热门试题:
[单选题]㠋（L）滑板基座表面孔洞直径应≤（）mm。
A.1
B.2
C.3
D.5
[单项选择]企业间的分期付款属于（）。
A. 商业信用
B. 银行信用
C. 国家信用
D. 企业信用
[单选题]根据《公路沥青路面养护设计规范》,养护设计应采用检测时间不超过( )个月的路面技术状况数据。
A.3
B.6
C.9
D.12
[单选题]蓄电池的故障显示为（）。
A.备电故障
B.地址码重复
C.广播无动作
D.以上都不对
E.略
F.略
G.略
H.略
[单项选择]按照支取方式不同对对公存款进行分类，不包括( )。
A. 单位定期存款
B. 单位通知存款
C. 专用存款账户
D. 单位活期存款
[单选题]为锻炼提高各级单位紧急行动能力，检查战斗准备状况，通常中队（站）（）进行1次紧急集合
A.A、每月
B.B、每周
C.C、每季度
D.D、每半年
[单选题] 半潜式石油钻井平台的工作水深一般为( )。
A.3~10 m
B.5~30 m
C.10~90 m
D.30~200 m
[判断题]公平交易的核心是旅游者付出一定的旅游费用可以得到同等价值的旅游商品或服务，这是衡量旅游者的利益能否得到保护的重要标志。( )
[判断题] 汽轮机停机和减负荷时,转子表面受拉伸热应力,中心孔受压缩热应力。 ( )
A.正确
B.错误
[单项选择]慈姑其茎分为短缩茎、匍匐茎和（）。
A. 球茎
B. 块茎
C. 鳞茎
D. 根状茎
[单项选择]
What is a librarian A person who sits at a little desk, talking in a very low voice, taking books from people who bring them back, making them pay if they have kept them too long, and stamping the date on books that are taken out Certainly not! That is the work of the most junior employee in the library. To become a qualified librarian, you first have to work in a library for a year to get firsthand experience of the work. Then you go to a special library school, usually for two years. If you pass the exams successfully, you may apply for a senior post in a public library, or even at a university.
Every English town (and many large villages too) has a public library. The chief librarian has the important task of deciding in which way to spend the money that is allocated (划拨) for the library by the council. Since the librarian buys the circulation materials, he or she must know the community in which he/she serves. A public library in a remote agricultural area, fo
A. Thinks and dreams about qualifying as a librarian.
B. Sits at a little desk.
C. Talks in a very low voice.
D. Takes in and lets out books.
[单项选择]下列哪项是小夹板的禁忌症（）
A. 四肢开放性骨折创面小或经处理闭合者
B. 较严重的开放骨折
C. 陈旧性四肢骨折适用手法整复者
D. 关节内及近关节给予法整复成功者
E. 双侧的四肢闭合骨折
[单选题]消防员隔热防护服隔热层阻燃性能的要求为:试样放置在温度为180℃±5℃干燥箱内,5min后取出,沿经、纬向尺寸变化率不大于( ),试样表面无明显变化。
A.2.5%
B.5%
C.7%
D.8%
[单选题]下列选项中不属于pH计检定的项目为（）。
A.A.电位示值误差
B.B.pH值误差
C.C.示值稳定性
D.D.高阻器
[单选题]女54岁，患风湿性二尖瓣闭锁不全多年，用地高辛和氢氯噻嗪维持疗效，但近日呼吸困难加重，夜间频繁发作，心慌，两肺满肺野湿性哕音，经检查左室舒张期充盈压明显升高。除上述药物外，该加用哪种药物进行治疗
A.米力农
B.多巴胺
C.硝普钠
D.氨力农
E.卡托普利
[单项选择]抢救经呼吸道吸人的急性中毒.首要采取的措施是（）。
A. 清除尚未吸收的毒物
B. 对症治疗
C. 使用解毒剂
D. 立即脱离现场及急救
[多选题]对收缴的外币纸币和各种硬币,经鉴定机构鉴定为假币的,应如何处理?
A.由鉴定单位将假币退回收缴单位依法收缴
B.由鉴定单位予以没收
C.由鉴定单位向收缴单位和持有人开具《货币真伪鉴定书》
D.由鉴定单位向收缴单位和持有人开具《假币没收收据》
[多选题]照明电路中常见的故障主要有（ ）三种。
A.断路
B.短路
C.漏电
D.电击
[单项选择]Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes it (47)______ a record-setting speed of about 5,000 mph.
The unpiloted X43A made an 11 second rocket boosted flight, then went through some twists and (48)______ during a six-minute glide before (49)______ into the Pacific Ocean about 400 miles off the California (50)______ .
Flight engineer Lawrence Huebner said preliminary data (51)______ the needle-nosed jet reached a maximum speed of slightly over seven times the speed of sound, or about 5,000 mph, after a rocket boosted it to about 3,500 mph. Huebner said it was the first time an "air breathing" jet had ever traveled so fast. The rocket powered X15 reached Mach 6.7 in 1967.
