热门试题:
[判断题]在发生人身触电事故时，应立即报告上级领导，并断开有关设备的电源
A.正确
B.错误
[单项选择]下列关于类风湿因子说法正确的是（）
A. 在大部分正常人类风湿因子可以出现低滴度阳性
B. 其滴度与类风湿关节炎病情活动性、严重性无关
C. 是属于IgM型的自身抗体
D. 在某些慢性感染性疾病及恶性肿瘤的患者血清中可出现阳性
E. 类风湿因子阴性可以排除类风湿关节炎的诊断
[单选题]女性23岁，间歇性吞咽困难3年，X线钡餐检查显示食管下端呈鸟嘴样狭窄，何种疾病可能性最大
A.食管下段癌
B.贲门失弛缓症
C.食管炎
D.食管疤痕性狭窄
E.食管平滑肌瘤
[单选题]造成各类伤害、事故的根本原因最重要是（ ）。
A.环境因素
B.设备因素
C.不安全行为
D.管理因素
[单项选择]A new study reports that men whose parents divorced before they were 18 are two to three times as likely to seriously consider taking their own lives as men whose parents were not divorced by that age. Women whose parents divorced by age 18 were not affected as significantly. They, too, thought about suicide more often than other women, but the thoughts were explained by other distressing experiences they’d had, like childhood abuse.
Divorce might be expected to have a bigger overall impact on daughters than on sons, since in general women tend to be more liable than men to depression and suicidal thoughts. But the findings were not a surprise to the study’s lead author, Dr. Esme Fuller-Thomson, a professor of family and community medicine at the University of Toronto.
She noted that in most cases of divorce, at least until recently, mothers obtained custody(监护权) of the children, and the lack of regular contact with a father may take a particular emotional and developmental t
A. Divorce influences girls more than boys.
B. Divorce can hurt the children emotionally.
C. Divorce affects children more than parents.
D. Divorce can lead boys to suicidal thoughts.
[单选题]一列车共有( B ）个火灾报警控制器。
A.7
B.6
C.5
D.4
[判断题]新安装及大修后的发电机以及长期停运的发电机,在运行前应检查换向器、滑环、接线端子和轴承,测试各部绕组的绝缘电阻,确认良好后方可运行。
A.正确
B.错误
[单项选择]高血压脑出血中最易破裂的脑血管是（）
A. 丘脑穿通动脉
B. 纹状体内侧动脉
C. 小脑后下动脉
D. 大脑中动脉主干
E. 豆纹动脉
[判断题]供电营业区的划分，应当考虑城市结构和供电合理性等因素。一个供电营业区内只设立一个供电营业机构。
A.正确
B.错误
[单选题]下列描述属于环境因素的是( )｡
A.柴油机
B.柴油机排气筒无阻火器
C.柴油机旋转部位护罩缺陷
D.柴油机机油泄漏
[单项选择]
This was one of my experiences (1) . When I was in my 30s, I was working for a large international company which had its head office in London. I was working in the (2) department.
The company had a training centre which was just outside London. Different courses were held there throughout (3) and I (4) go on one training course a year. These usually started (5) a Sunday evening and lasted six days.
Once I was (6) a week’s training course with about forty (7) sales people. I was in the bar on the Friday evening and suddenly a woman who was (8) behind the bar asked mea curious question. "I hope you don’t (9) my asking," she said, "but I’ve been (10) about it all week. Have you got a sister (11) Mary" The woman’s name was June. And she used to do various jobs at the training centre. She worked in the office, she organized all th
A. the same
B. a different
C. another
D. the other
[多项选择]Churg-Strauss综合征是以什么为特征的疾病（）
A. 发热
B. 肺脏损害
C. 过敏性哮喘
D. 全身肉芽肿血管炎
E. 嗜酸性粒细胞增多
[单选题]道岔基本轨垂直磨耗，50kg/m及以下钢轨，在正线上超过( )时，应及时修理或更换。
A.6mm
B.8mm
C.10mm
D.11mm
[单选题]利用宗族或者黑恶势力等欺压群众,或者纵容涉黑涉恶活动、为黑恶势力充当“保护伞”行为违反了党的。()
A.政治纪律
B.组织纪律
C.群众纪律
D.工作纪律
[多选题]电力电缆设备的标志牌要与（）的名称一致。
A.电网系统图
B.电缆拓扑图
C.电缆资料
D.电缆走向图
[单项选择]如对某一重大题材做深度报道，则适宜采用的采访方式是______。
A. 隐性采访
B. 蹲点采访
C. 调查座谈
D. 体验感受
[判断题]在带电的接触网下作业，搬运长大杆件应距带电体2m以上。
A.正确
B.错误
[单项选择]经估算，10月份银行存款应计利息收入为500元，该业务应记入的借方账户是（ ）
A. “银行存款”
B. “财务费用”
C. “应收利息”
D. “应付利息”
[单项选择]胃镜用于下列哪种疾病的检查是被禁忌的
A. 上消化道大出血
B. 食管狭窄
C. 幽门梗阻
D. 轻度心肺功能不全
E. 胃内异物
[单项选择]
W: First of all, when do people start work in American offices
M: Right, well, the official work day starts at 9:00 am. This really means 9 o’clock—not ten past or half past nine.
W: Would you say that people work very hard in offices in America
M: Well, I don’t know about employees in your country. But some nations have a philosophy that you work when the "boss" is around. And any time he’s not there, one can relax by reading the newspaper or whatever one likes doing in a personal way.
W: And things are different in the States, you’re saying
M: Well, (1) in America one is being paid for one’s time. So employees are expected to find other work if their own desks are clear, or to help someone else with his or her work. But you never sit idle doing nothing.
