热门试题:
[单选题]屋顶上单支避雷针的保护范围可按保护角( )确定
A.60°
B.45°
C.30°
[单项选择]“刻板印象”又称为______
A. 首因效应
B. 近因效应
C. 晕轮效应
D. 定型作用
[单选题]在电气设备检修中，一个工作负责人（ ）同时执行多张工作票，工作票上所列的工作地点，以一个电气连接部分为限。
A.在主管领导同意时可以
B.在工作繁忙时可以
C.可以
D.不能
[判断题] ( )大修后的废热锅炉换热器，为了保证开工进度，可直接按转化炉升温速度进行升温。
A.正确
B.错误
[单项选择]胶印油墨干燥过程以氧化结膜与渗透相结合为主，这是因为连结料中的（）与空气中的氧化发生反应。
A. 干性植物油
B. 溶剂
C. 矿物油
D. 石蜡
[单项选择]Human sympathy (62) whales is only natural of all the creatures in the sea. (63) are closer relatives to us than these warm-blooded mammals. And how they got into the sea is one of the most fascinating stories of (64) Most authorities believe that 60 million years ago ancestors of modern whales were four-legged, wolf-size animals living on the sea shores, (65) an abundance of fish and shrimp tempted them to try wading. (63) 10 to 15 million years, their bodies grew, forelegs shrank into flippers used for balance and steering and hind legs disappeared. As a result of some amazing transformations, they are now helpless on land. If stranded on a beach, they can barely breathe.
With abundant (67) of food, whales grew into the largest creatures that lived, (68) larger than dinosaurs. A blue whale can grow to 100 feet. Its tongue is ten feet thick and heavier than an elephant. Some arteries are big enough for
A. born to be dead
B. born dead
C. born to death
D. born died
[填空题]抽样人员不得少于（）名。抽样前,应当向被抽查企业出示组织监督抽查的部门开具的（）或者（）和（）,向被抽查企业告知监督抽查性质、抽查产品范围、实施规范或者实施细则等相关信息后,再进行抽样。
[填空题]铁路线路分为正线、站线、（）、（）和 安全线五种。
[单选题]用NaOH滴定醋酸和硼酸的混合液时会出现（）个突跃。
A.A.1
B.B.2
C.C.3
D.D.0
[判断题]智能阀门定位器根据阀的特性可对行程进行纠正。
A.正确
B.错误
[不定项选择]2004年1月，冯某在某市开设一家夜总会并非法提供色情服务。冯某统一保管卖淫妇女的身份证，对卖淫妇女实行集体吃住、统一收费、定期体检和发避孕工具的措施。 2004年2月，在冯某掌控下的一卖淫女陆某将一名刚满13周岁的女孩邵某引诱来卖淫。 2004年3月，出租汽车司机罗某得知公安机关晚上要检查娱乐场所，便给冯某报信，使夜总会躲过了公安机关查处。但公安机关最终于2004年6月查封了夜总会并发现经常在夜总会嫖娼的陈某患有严重的性病(陈某自己也知道自己患有性病)。陈某还交代他曾嫖宿过邵某，并知道其未满14岁。邵某也承认曾与陈某嫖宿过。对冯某应以什么罪定罪量刑：
A. 强迫妇女卖淫罪
B. 组织卖淫罪
C. 引诱、容留卖淫罪
D. 非法经营罪
[填空题]Many television programs are very realistic. One who {{U}} (36) {{/U}} TV often feels that whatever {{U}} (37) {{/U}} in the film could well happen to him. With only a little {{U}} (38) {{/U}} , every man in the street becomes a thief, a spy or a {{U}} (39) {{/U}} Jane had been watching a spy film at a {{U}} (40) {{/U}} house. In it, a young girl had been followed and murdered. She felt a little {{U}} (41) {{/U}} walking to the station. She took the train hack to the center of the city. There were a lot of people traveling, so she felt much {{U}} (42) {{/U}} . She looked round at the other in the train.
A msn sitting opposite her, reading a newspaper, glanced at her. She thought nothing of it until she saw him {{U}} (43) {{/U}} at her. Remembering the film and feeling very uncomfortable, she got out of the train and went to the bus stop. {{U}} (44) {{/U}}
As long as she had been with other people she wasn’t frightened. {{U}} (45) {{/U}} She could hear footsteps followi
[填空题]线路两旁堆放货物，距钢轨头部外侧不得小于<--NRC-->m，不足上述规定距离时，不得进行调车作业。
[单选题]【单选题】肠梗阻病人血清钾检测值为2.9mmol／L，临床上一般不表现为
A.四肢无力
B.S-T段降低
C.皮肤苍白
D.反常性酸性尿
E.口苦
[单项选择]
The Acquisition of Two Companies
The Provident Companies, the No. 2 seller of individual disability insurance policies, agreed yesterday to buy the No. 1 insurer in the field in a deal that would give it more than 1/3 of the market.