NASA built the X43A under a $250 million program to develop and test an (52)______ type of engine called a supersonic combustion ramjet, or scramjet. In theory, the air breathing engine could (53)_____
[简答题]在运营时段内发生断轨，轨缝不大于50mm时，利用抢修点采用（ ）加固方案进行处理，并在断缝两侧各50m范围内上紧扣件。处理完毕，限速（ ）开通线路。
[单选题]下列关于安全管理的作用与意义的说法错误的是（ ）。
A.安全管理的基本任务是保护人员的安全与健康
B.安全管理是防止伤亡事故和职业危害的根本对策
C.安全管理是贯彻落实“安全第一、预防为主、综合治理”方针的基本保证
D.有效的安全管理是安全技术和劳动卫生措施落实的保障
[单项选择]Passage Two
Questions 36 to 40 arc based on the following passage．
Natural gas began with the plant and animal life of the earth’s prehistoric seas．Dead organisms settled on the ocean floor and were covered by layers of mud，silt(淤泥)，and the layers of mud，silt，and sand were compressed into solid rock．As millions of years passed，these rock layers bucked shifted．and accumulation of gas and oil were displaced and became trapped beneath masses of nonporous rock．
Primitive man discovered natural gas quite by accident．The temple fires of Baku on the Caspian Sea(里海)were fired by natural gas seeping(渗漏)from rock fissures(裂缝)，and worshipers(礼拜者，崇拜者)of hire journeyed to Baku from ad afar away as India．The mysterious“burning springs”in North America and elsewhere were also evidence of escaping gas，probably ignited by lighting．
The first industrial application of natural gas was made by the Chinese．Gas transported by bamboo pipes was burned to evaporate brine and produc
A. decay
B. heat
C. pressure
D. all of the above
[单选题]B-C-A-002 4 2 3
观察辊轴支座位移时,应安装( )。
A.测标
B.指针
C.量角器
D.水平尺
[单选题](1.0分)屋面坡度大于( )%时,卷材应采取满粘和钉压固定措施
A.20
B.25
C.30
D.35
[单选题]李某，肝昏迷前期，表现为意识思维混乱，行为失常，3天未排便，因严重便秘，需行大量不保留灌肠，此时禁用的灌肠液为
A.生理盐水
B.高渗盐水
C.1.2.3溶液
D.0.1%肥皂水
E.小檗碱溶液
[单项选择]发电机的短路比大，则（）
A. 电压随负载波动大
B. 同步电抗大
C. 短路电流大
D. 发电机的尺寸小
[单项选择]
A. Instead
B. On the other hand
C. By contrast
D. In contrast
[单项选择]
运动鞋上写着“中国制造，结合美国运动科技”；家用冰箱上印着“中国制造，融合法国风尚”；MP3上标注着“中国制造，配合硅谷软件”……这是在商务部参与和支持下，门家商会在美国媒体投放的一则视频广告。广告宣传的内容（）
①体现了生产全球化
②体现了资本全球化
③表明我国积极融入经济全球化
④说明我国正处在国际贸易分工体系的顶端
A. ①②③
B. ②④
C. ①③
D. ②③④
[单选题]化疗药物所致的心血管系统反应常见的是（ ）
A.高血压
B.冠心病
C.心肌梗死
D.心肌损伤
E.心衰
[判断题]耐张塔地线放线滑车要尽量靠近挂线孔点，以减小因划印产生的弧垂误差。
A.正确
B.错误
[单选题]地下水绕过隔水帷幕渗流，帷幕附近的流速，（）是正确的。
A.沿流线流速不变
B.低水头侧沿流线流速逐渐增大
C.高水头侧沿流线流速逐渐减小
D.帷幕底下流速最大
[单选题]公安民警使用催泪警械时，应当（）。
A.根据现场情况，要求现场人员躲避
B.选择侧风向站位和安全有效距离，直接向违法犯罪行为人喷射催泪剂
C.制服违法犯罪行为人并将其约束后，对有异常反应或者可能引发疾病的，应当及时采取适当措施救治
D.制服违法犯罪行为人后，对有异常反应或者可能引发疾病的，应当及时采取适当措施救治
题型:单选题
[单选题]依据《国家电网有限公司输变电工程施工分包安全管理办法》要求，（）应成立专业工程的应急组织机构，纳入工程项目应急组织，开展应急教育培训，配备应急救援物资。施工承包商结合专业分包工作实际，完善应急机制并定期组织开展应急演练。
A.专业分包商
B.劳务分包商
C.施工承包商
D.监理单位
E.略
F.略
[填空题]工字钢固定段长度不应小于悬挑段长度的（）倍，固定端应采用（）个及以上U形钢筋拉环或锚固螺栓与建筑结构梁板固定。
[多选题]依据《劳动合同法》的规定，订立劳动合同，应当遵循的原则有()。
A.公开
B.合法
C.平等自愿
D.公平
E.诚实信用
[单选题]可摘局部义齿不稳定现象不包括
A.义齿游离端翘起
B.义齿脱落
C.义齿摆动
D.义齿旋转
E.义齿下沉
