热门试题:
[多选题]磁力吸盘电钻的磁盘平面应（ ），进行侧钻或仰钻时，应采取防止失电后钻体坠落的措施。
A.绝缘;
B.平整;
C.干净;
D.无锈
[判断题] 高压架空电力线路一般都采用多股绝缘（裸）导线。 ()
A.正确
B.错误
[填空题]
A bookless life is an incomplete life. Books influence the depth and breadth of life. They meet the natural (1) for freedom, for expression, for creativity and beauty of life. Learners, therefore, must have books, and the right type of book, for the satisfaction of their need. Readers mm (2) to books because their curiosity concerning all manners of things, their eagerness to share in the experiences of others and their need to (3) from their own limited environment lead them to find in books food for the mind and the spirit. Through their reading they find a deeper significance to life as books acquaint them with life in the world as it was and it is now. They are presented with a (4) of human experiences and come to (5) other ways of thought and living. And while (6) their own relationships and responses to life, the readers often find that the (7) in their stories are going through similar adjustments, which help to clarify and give significance to their own.
Books pro
[单选题]如果此病人还应进一步检查,则首选的检查方法是( )
A.CEA检测
B.全消化道钡餐检查
C.腹部CT
D.腹部B超
E.钡剂灌肠X线检查
[单选题]
对于单端带电的切换压板,在压板断开情况下,活动端不带电。
A. 对
B. 错
[单项选择]下列属于一个DBMS的用户界面应具有的性质是
Ⅰ．可靠性 Ⅱ．易用性 Ⅲ．多样性 Ⅳ．立即反馈
A. Ⅰ，Ⅱ和Ⅳ
B. Ⅰ，Ⅱ和Ⅲ
C. Ⅰ，Ⅲ和Ⅳ
D. 全部
[填空题]Many Chinese friends went to the party.
______ many Chinese friends at the party.
[多项选择]下面哪些是广告的定价方式：（）
A. Cookie
B. CPM
C. CPC
D. CPA
E. CAA
[多选题]公安民警在工作变动、退休、辞职或者被辞退、开除公职时，应当将所掌管的进行移交。( )
A.文件、材料
B.武器、弹药
C.数字证书
D.器材
[单项选择]正常人空腹血糖浓度为（）mmol/L？
A. 3.3~5.5
B. 3.3~6.11
C. 3.89~6.11
D. 5.5~6.7
[填空题]上下楼梯、行走及现场作业时，要注意察看脚下有无障碍物或坑、沟等，防止跌倒 、( ) 、踩空 摔伤。
[多项选择]药品生产企业产品生产管理文件包括
A. 生产工艺规程
B. 岗位操作法或标准操作规程
C. 批生产记录
D. 批检验记录
E. 产品质量稳定性考察
[简答题]It was back in 1966, when America’s postwar consensus was showing some cracks, that Lou Harris launched his Alienation Index. Harris set out to measure an unsettling twist in the American story. "The hottest idea was that a mood of radical helplessness was blanketing the land," observes Rick Perlstein, author of the rollicking cultural history Nixonland. "America was suffering an epidemic of ’alienation. ’" College kids were spitting on the American flag; suburban moms were marching against the war. The best-seller lists included books challenging the conclusions of the Warren Commission report on Kennedy’s assassination. The President was an object of ridicule. "In Texas," an airline executive told TIME that October, "they wouldn’t believe Johnson if he told them that next month was November. "
So Harris devised five statements to measure how removed people felt from their leaders. The index derives from the average number of people who agree that "the rich get richer and the
[单选题]焊接作业必须在不良天气进行焊轨作业时，应采取相应措施，并使环境温度高于()℃。
A.5
B.6
C.7
D.8
[多项选择]超声回弹综合法测试中，按批检测的构件出现以下哪些情况时应将该批构件全部按单个构件进行强度推定（）。
A. 混凝土抗压强度平均值小于25.0MPa，标准差大于4.5MPa
B. 混凝土抗压强度平均值在25.0~50.0MPa，标准差大于5.5MPa
C. 混凝土抗压强度平均值大于50MPa，标准差大于6.0MPa
D. 混凝土抗压强度平均值大于50MPa，标准差大于6.5MPa
[填空题]艾滋病的主要传播途径是（）、（）、（）等。
[单选题]《基层组织选举工作条例》指出,选举单位的党组织进行选举时,有选举权的到会人数不少于应到会人数的( ),会议有效。
A.二分之一
B.三分之二
C.四分之三
D.五分之四
[单选题]当婴幼儿出鼻血时,家长可用手指捏住鼻翼两侧,一般( )可以止血。
A.1-2min
B.3-5min.
