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[单选题]标志的含义是:___。(1.0分)
A.必须戴眼镜
B.必须戴防护眼镜
C.请勿戴眼镜
D.当心伤眼

热门试题:

[单项选择]
Music comes in many forms; most countries have a style of their own. {{U}} (56) {{/U}} the mm of the century when jazz was born, America had no prominent {{U}} (57) {{/U}} of its own. No one knows exactly when jazz was {{U}} (58) {{/U}} , or by whom. But it began to be {{U}} (59) {{/U}} in the early 1900s. Jazz is America’s contribution to {{U}} (60) {{/U}} music.In contrast to classical music, which {{U}} (61) {{/U}} formal European traditions, jazz is spontaneous and free in form. It bubbles with energy, {{U}} (62) {{/U}} the moods, interests, and emotions of the people. In the 1920s jazz {{U}} (63) {{/U}} like America, and {{U}} (64) {{/U}} it does to day. The {{U}} (65) {{/U}} of this music are as interesting as the music {{U}} (66) {{/U}}. American negroes, or blacks, as they are called today, were the jazz {{U}} (67) {{/U}}. The
A. demonstrated
B. composed
C. hosted
D. formed
[判断题]如遇节假日,对公、对私贷款到期后系统依据双休日和国家法定节假日自动顺延到期日期。
A.正确
B.错误
[多选题]配电站户外高压设备部分停电进行营销现场作业,应在工作地点四周装设围栏,其出入口要围至邻近道路旁边,并设有()和()标示牌。
A.“从此进入!”
B.“在此工作!”
C.“禁止攀登!”
D.“禁止合闸!”
[单项选择]以下x线检查前准备,哪项不正确
A. 透视检查者,需除去透视部位的厚层衣物
B. 腹部摄片者应先清洁肠道
C. 心血管造影前穿刺部位需备皮
D. 胃肠钡餐检查者应先做碘过敏试验
E. 钡餐灌肠检查者当日禁早餐
[单选题]( )不是钢轨的主要功用。
A.支持引导机车车辆的车轮
B.使列车按正确的方向运行
C.固定轨枕形成框架结构
D.将来自车辆的压力传送给轨枕
[判断题]( ) BC006 抽油机井井口憋压时,井底各部位必须达到不渗、不漏,阀门灵活好用。
A.正确
B.错误
[判断题]倒闸操作结束后,可只将操作票归档管理。
A.正确
B.错误
[单选题]旅客列车运行中施行常用制动时,机车呈牵引状态,柴油机转速控制在550r/min左右或牵引电流控制在( )A左右。(操规)
A.800
B.1000
C.600
[多项选择]李金发的诗集有()。
A. 《微雨》
B. 《为幸福而歌》
C. 《食客与凶年》
D. 《异国情调》
[判断题]企业取得的境外所得已直接缴纳和间接负担的税额为人民币以外货币的,在以人民币计算可予抵免的境外税额时,凡企业记账本位币为人民币的,应统一按实现该项境外所得对应的我国纳税年度最后一日的人民币汇率中间价进行换算。 ()
A.正确
B.错误
[判断题]( )净料单位成本的计算不需任何条件 。
A.正确
B.错误
[单项选择]《反不正当竞争法》所称的不正当竞争,是指()
A. 违反法律、行政法规的规定,损害其他经营者的合法权益,扰乱社会经济秩序的行为
B. 违反法律、行政法规的规定,损害消费者的合法权益,扰乱社会经济秩序的行为
C. 违反《反不正当竞争法》的规定,损害其他经营者的合法权益,扰乱社会经济秩序的行为
D. 违反自愿、平等、公平、诚实信用的原则,损害消费者的合法权益,扰乱社会经济秩序的行为
[填空题]
A device to "sleep on it" could be well founded, scientists say. After a good night’s sleep, a problem that seemed insurmountable(不能克服的) the night before can often appear more{{U}} (47) {{/U}}, although the evidence until now has been anecdotal(轶事的,趣闻的). But{{U}} (48) {{/U}}at the University of Luebek in Germany have designed an experiment that shows a good night’s sleep can{{U}} (49) {{/U}}insight and problem-solving. Dr. Jan Born, a neuroscientist at the university, and his team taught volunteers two simple rules to help them{{U}} (50) {{/U}}a string of numbers into a new order. There was also a third, {{U}} (51) {{/U}}rule, which could help them increase their speed in solving the problem. The researchers divided the volunteers into two groups, half were allowed to sleep after the training while the{{U}} (52) {{/U}}were forced to stay awake. They noticed that the group that had slept after the training were twice as{{U}} (53) {
[单选题]径向轴承又称为( )。
A.支撑轴承
B.推力轴承
C.油膜轴承
D.巴式轴承
[单选题]消防救援机构接到举报投诉后,应当制作()。
A.A.受案登记表
B.B.消防违法行为举报、投诉查处情况记录
C.C.消防监督检查记录
D.D.责令限期改正通知书
[单项选择]( )即操作者自身以外的人和事给予的反馈,有时也称结果知识。
A. 内部反馈
B. 外部反馈
C. 动觉反馈
D. 过程反馈
[单项选择]一般衡量社会文化水平的重要指标是()
A. 人口的性别比例
B. 人口的受教育水平
C. 人口的健康状况
D. 人口的平均收入
[单项选择]计算总资产收益率最常用的口径是()。
A. 税前利润
B. 净利润
C. 净利润+利息
D. 净利润+利息+所得税
[多项选择]工程建设项目的三个最基本特征是( ),决定或影响工程建设项目其他技术、经济和管理特征及其管理方式和手段。
A. 唯一性
B. 系统性
C. 一次性
D. 产品固定性
E. 要素流动性
[单选题]国家能源局及其派出能源监管机构加强与地方各级政府电力管理等有关部门的沟通联系,强化协同监管,形成工作合力,联合组织开展(  )、安全执法等工作,积极配合、协助安监等相关专业部门做好安全监管工作。
A.A.隐患排查
B.B.安全检查
C.C.安全监督
D.D.安全巡视
[单选题]CRH5型动车组车轮直径一级检修检查规定值为:同一轮对≤()mm;同一转向架≤()mm。
A.1.5,20
B.1.2,20
C.1.2,25
D.1,15
[单项选择]溃疡性结肠炎又称:()
A. 慢性结肠炎
B. 慢性非特异性结肠炎
C. 慢性非特异性溃疡性结肠炎
D. 慢性非特异性溃疡性大肠炎
E. 慢性溃疡性结肠炎
[单选题]发生试车线周边火灾,预案终止条件是接到( )反馈的火灾扑救完毕信息后,调度指挥中心终止《火灾专项应急预案》。
A.场凋
B.现场指挥
C.应急领导组
D.消防队
[简答题]《危险品航空运输安全技术细则》(Doc 9284-AN/905)由( )制定
[填空题]

