热门试题:
[单选题]客运:工作落实:管理缺陷:工作缺陷整改不到位:应按时整改问题未及时整改给予责任人( )考核
A.严重A
B.A
C.B
D.离岗一个月
[单选题]对故障停电时间每超过( )小时、12小时、24小时、48小时的抢修作业及时进行预警,传递至本单位分管领导、专业管理部门负责人及专业专责。
A.2
B.3
C.5
D.6
[多项选择]对怀疑是晕厥导致的一过性意识丧失患者,进行初步评估时要强调()
A. 是否为晕厥造成的意识丧失
B. 常规电解质检查
C. 病史中有无重要的有助于诊断的临床特征
D. 是否存在精神疾病
E. 是否存在心脏病
[单项选择]
The small size of the components of computer chips has proved unstoppable. In each new (1) , those components are smaller and more tightly packed than they were in their predecessor. (2) has been so rapid that chip designers are (3) apparently fundamental barriers to further reductions in size and increases in density. In a small size version of the (4) to wireless communication in the macroscopic world, a group of researchers led by Alain Nogaret, think they can make chips (5) components talk to each other wirelessly.
The researchers (6) to use the standard print techniques employed in chipmaking to coat a semiconductor with tiny magnets. These magnets will (7) local magnetic fields that point in opposite directions at different points (8) the chip’s surface. Electrons have a (9) called spin--that is affected by magnetic fields, and the team hopes to use a/an (10) called invers
A. while
B. and
C. because
D. therefore
[简答题]在地质时期,地球上的气候有过哪些变迁?人们是怎么知道的?
[判断题]在车站的正线和到发线上,应设出站信号机。出站信号机应设在每一发车线的警冲标内方(对向道岔为尖轨尖端外方)适当地点。
A.正确
B.错误
[多选题]下列哪些项目属于一级修(临时修)?( )(职工)(应知应会-《维规》第82条.)
A.一级缺陷的临时性修理
B.危及接触网供电周边环境因素处理
C.导致接触网功能障碍的故障修复
D.二级缺陷集中修理和设备全面维护保养
[单选题]无线调车灯显制式的信号显示黄灯闪后绿灯长亮为( )信号。
A.推进
B.起动
C.连接
D.减速
[单项选择]建设行政主管部门对招标文件是否有限制公平竞争的条件进行核查的,主要核查 ( )的不公正评标条件。
A. 是否有针对材料供应商设立
B. 是否有针对外地区和外系统设立
C. 是否有针对联合体投标者设立
D. 是否有针对一揽子交钥匙工程设立
[判断题]轨行区(含轨面及岔心)胶带、纸袋、布料、小动物、车票等小型异物属于Ⅰ类异物。
A.正确
B.错误
[单选题]技术改造项目 (工程单位承担的除外)、大中修项目:()级施工由施工单位段领导或车间主任(副主任)担当。
A.I
B.II
C.III
D.IV
[单项选择]内存(主存储器)比外存(辅助存储器)( )。
A. 读写速度快
B. 存储容量大
C. 可靠性高
D. 价格便宜
[单项选择]160km/h以上区段正线线岔在两工作支接触导线间距()处宜设一组交叉吊弦,使两支接触导线等高。
A. 500~550mm
B. 550~600mm
C. 600~650mm
D. 650~700mm
[单项选择]关于慢性胎儿窘迫,描述正确的是()
A. 多发生在分娩期
B. 往往延续至第二产程
C. 多发生在妊娠早期
D. 可导致胎儿宫内发育迟缓
E. 一旦发现应立即终止妊娠
[单选题](单选题,0.5 分)
女,54岁。绝经4年,阴道不规则出血1个月。妇科检査发现宫颈肥大,宫口处有菜花状赘生物,大小约2cmx3cmx3cm,接触性出血,子宫稍小,活动,双侧附件 (-),宫旁结节状浸润达盆壁。。其 FIGO临床分期为
A.ⅡA期
B.IB期
C.ⅣA期
D.ⅢB期
E.Ⅳ期
[判断题]信用卡正式挂失渠道仅有柜面和客服人工座席。
A.正确
B.错误
[判断题]在道路上施工应装设遮栏(围栏),并悬挂警告标示牌。
A.正确
B.错误
[多选题]变电站、线路以及发电厂内作业,搭接导线时,应先搭接( ),后搭接( )。
A.零线
B.边相
C.中相
D.相线
