热门试题:
[判断题]一切重大物件的起重、搬运工作应由有经验的专人负责，作业前应向参加工作的全体人员进行技术交底，使全体人员均熟悉起重搬运方案和安全措施。
A.正确
B.错误
[单选题]防护中使用的移动停车信号是（ ）。
A.昼间红色方牌,夜间柱上红色灯光
B.昼间黄色圆牌,夜间柱上黄色灯光
C.昼间绿色圆牌,夜间柱上绿色灯光
D.作业标和减速地点标
[单选题]【2017电力安全工作规程习题（线路部分）单选题】72.对直接在现场许可的停电工作，工作许可人和工作负责人应在工作票上记录 （ ） ，并签名。
A. 工作内容
B. 停电范围
C. 许可时间
D. 安全措施
[单项选择]
Although there are many skillful Braille readers, thousands of other blind people find it difficult to learn that system. They are thereby shut (1) from the world of books and newspapers, having to (2) on friends to read aloud to them.
A young scientist named Raymond Kurzweil has now designed a computer which is a major (3) in providing aid to the (4) .His machine, Cyclops, has a camera that (5) any page, interprets the print into sounds, and then delivers them orally in a robot-like (6) through a speaker. By pressing the appropriate buttons (7) Cyclops’s keyboard, a blind person can "read" any (8) document in the English language.
This remarkable invention represents a tremendous (9) forward in the education of the handicapped. At present, Cyclops costs $ 50,000. (10) , Mr. Kurzweil and his associates are preparing a smaller (11) improved version that
A. estimates
B. considers
C. counts
D. determines
[判断题]红外测温仪每次用后，应用清洁的压缩空气吹除表面尘埃，轻轻用软刷刷除玻璃清洁剂浸湿，可用溶剂清洗镜头。( )
A.正确
B.错误
[判断题]教学组织形式是指为了完成特定的教学任务，教师和学生按一定要求组合起来进行活动的结构，教学组织形式是固定不变的。（）
A.正确
B.错误
[判断题]1115. ( )风向是指风运动的方向。
A.正确
B.错误
[单选题]登陆站控系统,打开( ),可以调取加热炉水浴温度参数。
A.电子巡井
B.井组导航
C.流程监控操作界面
D.电子报表
[单项选择]以下不属于内部欺诈事件的是（）。
A. 交易不报告
B. 伪造
C. 交易品种未经授权
D. 管理信息不正确
[判断题] 待用间隔的隔离开关(刀闸)操作手柄、网门可不加锁。
A.正确
B.错误
[判断题]提升绞车升降人员的罐笼内，每人占有的有效面积应不小于0.18m²。
A.正确
B.错误
[单项选择]固定义齿桥体长而刚性不够时会产生
A. 基牙下沉
B. 桥体挠曲变形
C. 连接部位断裂
D. 固定义齿移动
E. 固定义齿下沉
[单选题]驼峰色灯信号机显示（ ）表示不准许机车车辆越过该信号机或指示机车车辆停止作业
A.一个红色灯光
B.一个绿色闪光灯
C.一个黄色闪光
[填空题]If you were to begin a new job tomorrow, you would bring with you some basic strengths and weaknesses. Success or (62) in your work would depend, to (63) great extent, (64) your ability to use your strengths and weaknesses to the best advantage. (65) the utmost importance is your attitude. A person (66) begins a job convinced that he isn’t going to like it or is (67) that he is going to fail is exhibiting a weakness which can only hinder his success. On the other hand, a person who is secure (68) his belief that he is probably as capable (69) doing the work as anyone else and who is willing to make a cheerful attempt (70) it possesses a certain strength of purpose. The chances are that he will do well.
