的重点是要做好训练的( )。(易)
A.人员保障
B.时间保障
C.训练装备保障
D.训练经费保障
[单项选择]表达成175.25.0.0/24的子网掩码是（）
A. 255.255.0.0
B. 255.255.255.0
C. 255.255.24.0
D. 依赖于地址类型
[单项选择]B级钢配件焊修焊条在使用前应用烘干箱350-400C°烘烤（）后，放入保温桶内，焊时随用随取。
A. 1-2h
B. 2-4h
C. 3-4h
[判断题]B系列智慧屏与零售产品最大区别为是否配备商显功能
A.正确
B.错误
[单选题]攀登塔杆作业前,应先检查根部、基础、( )是否牢固。
A. 工具
B. 横担
C. 拉线
D. 导线
[单选题]（）建立配套施工作业票台账，结合工作票检查，同步检查关键点作业的每日检查记录台账。
A.施工项目部
B.施工班组
C.资料员
D.项目总工
[单选题]单选题: 工程施工单位应当及时清运工程施工过程中产生的固体废弃物,并按照()的规定进行利用或者处置。
A.建设行政主管部门
B.环境卫生行政主管部门
C.安全生产监督管理部门
D.居民委员会
[单选题]项目管理的组织职能包括:( )
①组织交流;②组织设计;③组织学习;④组织联系;⑤组织运行;
⑥组织优化;⑦组织行为;⑧组织调整
A.②④⑤⑦⑧
B.①②⑤⑥⑦
C.②④⑥⑦⑧
D.①③④⑥⑦
[单选题] 允许速度大于160 km/h的正线线路,临时补修水平的容许偏差管理值为( )mm。(A 、3、A)[020102]
A.6
B.8
C.7
D.10
[判断题]上甑工要按照工艺规定调整蒸汽的大小、控制流酒温度,以获得高产优质品。( )
A.正确
B.错误
[单选题]一次性招聘( )人以上的批量招聘,由厂公司人力资源部统筹组织,基地人力资源部等相关部门参与招聘。
A. 50
B. 30
C. 40
D. 20
[判断题]有爆炸危险环境应采用TN-C系统。( )
A.正确
B.错误
[单选题] B类火灾是指( )火灾
A.固体
B.液体
C.气体
D.金属
[填空题]
Business and government leaders also consider the inflation
rate to be an important general indicator. Inflation is a period of increased
(51) that causes rapid rises in prices. (52)
your money buys fewer goods so that you get (53)
for the same amount of money as before, inflation is the problem.
There is a general rise (54) the price of goods and services.
Your money buys less. Sometimes people describe inflation as a (55)
when "a dollar is not worth a dollar any- more".
Inflation is a problem for all consumers. People who live on a fixed
income are hurt the (56) . Retired people, for instance,
cannot (57) on an increase in income as prices rise. Elderly
people who do not work face serious problems in stretching their incomes to
(58) their needs in time of inflation. Retirement income
(59) any fixed income usually does not rise as fast as prices.
Many retired people must cut thei
[填空题]
When I tell people that I’m a professor of communication, they often are confused (1) what the term "communication" means. Many people think mass communication is the (2) type of communication, but mass communication is only one form of communication. The study of mass communication focuses on messages that are (3) over (4) such as television, newspapers, and radio. Other areas of (5) focus on the messages individuals send to one another. Some of the major contexts in which communication is studied (6) the interpersonal context, the organizational context, and the intercultural context. A scholar studying (7) communication, for example, might examine how married couples (8) with misunderstandings and the effects these misunderstandings have on (9) satisfaction. Organizational communication scholars, on the other hand, might study (10) the communication styles used by managers and their subordin
[判断题] 某区政府综合执法部门在净化社区检查时,发现张某等人的赌博行为,遂经过区人民政府批准,对张某等人作出了分别行政拘留5日的处罚
A.正确
B.错误
[单选题]公文的特定效用是指公文的( )。
A.程序效用
B.法定效用
C.现实效用
D.历史效用
[单项选择]老年男性，在腹股沟内侧端、耻骨结节外上方出现一半球形肿块，无其他不适症状，可能是（）。
A. 股疝
B. 腹股沟直疝
C. 腹股沟斜疝
D. 睾丸鞘膜积液
E. 隐睾
