热门试题:
[单项选择]在质量基采样和时间基采样划分的质量或时间间隔内随机采取一个子样是（）
A. 随机采样
B. 分层随机采样
C. 系统采样
D. 随机分层采样
[多选题]建筑地面可分为（）
A.整体面层
B.大理石面层
C.板块面层
D.水泥面层
E.木、竹面层
[单项选择]
Section Ⅰ Use of English Directions: Read the following text. Choose the best word (s) for each numbered blank and mark A, B, C or D on ANSWER SHEET 1. (10 Points) More and more residences, businesses, and even government agencies are using telephone answering machines to take messages or give information or instructions. Sometimes these machines give (1) instructions, or play messages that are difficult to understand. If you (2) telephone calls, you need to be ready to respond when you get a (3) The most common machine is the (4) used in residence. If you call a home (5) there is a telephone answering machine (6) you will hear several rings and then a recorded message that (7) says something like this: "Hello. We can’t come to the (8) right now. If you want us to call you back, please leave your name and number after the beep." Then you will hear a "beep", (9) is a brief, high
A. so
B. therefore
C. although
D. thus
[单项选择]Many doctors suspect that there may be some relationship between emotions and illness. However, they can not find a proof. It is until two decades ago when Louise Hay brings her books You Can Heal Your Body and You Can Heal Your Life to us, things get clear in our mind. In her book, over three hundred people were assessed in terms of their emotions for a two-week period. They were assessed for positive emotions they might be feeling, such as vigor, well-being, and calmness, as well as for negative emotions such as depression, anxiety, and hostility. Then they were each given a squirt in the nose of the virus that causes common cold. People with more positive emotional states were less likely to suffer from symptoms of the cold than people with negative emotional states and they restored to health in a short time. So there really does seem to be a link between emotional state and illness. According to her research, our emotions are fundamentally connected with all aspects of health. Thi
A. a man who is feeling high pressure is likely to get headache.
B. a man often with a low spirit is likely to be indigestible.
C. hysteria does harm to the lung.
D. the best way to treat a patient is keep him happy all the time.