The $1.2 billion deal would eliminate about 600 jobs, give a big Swiss money-losing policies sold by the insurer that is being acquired, the Paul Revere company.
Last year Provident’s insurance units had $2.6 billion in premium revenues and Paul Revere had $1.5 billion. About 57 percent of the combined $4.1 billion in premiums came from disability policies that were sold to individuals. Provident’s next largest competitor, the UNUM Corporation, has about 10 percent of the market.
Paul Revere has been controlled since 1985 by Textron Inc. Textron acquired the insurer when it bought Avco Financial Services, which makes high interest rate loans to people whose employment and credit histories make them too ri
A. No. 1 insurer acquired the No. 2 insurer.
B. No.2 insurer acquired the No. 1 insurer.
C. This deal provided 600 more job opportunities.
D. This deal would produce 1/3 more market share.
[单选题]当非竖向洞口短边边长大于或等于( )mm时，应在洞口作业侧设置高度不小于1．2m的防护栏杆，洞口应采用安全平网封闭。
A.A.1500
B.B.2000
C.C.2500
D.D.5000
[单选题]抗坏血酸注射液的稳定性与温度有关，故常用的灭菌方法是
A.115℃流通蒸汽30min灭菌
B.100℃流通蒸汽15min灭菌
C.100℃流通蒸汽30min灭菌
D.115℃流通蒸汽20min灭菌
E.100℃流通蒸汽20min灭菌
[单选题]倒罐作业要确认倒罐作业通知单,正确导通倒罐流程。倒罐必须要保持最少( )压力,如果压差不够,及时给储罐增压。同时将接受罐减压至尽量最低。
A.2.0Mpa
B.0.4Mpa
C.0.2Mpa
D.0.1Mpa
[单选题]雷雨天气严禁人员停留在风力发电机组内或靠近（ ）
A.A.风力发电机组
B.B.风力发电机组上风侧
C.C.风力发电机组下风侧
D.D.叶片对侧
[单选题]避免提升设备可能导致的伤害做法错误的是( )。
A. 严禁带病使用设备
B. 严禁超载和人员乘坐升降机
C.与现场内的其他单位交叉作业时,没有联系确认就进行操作
D.确定限位、信号、急停装置齐全有效
[单选题]站坪宜设在平道上，困难条件下，可设在不大于（）的坡道上。
A.1‰
B.2‰
C.3‰
D.4‰
[单选题]“大点车”系指在站停留时间超过（ ）小时的待卸车和在站停留时间超过（ ）小时的待挂车和待装车。
A.48，24
B.24，48
C.48，48
D.24，24
[多选题] 持线路或电缆工作票进入变电站或发电厂升压站进行架空线路、电缆等工作,应增填工作票份数,由变电站或发电厂工作许可人许可,并留存。上述单位的( )名单应事先送有关运维单位备案。
A.工作票签发人
B.工作负责人
C.工作班成员
D.专责监护人
[单选题]慢性肾炎肾病型在用氮芥治疗中应特别注意观察 ( )
A.消化道症状
B.出血性膀胱炎
C.肝功能损害
D.白细胞减少
E.脱发
[多选题]调拨可以进行跨省调拨和省内调拨,省内调拨包( )。
A.省中心与高速公路处调拨
B.高速公路处与高速公路处调拨
C.高速公路处与收费所调拨
D.收费所与收费所调拨
[多项选择]下列关于老年病毒性肝炎的描述正确的是（）
A. 黄疸发生率高
B. 急性肝炎以甲型肝炎多见
C. 无黄疸型较多见
D. 慢性肝炎预后较差
E. 急性肝炎以戊型肝炎多见
[单选题]合理用药的首要条件是( )
A.安全性
B.有效性
C.经济性
D.适用性
E.质量合格
[简答题]1853年，美国人卡拉扬在报纸上刊登了世界上第一张新闻照片。请问，照片拍摄的是什么情景？
[判断题]《旅游列车开行管理办法》旅游列车代用票记事栏无须载明团体旅客证的起止号。经由栏必须按列车实际经由填写。
A.正确
B.错误
[单项选择]在口腔预防保健培训班上，就龋病病因的讨论中，大家对细菌、饮食和宿主等因素相互作用进行了探讨。食物致龋作用主要表现在（）
A. 口感和味道
B. 加工方式和包装形式
C. 是否易消化
D. 口腔产酸力和滞留时间
E. 食物的精细程度
[单项选择]新六氟化硫气体的技术条件中，微水含量不得大于8ppm，生物毒性试验的指标是（）。
A. 无毒
B. 有毒
C. 有气味
D. 剧毒
[判断题] 临时用电的电气设备的工作零线(N线)必须通过漏电保护器,通过漏电保护器的工作零线与保护零线之间可以再做电气连接。
A.正确
B.错误
