热门试题:
[单选题]【单选题】 哮喘发作时应用肾上腺素受体激动药,最适宜的药物是()
A. 异丙肾上腺素
B. 麻黄碱
C. 去甲肾上腺素
D. 沙丁胺醇
E. 肾上腺素
[判断题]《南昌局集团公司安检查危工作管理办法》(南铁客〔2019〕264号)规定列车行李员(包括高铁乘务员)要对装运的行包票据、货件认真检查,对无安检戳记的货件一律拒绝装车。
A.正确
B.错误
[多选题]在下列哪些情况下应对高压开关柜进行特殊巡视( )
A.开关柜在接近额定负荷的情况下运行
B.开关柜内部有不正常的声响
C.开关柜柜体或母线槽因电磁场谐振发出异常声响时
D.高压开关柜投运后的巡视
[多选题]属于磨煤机启动条件,且叙述正确的是()。
A.磨煤机出口门已开
B.磨煤机润滑油系统正常
C.密封风与磨碗底部差压正常
D.无MFT
[单项选择]下列关于向全国人大提出议案的表述中,正确的是哪一个?( )
A. 全国人大主席团可以向全国人大提出法律案
B. 全国人大三个以上代表团或1/10以上代表可以向全国人大提出宪法修正案
C. 全国人大一个代表团或30名以上代表可以向全国人大提出对中央军委的质询案
D. 全国人大30名以上代表联名可以向全国人大提出对中华人民共和国主席的罢免
[多选题]下列公安机关实施查封.扣押行为不符合《行政强制法》规定的有( )。
A.甲公安机关扣押公民张三的货车70天未做处理
B.乙公安机关的工作人员在午休期间骑所扣押的公民李四的摩托车出去吃午饭
C.丙公安机关将查封的涉嫌聚赌的棋牌室委托给该小区的物业管理处保管
D.王五在取回被扣押的车辆时被丁公安机关要求支付车辆保管费800元人民币
[单项选择]男,40岁,脑MRI示右侧内囊区小片脑梗死,现在处于疾病的恢复期,上肢屈肌和下肢伸肌张力均增高,左侧肢体能抬起床面,但不能抵抗阻力,左侧巴氏征阳性。患者的肌张力增高为那种类型的肌张力增高()
A. 锥体系病变时的肌张力增高
B. 小脑病变时的肌张力增高
C. 多发性神经病时的肌张力增高
D. 肌源性病变时的肌张力增高
E. 脊髓前脚灰质炎时的肌张力增高
[单项选择]二十六岁孕妇,第一胎,停经38周,孕期经过顺利,近1周突觉头晕、眼花、视物模糊。如行胎心监护为有反应型,应选择什么处理方案()。
A. 立即剖宫产
B. 积极治疗1周,考虑终止妊娠
C. 积极治疗24~48小时,考虑终止妊娠
D. 积极治疗,等待自然分娩
E. 立即人工破膜及静脉滴注缩宫素引产
[单项选择]在企业征信系统中,已结清保理业务的含义是()。
A. 业务状态为正常的保理业务
B. 叙作金额为零的保理业务
C. 叙作余额为零的保理业务
D. 业务状态为逾期的保理业务
[判断题]有施工分包的,施工承包单位应与分包单位签订合同和安全协议,且劳务分包单位已与其被派遣劳务人员签订劳动合同。
A.正确
B.错误
[不定项选择题]A young woman rode with her new husband in a wagon(四轮马车).They came to a log cabin (小木屋).The man shouted and a little boy came running out of the cabin.Sarah, the young woman, got down from the wagon, opened wide her arms and held the boy close.
"Hello, Abe Lincoln," she said."I think we'll be good friends."
The new mother with the smiling face went to work at once.She washed Abe and his sister and tidied(弄整齐) their hair.And that night she threw away the boy's mattress(床垫) of leaves and gave him a soft mattress and enough blankets to keep him warm at night.
Sarah wove cloth and made new shirts for Abe.She made him new deerskin trousers and even deerskin shoes.
Maybe, if she hadn' t come to the cabin, he wouldn' t have lived to be a man.When Abe' s father told him not to go to school any more and help on the farm, Sarah took Abe' s part against his father.Abe would rather read than eat, and when his father told him to stop, Sarah said, " Let the boy read."
In 1530 the day came when Abe would leave home to work in New Salem.For the last time she had taken Abe's part against his father.For the last time she had kept the cabin quiet so that Abe could read.
More than twenty years later,when Abe,whohad then become famous,was going to make a speech in a nearby town, Sarah went there just to watch him.In the crowd she tried to make herself small, but he saw her, and in front of everybody, got out of his carriage and went over and put his arms around her and kissed her.Yes, that was her Abe.
"He loved me truly," she said later.
If Sarah hadn' t come to the cabin,_______
A.Abe' s father wouldn' t have told him not to go to school
B.Abe wouldn' t have helped his father on the farm
C.Abe wouldn' t have had so much time to read
D.Abe' s father wouldn' t have told him to stop reading
[单项选择]“我冒犯了人们的指摘一步一回头地瞟我意中人”,这句诗的作者是()。
A. 冯至
B. 汪静之
C. 徐志摩
[单项选择]掷木块法:船舶从稳定的航向、航速作直线航进,两观测组分别立于()。
A. 船首及船尾的固定点
B. 船首两侧的固定点
C. 船尾两侧的中心点
D. 船首及船尾的中心点
[单选题] 公安派出所有权对违反治安管理行为人罚款的最高额是( )元。
A.200
B.1000
C.500
D.5000
[简答题]酚类、醛类及表面活性物质分别对病毒的什么结构产生破坏或一定影响?