[单项选择]
拔除过程中可使用旋转力的是
A. 上颌中切牙
B. 上颌前磨牙
C. 上颌第一恒磨牙
D. 下颌中切牙
E. 下颌近中阻生智齿
[判断题]列车遇到线路塌方、道床冲空等危及行车安全的突发情况时，司机停车后应首先使用列车防护报警装置进行防护。（ ）
A.正确
B.错误
[单项选择]根据《侵权责任法》的规定，侵害他人合法权益，应当承担精神损害赔偿的标准和条件是( )。
A. 实际造成他人正常工作受到影响
B. 造成他人残疾
C. 造成他人死亡
D. 造成他人严重精神损害
[单项选择]以下关于测量不确定度评定的描述，哪种是正确的：（）
A. 不确定度评定应尽量不采用B类评定
B. 不确定度宜用方差表示
C. 合成标准不确定度是用标准差表示的各部确定度分量之和
D. 室内质控数据可以用于检验结果不确定度的评定
E. 临床检验是特殊的测量领域，GUM原来不适用临床检验领域
[单选题]发电机在停机时,当机组转速降到额定转速的35%时加闸制动。允许惰性停机,但一年中小于( )次,且转速下降到平均线数度为1m/s时的持续运行时间不应超过15min。
A.1
B.2
C.3
[判断题] 电客车制动控制采用“架控”模式,车轮防滑保护采用“轴控”模式(1.0分)
A.正确
B.错误
[判断题]洋地黄中毒最常见的心电图表现是ST-T呈鱼钩样改变。（）
[单选题]不吸烟车厢应有禁止吸烟标志，乘务人员要对在车厢吸烟的旅客（），提醒旅客不得乱扔烟头火种。
A.进行罚款
B.进行劝阻
C.予以批评
D.予以没收
[判断题]机车车辆前进时应鸣示起动注意信号。( )
A.正确
B.错误
[单项选择]分水岭脑梗死多由于（）
A. 动脉粥样硬化所致
B. 血流动力学所致
C. 脑血管痉挛所致
D. 微栓子所致
E. 脑外盗血综合征所致
[单选题]企业根据员工所承担的工作或员工所具备的技能、能力而向员工支付的相对稳定的报酬属于( )。
A.基本薪酬
B.奖金
C.福利
D.工作体验
[简答题]持有人不配合金融机构收缴行为的，可向当地公安机关进行报告。
[填空题]FAS通过硬线接口监视感温电缆的（）状态和故障状态。
[单选题]1起重工作在道路上施工应（）遮栏（围栏），并悬挂警告标示牌。
A.架设
B.搭设
C.装设
D.安装
[单选题]交界性肿瘤是指( )。
A.位于一种组织和另一种组织的交界处
B.位于两个器官的交界处
C.介于上皮与间叶组织之间的良恶性肿瘤
D.介于良恶性肿瘤之间的肿瘤
[多选题]公安机关在工作中形成的属于归档范围的全部档案应当由档案部门集中统一管理。任何部门和个人不得据为己有或者拒绝归档,按照“谁形成、谁归档”的原则,及时收集整理列入归档范围的文件材料,严格按规定移交归档,应当加强对开展( )等过程中形成文件材料的收集和归档。
A.专项行动
B.举办重要会议和活动
C.处置重大案(事)件
D.承建重大建设项目
[简答题]钢轨断轨的紧急处理方法及处理后的列车放行条件？
[判断题]电扶梯清洁过程中在上、下平台区前均放置“正在维修”标示牌，清洁过程中任何人员禁止进入作业区域。
A.正确
B.错误
[单项选择]Where are they talking
A. At home.
B. In a school.
C. In a shop.
[多选题]学生每年仅限于购买（ ）减价票，当年未使用的次数，（ ）留作下年使用。
A.四次往返;
B.四次单程;
C.可以;
D.不能
[判断题]国家创制法的两种基本形式是制定和认可。
A.正确
B.错误
[填空题]用摇表测量高压设备的绝缘电阻时,在测量前后必须将被测设备（包括电缆）<--NRC-->，在测量中禁止任何人触及设备。
[单项选择]The difference between the actual loss caused by Hurricane Andrew and the loss estimated by insurance companies before the hurricane is
A. i billion dollars.
B. 8 billion dollars.
C. 9 billion dollars.
D. 17 billion dollars.
[单选题]在欧元发行初期,最主要的伪造手段是 。
A.彩色复印机制版
B.照相制版
C.电子扫描分色制版
D.变造钞票
[多选题]计算机网络拓扑结构有哪些？（易）（基础知识）
A.总线型网络
B.星型网络
C.扩展星型网络
D.环型网络
E.树形网络
F.网状网络
[单项选择]男性，50岁，毕Ⅱ式胃大部切除术后第5天，进半流食后呕吐，呕吐物为食物和胆汁，首先考虑病人出现
A. 吻合口梗阻
B. 倾倒综合征
C. 输出段梗阻
D. 输入段完全性梗阻
E. 输入段不完全性梗阻
[判断题]防洪看守及巡守人员可以在巡守过程中进入隧道内避雨、休息。
A.正确
B.错误
[单选题]货物列车抱闸，在区间停车确认车辆为抱闸故障能够运行的，关闭截断塞门，拉缓解阀排尽副风缸余风，确认缓解，按限速（ ）km/h运行至前方站。
A.30
B.50
C.60
D.80
[单选题]避免下游出现高压的是
A.慢速开启关断阀
B.热补偿器
C.减压调节器
D.压力传 感器
[单项选择]脂质体的膜材
A. 微球
B. pH敏感脂质体
C. 磷脂和胆固醇
D. 毫微粒
E. 单室脂质体