C.4-8min
D.5-10 min
[多选题]对《公安机关办理刑事案件程序规定》第173条中的“不需要拘留、逮捕的犯罪嫌疑人”理解正确的是（ ）。
A.可以是犯罪嫌疑人所犯罪行较轻而不需要采取限制人身自由的强制措施
B.犯罪事实和证据尚未查清，暂时还不符合拘留、逮捕条件的犯罪嫌疑人
C.必须是对符合拘留、逮捕条件的犯罪嫌疑人才能采取的一种传唤措施
D.可以是构成犯罪而无逮捕必要的犯罪嫌疑人
[单选题]( )会让消费者更快找到其所需商品,同时还能看到其潜在需求的商品,
从而增加购买量。
A.清晰的产品指引牌
B.整洁的店面环境
C.个性的橱窗展示
D.合理的内部摆设
[判断题]干式系统喷头开启后管道排气充水后出水，效率高于湿式系统。
A.正确
B.错误
[判断题]未及时处置TEDS设备故障，造成TEDS无法正常使用，列TEDS设备维修人员责任。
A.正确
B.错误
[判断题]路用列车在信号机常态点灯的CTCS-2级自动闭塞区段，出站信号机（线路所通过信号机）故障时发出列车，行车凭证为调度命令，以不超过20 km/h速度运行至第一架通过信号机，按其显示的要求执行。
A.正确
B.错误
[单项选择]在静止的、连续的同一液体内处同一水平面上各点的（）相等。
A. 密度
B. 流量
C. 质量
D. 压强
[判断题]在列车运行速度超过120 km/h的区段，两架有联系的信号机间的距离小于列车规定速度级差的制动距离时，应采取必要的降级或重复显示措施。
A.正确
B.错误
[单选题]不能克服锅炉虚假水位的给水控制系统是（ 通密度的单位名称）控制系统。
A.双冲量给水
B.单冲量给水
C.三冲量给水单级
D.三冲量给水串级
[单选题]我国规定新造或修竣后空车标准车钩高度为( )。
A.880mm
B.850mm
C.830mm
D.915mm
[判断题]严禁将临时线路架设在树木和脚手架上。
A.正确
B.错误
[判断题]生产关系的实质是人们的物质利益关系。
A.正确
B.错误
[判断题]脱硫系统所有用水来自工艺水箱和化学水补水。
A.正确
B.错误
[单选题] 对“首次发放”的领用需求,应以本公司近()个月的新客户入网情况为依据做大致估算
A.1.
B.3.
C.6.
D.9.
[简答题]哪些试验能够说明具体的推理问题与抽象的推理问题之间的区别？
[多项选择]监理单位要遵守“科学”的准则，就应有( )。
A. 科学的方法
B. 科学的工具
C. 科学的方案
D. 科学的技术
E. 科学的手段
[多选题]5、社会主义核心价值观和社会主义核心价值体系的关系，下列叙述正确的是()
A.两者是对立矛盾、互相制约
B.两者是紧密联系、互为依存、相辅相成
C.社会主义核心价值观是社会主义核心价值体系的精神内核
D.社会主义核心价值观与社会主义核心价值体系具有内在的一致性
[简答题]The Englishman has been called a political animal, and he values what is political and practical so much that ideas easily become objects of dislike in his eyes, and thinkers, miscreants, because practice is everything, a free play of the mind is nothing. The notion of the free play of mind upon all subjects being a pleasure in itself, being an object of desire, being an essential provider of elements without which a nation’s spirit, whatever compensations it may have for them, must in the long run, die of emptiness, hardly enters into an Englishman’s thoughts. It is noticeable that the word curiosity, which in other languages is used in a good sense, to mean, as a high and fine quality of man’s nature, just this disinterested love of a play of the mind on all subjects, for its own sake—it is noticeable, I say, that this word has in our language no sense of the kind, no sense but a rather bad and disparaging one. But criticism, real criticism, is essentially the exercise of this very q
[单项选择]下列类别的化合物碱性最强的是（）
A. 季铵碱
B. 芳胺
C. 酰胺
D. 五元芳氮杂环
E. 六元芳氮杂环