"Universal history, the history of what man has accomplished in this world, is at bottom the History of the Great Men who have worked here," wrote the Victorian stage Thomas Carlyle. Well, not any more it is not.
Suddenly, Britain looks to have fallen out with its favourite historical form. This could be no more than a passing literary craze, but it also points to a broader truth about how we now approach the past: less concerned with learning from forefathers and more interested in feeling their pain. Today, we want empathy, not inspiration.
From the earliest days of the Renaissance, the writing of history meant recounting the exemplary lives of great men. In 1337, Petrarch began work on his rambling writing De Viris Illustribus—On Famous Men, highlighting the virtus (or virtue) of classical heroes. Petrarch celebrated their greatness in conquering fortune and rising to the top. This was the biographical tradition which Niccolo Machiavelli turned

[填空题]“安全设置”位于“组策略对象编辑器”和“计算机配置”的“()”文件夹中。
[判断题]被拘留人在被行政拘留前因同一行为被依法拘传、刑事拘留、取保候审的时间都不能折抵行政拘留时间。
A.正确
B.错误
[简答题]自阀手柄在制动区,机车起紧急制动作用是什么原因(JZ-7型)?
[简答题]简答社会管理秩序行为的含义是什么?
[单项选择]An analyst does research about risk management applications of option strategies. With respect to option strategies, the shape of the graph that illustrates both the value at expiration and profit for buying a call is most similar in shape to the graph for:
A. selling a put.
B. a covered call position.
C. a protective put position.
[判断题]如果5-5未添加邻区,MR上报后也会触发SN CHANGE REQUIRED,所以会计入SN变更请求次数( ) 分值1分
A.正确
B.错误
[多选题]动车组轮对由 组成。
A.减振器
B.空心车轴
C.整体车轮
D.空气弹簧
[名词解释]固氮酶的呼吸保护
[单选题]双轨探伤仪提报的作业计划要明确()、上下道地点、道岔进路等,运行方向原则上与列车运行方向一致。
A.里程
B.作业区段里程
C.区段
D.作业区间
[判断题]悬挑架的节点应该采用焊接或螺栓连接,不得采用扣件连接。 ( )
A.正确
B.错误
[单项选择]会计制度设计的针对性原则是指()。
A. 针对单位的具体实际进行设计
B. 针对国家的宏观要求进行设计
C. 针对决策者的要求进行设计
D. 针对国家的监管要求进行设计
[单选题]制定员工招聘计划必须依据工作岗位说明书,其中应逐项说明具体工作内容是下面哪一项? ( )
A.工作识别
B.工作概述
C.工作任务与职责
D.工作条件与环境

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