热门试题:
[多选题]PLC的循环扫描工作中每一扫描周期的工作阶段是()。
A.输入采样阶段
B.程序执行阶段
C.输出刷新阶段
D.自诊断阶段
[单选题]下列关于第十三届西博会签约仪式集中签约情况的说法中,正确的是:
A.第二产业签约项目数及投资额均低于第一、三产业之和
B.分领域看,签约项目数越多的领域其投资额也越高
C.新能源新材料产业签约项目平均投资额不足20亿元
D.以上说法都不正确
[填空题]提升装置使用中的钢丝绳做定期检验时,安全系数有下列情况时,必须更换:专为升降物料用的小于()。
[单项选择]对于原告在诉讼中的举证,下列说法正确的是?( )、
A. 原告提供的证明被诉行政行为违法的证据不成立的,应认定该行政行为合法
B. 原告逾期不提供证据的,视为放弃举证权利
C. 原告在一审中没有提供而在二审中提出的证据,法院应当采纳
D. 对于起诉被告不作为的案件,原告必须证明自己提出过申请
[单选题]线路钢轨(焊缝)折断永久处理:对紧急处理或临时处理的处所,应及时插入短轨进行焊复,恢复无缝线路轨道()。
A.结构
B.构造
C.状态
D.形状
[判断题]电流互感器二次侧不允许开路。
A.正确
B.错误
[单项选择]
Ⅲ Cloze Directions: For each blank in the following passage, there are four choices given below and marked A, B, C and D. Choose the one that is most suitable and blacken the corresponding letter on the Answer Sheet. Henry’s job was to examine cars which crossed the frontier(边境)to make sure that they were not smuggling(走私)anything into the country. Every evening except at weekends, he would see a factory worker coming up the hill towards the frontier, (21) a bicycle with a big load of old straw on it,When the bicycle (22) the frontier, Henry used to stop the man and (23) him take the straw off and untie it. Then he would examine the staw carefully to see (24) he could find anything,after which he would look in all the man’s pockets (25) he let him tie the straw again. He never found (26) , even though he examined it very carefully. Then one evening, after he had looked through the straw and emptied t
A. nothing
B. something
C. everything
D. anything
[单选题]发电企业调试和停机时购电网电量执行( )。
A.普通工业电价
B.大工业电价
C.商业电价
D.非工业电价
[单项选择]某办公楼供电电源10kV电网中性点为小电阻接地系统,双路10kV高压电缆进户,楼内10kV高压与低压电气装置共用接地网,请回答下列问题,并列出解答过程。 已知变电所地面上土壤电阻率ρf=1000Ω.m,接地故障电流持续时间t=0.5s,高压电气装置发生接地故障时,变电所接地装置的接触电位差Ut和跨步电位差Us不应超过下列哪项数值?()
A. Ut=100V,Us=250V
B. Ut=550V,Us=250V
C. Ut=487V,Us=1236V
D. Ut=688V,Us=1748V
[单选题]单项选择题:绘图时尽可能选用( )。
A. 任意比例
B. 放大比例
C. 缩小比例
D. 原值比例
[单项选择] Amtrak (美国铁路客运公司) was experiencing a downswing in ridership (客运量) along the lines comprising its rail system. Of major concern to Amtrak and its advertising agency DDB Needham, were the long-distance western routes where ridership had been declining significantly.
At one time, trains were the only practical way to cross the vast areas of the west. Trains were fast, very luxurious, and quite convenient compared to other forms of transportation existing at the time. However, times change and the automobile became America’’s standard of convenience. Also, air travel had easily established itself as the fastest method of traveling great distances. Therefore, the task for DDB Needham was to encourage consumers to consider other aspects of train travel in order to change their attitudes and increase the likelihood that trains would be considered for travel in the west.
Two portions of the total market were targeted: 1) anxious fliers — those concerned with safety, relaxation, a
A. the attractiveness of its name and route was effectively advertised
B. it provided an exciting travel experience
C. its passengers could enjoy the great western outdoors
D. it was widely advertised in newspapers and magazines in Chicago and Seattle
[单项选择]有风天气使用手持火焰信号时,应把信号点燃后伸向艇筏的()。
A. 上风舷外
B. 下风舷外
C. 任一舷外
[单选题]许可证存档并保存( )年。(包括已取消作废的许可证)
A.1
B.2
C.3
D.2-3
[判断题]大额支付系统和小额支付系统共享行名行号信息。
A.正确
B.错误
[单选题]任何停电检修(包括事故检修)值班调度员必须保证停电范围内()。
A.有明显的接地点
B.有明显的断开点
C.有明显的验电点
[单项选择]
Your eye is a window on the nerves and blood vessels, revealing vital information about your entire body. An (1) exam starts from the outside and works in. First the ophthalmologist (眼科医生) gauges (2) with the familiar wall chart and checks visual field by moving objects in and out of (3) . A limited visual field could be the (4) of the high inner eye pressure of glaucoma(青光眼)or (5) a tumor pressing on nerves leading from the eye. The physician also checks for infection around the lashes and notes how fast the lids follow the eyes downward. Lid lag sometimes (6) thyroid disease (甲状腺疾病).