[判断题]单双线电话闭塞无联锁中,对特快旅客列车以及按施工特定行车办法行车的列车,不回收书面行车凭证
A.正确
B.错误
[单选题]视频压缩编码的原理是( )。 ( )
A.将视频数据中色度分量信号去掉,节省编码空间
B.利用视频数据中存在的相关性,去掉冗余信息
C.将画面的分辨率降低,减少参与编码的像素数
D.对画面进行抽样,减少需要编码的帧数
[单项选择]Sally Kristen Ride was born on May 26, 1951 in Los Angeles, California. At the (36) of ten, Dr. Ride began to play tennis and became an excellent tennis player. She (37) a tennis scholarship to Westlake School for (38) in Los Angeles. After her (39) , she enrolled in Swarthmore College and (40) out to become a (41) tennis player. She worked hard (42) her tennis game, but after a few months decided she would (43) tennis. She enrolled at Stanford University. Dr. Ride had always been (44) in Math and Science and eventually (45) her doctorate degree in Physics. Dr. Ride saw an (46) in the Stanford University paper about NASA (47) for people to become astronauts. She applied (48) the space program. More than 8 000 people applied and thirty-five were (49) . Dr. Ride underwent extensive training (50) an astronaut and (51) the first American woman in spa
[单选题]禁止在井内、隧道内以及封闭的场所使用( )发电机等设备,以防止作业人员缺氧或有害气体中毒。
A.燃油(气)
B.数码
C.大型
[填空题]合同评审评审意见出现重大分歧又无法修改时,由( )负责形成书面报告,按程序处理。
[单选题]流动式装卸机械在货场内行驶速度不得超15km/h,站台上行驶不得超过10km/h,在转弯、进出车(库 )门及危险区域不得超过 ( )km/h。
A.5
B.10
C.15
D.20
[单项选择]活动隔墙与玻璃隔墙每个检验批应至少抽查20%,并不得少于()间。
A. 3
B. 4
C. 5
D. 6
[多选题] 下列关于劳动争议的解决方式的表述哪些足止确的?
A.调解原则适用于劳动仲裁和诉讼程序
B. 在劳动仲裁前必须先行调解
C.劳动争议仲裁的裁决足终局的
D.在当事人提起诉论之前,必须先进行劳动仲裁
[单选题]携带的任何物件与接触网设备的带电部分应保持()米以上距离?
A.2
B.4
C.5
D.10
[单选题]CR400AF型动车组被机车救援时,有蓄电池管理功能的动车组,随车机械师将联挂端司机室【负载切除】至“红点”位。司机在联挂端司机室点击HMI屏【维护界面】-【回送救援】-【回送发电】按键,确认各动车“( )”圆点显示绿色。
A.预充电接触器控制
B.预充电控制空开
C.预充电接触器
D.预充电接触器空开
[判断题]没有经登高作业专门培训的人员,也可以进行登高作业。
A.正确
B.错误
[多选题]妊娠期肝内胆汁淤积症可能对该孕妇及胎儿造成的影响是:( )
A.孕妇易发生早产
B.孕妇易发生产后出血
C.孕妇可发生前置胎盘
D.胎儿宫内窘迫
E.新生儿颅内出血
[判断题]消防桶是列车应急设备( )
A.正确
B.错误
[多项选择]电梯的种类很多,性能也都不一样,操纵方法也不同,常见的有:()
A. 按钮
B. 集选
C. 手柄
D. 信号
[多项选择]()色或()色的电源线用作保护接地。
A. 黑
B. 黄
C. 黄绿
D. 白
[简答题]城市燃气管道化是城市现代化的重要标志之一,其安全运行中存在的问题主要包括以下哪些?
[单选题]若确认因吸烟等非火情导致烟火报警时,由( )做好恢复处理,乘警依法调查,并向旅客通告。
A.乘务员
B.随车机械师
C.列车长
D.乘警
[判断题]在工作期间,工作票应始终保留在工作负责人手中。一个工作负责人可以同时执行两张及以上工作票。
A.正确
B.错误
[单选题]下列灭火剂中属于气体灭火剂的是()。
A.二氧化碳
B.泡沫灭火剂
C.水
[判断题]道岔弹片、销钉、挡板损坏应进行修理或更换。
A.正确
B.错误
[多项选择]该批免费补偿货物进口时,报关单“贸易方式”栏应填报为 ______ 。
A. 一般贸易
B. 不作价设备
C. 无代价抵偿
D. 补偿贸易
[单项选择]以下哪个不是SDH网的基本网络单元?()
A. 终端复用器(TM)
B. 分插复用器(ADM)
C. 再生中继器(REG)
D. 路由器(Router)
[单选题]转K5型摆动式转向架对侧滚振动控制加强,振动转动中心降低,有效地( )了爬轨和脱轨的可能性。
A.缩小
B.减小
C.加大
D.增大