[填空题]
Directions: In this section, you will hear
a passage three times. When the passage is read for the first time, you should
listen carefully for its general idea. When the passage is read for the second
time, you are required to fill in the blanks numbered from 36 to 43 with the
exact words you have just heard. For blanks numbered 44 to 46 you are required
to fill in the missing information. For these blanks, you can either use the
exact words you have just heard or write down the main points in your own words.
Finally, when the passage is read for the third time, you should check what you
have written.
The family today is no longer the unit of economic production
that it once was. When our society was predominantly rural, both husband and
wife produced goods of {{U}} (36) {{/U}} value that could either be sold
or be used by the family. Equally important, there was no {{U}} (37)
{{/U}} of home and work, the home
[判断题]装置发生告警时,应结合装置最小检测周期,在站端远程控制在线监测装置重新进行一次分析检测并进行离线检测,以验证是否为误告警:( )
A.正确
B.错误
[判断题]加气前需要提前对设备进行预冷,如果5分钟前刚加完气,则不需要 ( )
A.正确
B.错误
[单项选择]元认知策略中的计划监控包括设置学习目标、浏览阅读材料、产生待回答的问题以及()。
A. 分析如何完成学习任务
B. 变化阅读的速度
C. 容忍模糊
D. 猜测
[简答题]安全目标的关键是实现安全的三大要素:机密性、完整性和可用性。对于一般性的信息类型的安全分类有以下表达形式:{ (机密性,影响等级), (完整性,影响等级), (可用性,影响等级) }在上述表达式中,"影响等级"的值可以取为低 (L)、中(M)、高(H) 三级以及不适用 (NA)。【问题1】 (6分)
请简要说明机密性、完整性和可用性的含义。
【问题2】(2 分)
对于影响等级"不适用"通常只针对哪个安全要素?
【问题3】(3 分)
如果一个普通人在它的个人 Web 服务器上管理其公开信息。请问这种公开信息的安全分类是什么?
[单选题]某患者因腹泻、呕吐入院,心电图:ST段水平压低,T波倒置,U波增高,最可能的病因是( )
A.高钾血症
B.低钾血症
C.高钙血症
D.洋地黄效应
E.洋地黄中毒
[多选题]新形势下的营销环境决定了商业企业的营销组织结构应( )。
A.以市场为导向
B.突出品牌培育
C.塑造企业形象
D.做强做大品牌
[单项选择]下述几种媒体中,()已成为世界上覆盖面最广、最大众化、影响力最强的大众媒体,也是最有效力的广告媒体。
A. 杂志
B. 报纸
C. 广播
D. 电视
[单项选择]结肠癌的X线征象描述不正确的是()
A. 腔内不规则的充盈缺损
B. 黏膜皱襞破坏
C. 环形狭窄
D. 腔内恶性龛影
E. 肠腔轮廓外"T"字形龛影
[单项选择]若传动轴()时,其临界转速可以提高。
A. 采用实心轴
B. 采用空心轴
C. 增加长度
D. 采用橡胶支承
[单项选择]运用使用年限法估测设备的实体有形损耗率,是假设设备在整个寿命期间,其有形损耗是随时间呈( )关系变化的。
A. 指数
B. 代数
C. 线性
D. 递减
[判断题]手机安全、行为安全、网络安全、平台安全、数据安全为军队终端管理安全保障的基础
A.正确
B.错误
[单选题]事故责任依次划分为全部责任、主要责任、重要责任、次要责任和()。
A.部分责任
B.一定责任
C.无责任
D.同等责任
[判断题]《建设工程安全生产管理条例》规定,出租单位应当对出租的机械设备和施工机具及配件的安全性能进行检测,在签订租赁协议时,应当出具检测合格证明。
A.正确
B.错误
[单选题]2.443.第443题
()即理论线损,它是电网系统中必然存在的,其数值可通过各种计算方法算出的。
A.管理线损
B.固定线损
C.营业线损
D.技术线损
[判断题]( )餐饮服务提供者可以委托符合《食品安全法》规定条件的集中消毒服务单位对餐具、饮具清洗消毒。
A.正确
B.错误
[单项选择]数列“200、400、600、800、1000”的中位数是()。
A. 200
B. 600
C. 800
D. 1000
[填空题]观察列车从第一个公里标到第二个公里标所用时间为1min,则行车速度是()km/h。
[填空题]在()的电力系统中,由于发生单相完全接地时,非故障相对地电位升高为线电压,容易引起绝缘损坏,从而引起两相或三相短路,造成事故。
[单项选择]以下症状中,对精神分裂症最有诊断意义的是()。
A. 被害妄想
B. 嫉妒妄想
C. 牵连观念
D. 思维松弛
E. 夸大妄想
[单项选择]
Eye contact is a nonverbal technique that helps the speaker "sell" his or her ideas to an audience. Besides its persuasive powers, eye contact helps hold listener interest. A successful speaker must maintain eye contact with an audience. To have a good relation with listeners, a speaker should maintain direct eye contact for at least 75 percent of the time. Some speakers focus exclusively on their notes. Others gaze over the heads of their listeners. Both are likely to lose audiences’ interest and esteem. People who maintain eye contact while speaking, whether from a podium (演讲台) or from across the table, are "regarded not only as exceptionally well disposed by their target but also as more believable and earnest".
To show the potency of eye contact in daily life, we have only to consider how passers- by behave when their glances happen to meet on the street. At one extreme are those people who feel obliged to smile when they make eye contact. At
A. smile to each other
B. feel awkward and look away immediately
C. try to make a conversation with each other
D. Both A and B.
[判断题]从业人员有获得符合国家标准的劳动防护用品的权利。( )
A.正确
B.错误
[单选题]港口危险货物集装箱堆场的出入口不应少于( )处
A.2
B.3
C.4
D.1
[单项选择]以下关于腹腔内脏器官神经支配的说法不正确的是()。
A. 腹腔内脏器官受交感神经和副交感神经双重支配
B. 内脏大神经起自脊髓胸4~10节段,终止于腹腔动脉根部的腹腔节
C. 腰交感干由4~5对腰节组成,左右交感干之间以横的交通支相连
D. 迷走神经后干的腹腔支参与肝丛、胃丛、脾丛、胰丛、肾丛及肠系膜上下丛的组成
E. 肝胆手术椎管内麻醉阻滞内脏神经交感神经支时迷走神经支也被阻滞
[单项选择]高压供电系统中,当时,计算短路电流可以只考虑()。
A. 系统短路电阻
B. 系统短路阻抗
C. 系统短路电抗
D. 系统短路电压