If one pupil contracts (7) the other doesn’t, the physician is (8) to the fact that (9) a tumor or stroke, perhaps, has damaged the nerves between the eye and brain. A tumor as far away (10) the lung can cause capillary problems by hitting a nerve that loops through the neck.
The white of the eye, tear ducts
A. anything
B. everything
C. factor
D. something
[判断题]高倍数泡沫灭火机、惰性气体发生装置等煤矿救护大型设备,应每年检查、演习1次。( )
A.正确
B.错误
[多选题]公安机关在办理治安案件过程中,应履行法定告知义务。下列表述正确的是()。
A.作出处罚决定前,应当告知违反治安管理行为人作出治安管理处罚的事实.理由及其享有的陈述权和申辩权
B.如果对违反治安管理行为人处以吊销保安培训机构经营许可证处罚的,应告知当事人有申请举行听证的权利
C.在处罚决定书上,应当告知被处罚人申请行政复议.提起诉讼的途径和期限
D.进行传唤的,应当将传唤的原因和依据告知被传唤人家属
[多选题]造粒系统出现尾巴料可以用以下哪种方法处理( )。
A.磨切刀或更换切刀
B.模板磨损严重,有伤痕需要更换模板
C.切粒机加油
D.增加产量
[单选题]供气式呼吸防护用品,使用时应( ),防止窒息。
A.先戴面罩后通气
B.先通气后戴面罩
C.直接戴上面罩
[单选题]施工机具和安全工器具应()。
A.统一编号、统一保管
B.统一编号、个人保管
C.统一编号、专人保管
D.统一编号、分别保管
E.略
F.略
[单选题]下列选项中,属于有限空间工作负责人职责的是( )。
A.现场检查施工单位的作业设备
B.防止未经授权的人员进入有限空间作业区域
C.作业前对实施作业的全体人员进行安全交底
[判断题] 抄表员发现用户用电的计量装置与实际不符时,应该立即停电。
A.正确
B.错误
[单项选择]2007年12月31日,甲公司对应收乙公司的账款进行减值测试。应收账款余额合计为1000000元,甲公司根据乙公司的资信情况确定按8%计提坏账准备。2008年公司对乙公司的应收账款实际发生坏账30000元。2008年末应收乙公司的账款余额为1200000元。经减值测试.按10%计提坏账准备。2008年甲公司应该计提的坏账准备为()元。
A. 120 000
B. 70 000
C. 90 000
D. 80 000
[填空题]力对物体的作用效果取决于力的三要素,改变其中任何一种要素,力对物体的作用效果也就()。
[多选题] 轻型汽车指最大设计总质量不超过3500kg的( )汽车。
A. M1类
B. M2类
C. N1类
D. N2类
[判断题]国体决定了一国家性质。我国的国体是人民民主专政。
[简答题]在21世纪,传统的师德教育面临哪些挑战?
[单选题]圬工砌体的沉降缝宽度一般为( )。
A.1~2cm
B.2~3cm
C.3~4cm
D.4~5cm
[单选题]PIS系统由应用服务器、数据服务器、控制器、维护终端、 和到发通告终端等设备组成。( 各类显示屏 )
A.各类显示屏
B.集成管理平台
C.照明设备
D.引导广播
[单选题]下面( )不能远程开启消防水泵主泵的。
A.
通过EBI界面开启
B.
消火栓箱内启泵按钮开启
C.
火灾报警控制盘启泵按钮开启
D.
通过EMCS系统开启
[判断题]当工作面预测或措施效果检验为突出危险工作面时,必须采取或补充工作面防突措施,直到经措施效果检验为无突出危险工作面。
A.正确
B.错误
[单项选择]下列哪项不是特殊类型基金。()
A. 系列基金
B. 保本基金
C. 基金中的基金
D. 平衡型基金
[多项选择]以下参数中属于国民经济评价参数的有()。
A. 官方汇率
B. 行业基准收益率
C. 影子汇率
D. 影子工资
E. 社会折现率
[单选题]不准使卸扣处于吊件的()。
A.转角处
B.顶端
C.底部
[判断题]公司客户经理-互金----(判断题)为方便企业客户使用网上银行,对于所有企业客户都应该积极营销银企直连业务。
A.正确
B.错误
[单选题] 非集中联锁的道岔应安装( )装置。
A.加锁
B.手柄
C.闭板
D.电源
[判断题]公允价值变动损益包括企业交易性金融资产,交易性金融负债公允价值变动形成的损益,不包括采用公允价值模式计量的投资性房地产的公允价值变动形成损益。()