W: Yes, as the saying goes: "Time is money."
M: Exactly. Your employer "owns" your time while he is
A. work hard while their boss is around
B. come to work when there is work required to be done
C. work with initiative and willingness
D. work through their lunch break
[多项选择]下面哪些人是北京城的规划和建设者（）
A. 张浩
B. 刘秉忠、郭守敬、也黑迭儿
C. 蒯祥
D. 样式雷
[单项选择]计算机控制系统是依靠（）来满足不同类型机床的要求的，因此具有良好的柔性和可靠性。
A. 硬件
B. 软件
C. 控制装置
D. 执行机构
[单项选择]郭某，女，46岁。症见关节红肿，触之灼热，疼痛剧烈，痛如刀割，筋脉拘急抽掣，入夜更甚，壮热烦渴，舌红少津，脉弦数。其首选方剂是（）
A. 独活寄生汤
B. 薏苡仁汤
C. 双合汤
D. 五味消毒饮合西黄丸
E. 白虎桂枝汤
[单选题]数字万用表交直流电压的测量时（），并将表笔与被测线路并联，读数即显示。
A.红表笔插入V／Ω孔，黑表笔插入COM孔
B.红表笔插入DB孔，黑表笔插入COM孔
C.红表笔插入10A孔，黑表笔插入COM孔
D.红表笔插入MACX孔，黑表笔插入COM孔
[单选题]区段列检所对始发列车，应对列车自动制动机进行( )试验。
A.全部
B.简略
C.部分
D.持续一定时间的全部
[单项选择]《铁路技术管理规程》规定，用于侧向通过列车，速度80km/h以上至140km/h的单开道岔，不得小于（）。
A. 38号
B. 30号
C. 18号
D. 12号
[单选题]主变压器附件安装，以下不正确的是（）。
A.搬运设备必须有足够的人员，防止手脚挤伤及设备碰撞
B.在安装升高座、油枕、散热器及顶部油管等时，必须牢固系好安全带，工具等用布带系好
C.高处作业人员应穿防滑鞋，必须通过变压器自带爬梯上下作业
D.高处作业采用高空作业车，作业人员可攀爬绝缘子作业
[单选题]S700K转辙机定期（）月对机外锁闭杆的卡槽、锁钩面、表示杆、锁闭杆、锁闭框涂机油润滑防锈；（双周/月）；
A.1
B.2
C.3
D.4
[单项选择]右侧胸髓损伤的主要表现是（）
A. 右上下肢痉挛性瘫，左侧半身痛觉障碍
B. 左下肢瘫，右侧损伤平面以下痛温觉障碍
C. 右下肢瘫及深感觉障碍，左侧损伤平面以下痛温觉障碍
D. 右下肢、膝腱反射消失、Babinski征（-）
E. 左下肢瘫，右侧损伤平面以下痛温觉障碍
[填空题]肿瘤细胞栓塞可引起肿瘤的________，细菌或寄生虫栓塞可导致________。
[单项选择]压缩空气泡沫消防车用泡沫灭火后，将发动机转速适度降低，使水泵压力降到（）MPa左右，冲洗管路和水带，直至把泡沫冲洗干净。
A. 0.3～0.5
B. 0.1～0.3
C. 0.5～0.8
D. 0.8～1.0
[单项选择]病历摘要：患者男性，60岁。不慎跌倒枕部着地1小时，伴呕吐2次。受伤当时昏迷约数分钟。既往有糖尿病史20余年。体检：T37.2℃，P70次/分，R20次/分，BP150/95mmHg。GCS11分，躁动，双瞳孔等大、等圆，直径3mm，对光反射迟钝。左枕部有一长3cm头皮裂伤，右枕部有3×3cm头皮血肿。四肢可活动，左侧Babinski征（-）。病人出现上述情况要考虑哪种疾病？提示：术后3日，患者浅昏迷，解柏油样稀便约300ml，BP110/70mmHg，HBG100g/L，大便潜血（++++）。（）
A. 消化性胃溃疡出血
B. 消化性十二指肠球部溃疡出血
C. 应激性溃疡出血
D. 肝硬化出血
E. 食道静脉曲张破裂出血
F. 痔疮出血
G. 直肠肿瘤出血
[单选题]关于桥梁模板及承重支架的设计与施工的说法，错误的是（ ）。
A.模板及支架应具有足够的承载力、刚度和稳定性
B.支架立柱高于5m时，应在两横撑之间加剪刀撑
C.支架通行孔的两边应加护桩，夜间设警示灯
D.施工脚手架应与支架相连，以提高整体稳定性
[单项选择]符合神经组织再生的描述是
A. 神经细胞坏死后仍能再生
B. 周围神经断裂后，断端相隔远，近端可形成创伤性神经瘤
C. 周围神经断裂后，两断端紧密对合，其功能也不能恢复
D. 创伤性神经瘤具有代偿功能
[判断题]若有废袋子或聚乙烯塑料袋，可以用他们覆盖住地毯上或机上设备的危险品溢出物；如果没有，可以使用清洁袋里面带塑料的一面，或使用带塑料封皮的应急信息卡。
A.正确
B.错误
[多选题]《中国人民解放军海军舰艇条令（试行）》规定，舰艇发生破损、失火时须（ ）。
A.A.发出"损害管制警报"信号
B.B.其他舰员按照一级战斗部署就位
C.C.损害管制对按照部署就位，立即行动
D.D.按照舰艇指挥所命令行动
[判断题]Ⅱ类电能计量装置应配置0.2级或0.2s级的电流互感器。( )
A.正确
B.错误