(71) the prerequisite skills for a particular job is strength. Lacking those skills is obviously a weakness. A book-keeper who can’t add or a carpenter who can’t cut a straight line with a saw (72) hopeles
[简答题]钻具、套管上下钻台时，录井人员应与钻台大门坡道保持15m以上的安全距离。
[单选题]10kV 及以下高压配电室内，当固定式开关双排面对面布置时，其柜前操作通道最小宽度应不小 于（ ）。
A.1600mm
B.1700mm
C.1800mm
D.2000mm
[单项选择]在中国革命进程中，具有新民主主义革命和社会主义革命双重性质的事件是( )
A. 没收封建阶级的土地归农民所有
B. 没收官僚资本归新民主主义国家所有
C. 接收帝国主义在华企业归新民主主义国家所有
D. 赎买民族工商业归人民民主专政国家所有
[单项选择]肺心病、呼吸衰竭患者行气管切开辅助呼吸，血气分析PaO275mmHg，pH7．42，PaC0228．5mmHg，BE5．2mEq，HCO3-18．3mEq／L，考虑是（）。
A. 正常
B. 呼吸性酸中毒（代偿）
C. 呼吸性酸中毒（失代偿）
D. 呼吸性碱中毒（代偿）
E. 代谢性碱中毒
[判断题]为了保证洪水和流冰的正常通过，必须清除桥涵附近河道的淤土杂物。
A.正确
B.错误
[单选题]潜水救援分队,由支队组建,人员规模不少于( )。
A. 6人
B. 10人
C. 12人
D. 16人
[单项选择]下列关于合同成立的说明，正确的是( )。
A. 要约生效时合同成立
B. 法律规定必须采用书面形式订立合同，当事人未采用书面形式，合同不能成立
C. 采用合同书形式订立合同，在签字或者盖章之前，合同不能成立
D. 承诺生效时合同成立
[单项选择]调配HL通用机床用油时，添加剂的加入顺序是（）。
A. 抗氧剂－防锈剂－金属减活剂－抗泡剂
B. 抗泡剂－防锈剂－抗氧剂－金属减活剂
C. 防锈剂－抗氧剂－金属减活剂－抗泡剂
D. 金属减活剂－防锈剂－抗泡剂-抗氧剂
[多项选择]中暑的临床先兆表现有（）
A. 大量出汗
B. 四肢无力
C. 口渴恶心
D. 面色潮红
E. 高热惊厥
[单选题]下列选项中与悬浮聚合的反应机理相同的是( )。
A. 溶液
B. 乳液
C. 本体
[单项选择]She refuses to come here. Could you please tell me（ ）that prevents her
A. it is what
B. what it is
C. how it is
D. it is how
[填空题]Halloween used to be something quite different from the celebration of sugary greed that goes on today.
Earlier in this century, Halloween was a night when boys played tricks on their neighbors. These tricks were (47) , but more closely resembled practical jokes. For example, the boys might lift an outhouse off its foundations and move it to someone else’s yard, or they might (48) a door from its hinge and leave it on the owner’s roof. Such tricks required skill and planning, and the victims were (49) neighbors or relatives. Usually, the boys do this to knock back what the adults bad done to them which they thought wrong. Thus, Halloween became a night when young people took their " (50) " on adults in a way that was, for the most part, permitted by the community.
But as time passed by, Halloween lost most of its original traditions. Today, the only remnant is found in the "trick or treat" greetings of (51) candy collec
[单选题]主要发生于上颌乳切牙唇面，且较快发展成广泛性龋，少见于下颌乳前牙的是
A.奶瓶龋
B.少年龋
C.猖獗龋
D.环状龋
E.忽视性龋
[单选题]带电水冲洗时，其大、中型水枪喷嘴均应可靠接地。
A.A.正确
B.B.错误
[单选题]：下列为帕金森病患者提供的护理措施中，不正确的是
A.注意环境安全，避免发生跌倒等外伤
B.供给足量较硬的固体食物，锻炼咀嚼功能
C.保证排便通畅
D.向患者讲解坚持服药的重要性
E.指导患者注意纠正异常姿势，以防畸形
[单选题]在《劳动法》中对劳动者职业素质方面的要求是( )。
A.有好学的精神
B.不断地从理论到实践,从实践到理论总结经验,提高职业技能
C.在工作时间学习非职业技能的知识
D.自愿参加自学考试
[判断题]对于申请文件齐备的证券公司，证券交易所予以受理，并自受理之日起20个工作日内作出是否同意接纳为会员的决定。()
A.正确
B.错误
[多项选择]甲建设单位与乙施工单位签定了一项施工合同，合同中载明乙施工单位建造一住宅楼工期10个月。甲建设单位为节约成本指定乙施工单位购买丙公司不合格砂料一批。甲建设单位为了自身利益要求乙单位缩短工期，提前1个月完工，乙单位为了安全施工，工程达标，拒绝甲建设单位要求。
建设单位、设计单位、施工单位、监理单位，由于没有履行职责造成人员伤亡和事故损失的，视情节给予相应处理，情节严重的，( )，构成犯罪的，依法追究刑事责任。
A. 责令停业整顿
B. 降低资质
C. 吊销资质证书
D. 罚款
E. 停业整顿
[填空题]04规则》规定：固定式气体灭火系统，对于载运闪点不超过（）（闭杯）的原油或石油产品货泵舱，其施放灭火剂的自动声响装置若为气动，则供应的气体应为干燥和清洁的；若为电动，则应布置在货泵舱外面，除非使用的是认可的本质安全型的声响报警装置。
[判断题]结束作业时,下道后的小型养路机械必须放置稳固,不准侵入限界,采取防溜措施,并加锁固定。( )。《普速铁路工务安全规则》第2.4.20条
A.正确
B.错误
[单项选择]金穗贷记卡销户结清是指持卡人已成功办理贷记卡销户（）天后，要求提取贷记卡账户中的超额存款，并结清账户的过程。
A. 10
B. 30
C. 45
D. 90