[单项选择]患者女性,60岁,右侧卵巢癌,拟行卵巢癌根治术。主诉轻度活动后即感心慌、气短。既往有风湿病史20多年,曾心力衰竭3次。胸片、ECG、心脏彩超等检查诊断为二尖瓣狭窄并关闭不全,中度肺动脉高压、房颤。患者的心功能分级为()
A. Ⅰ级
B. Ⅱ级
C. Ⅲ级
D. Ⅳ级
E. Ⅴ级
[单项选择]关于胎头颅骨的组成,叙述错误的是
A. 颅骨由7块板状骨组成
B. 矢状缝与人字缝围成大囟
C. 顶骨隆突连线与矢状缝垂直
D. 颅骨可以部分重叠
E. 矢状缝可用于指示胎头方位
[单项选择]Bohr效应是指()
A. PO2改变而影响Hb、携氧能力的现象
B. pH改变而影响Hb携氧能力的现象
C. PCO2改变而影响Hb携氧能力的现象
D. 温度改变而影响Hb携氧能力的现象
E. 2,3-二磷酸甘油酸改变而影响Hb携氧能力的现象
[单选题]《安全生产法》是为了加强安全生产工作,防止和减少生产安全事故,保障人民群众( )安全,促进经济社会持续健康发展,制定本法。
A.生命
B.财产
C.生命和财产
D.健康
[单项选择]In the years following the 1977 Dietary Goals and the 1982 National Academy of Sciences report on diet and cancer, the food industry, armed with its regulatory absolution, set about reengineering thousands of popular food products to contain more of the nutrients that science and government had deemed the good ones and fewer of the bad. A golden age for food science dawned. Hyphens sprouted like dandelions in the supermarket aisles: low fat, no cholesterol, high fiber. Ingredients labels on formerly two or three ingredient foods such as mayonnaise and bread and yogurt ballooned with lengthy lists of new additives—what in a more benighted age would have been called adulterants. The Year of Eating Oat Bran—also known as 1988—served as a kind of coming out party for the food scientists, who succeeded in getting the material into nearly every processed food sold in America. Oat bran’s moment on the dietary stage didn’t last long, but the pattern now was set, and every few years since then,
A. the nutritional scientist helps people a lot.
B. the nutritional scientist influences people a lot.
C. what the nutritional scientist found may not be trustworthy.
D. what the nutritional scientist found is absolutely reliable.
[多项选择]以下哪些图书馆属于科学、专业图书馆()
A. 中国科学院文献情报中心
B. 中国农业科学院文献信息中心
C. 湖南图书馆
D. 武汉大学图书馆
[判断题]道岔直向允许通过速度Vmaxx≤120(km/h)护轨侧面磨耗10(mm)为轻伤
A.正确
B.错误
[多选题]同一张工作票多点工作,工作票上的工作地点、()应填写完整。不同工作地点的工作应分栏填写。
A.线路名称
B.设备双重名称
C.工作任务
D.安全措施
[单选题]《高铁中型及以上车站服务质量规范》,站内商业场所,统一()有商业经营管理规范,对经营行为有检查,有考核。
A.标志
B.服务内容
C.服务标准
D.以上都是
[判断题]用以控制液压系统工作液体压力的元件是换向阀
A.正确
B.错误
[单选题] 版第五套人民币100元的()具有荧光机读特征。
A.纸张;
B.光变油墨面额数字;
C.手感线;
D.隐形图案。
[单选题]电动节控箱交流接触器工作不正常或损坏可能出现 ( )。
A.泵不能自动停止或自动启动
B.数显表显示为Err
C.数显表无显示
D.电泵发热
[单选题]1.22 小型汽车科目二考试内容包括_____。
A.桩考
B.坡道定点停车和起步
C.通过单边桥
D.通过限宽门
[判断题]( )调制奶油胶冻的巧克力要泡软炮透。
A.正确
B.错误
[单选题]最小坡段长度不宜连续使用( )个以上。
A.1
B.2
C.3
D.4
[填空题]数据库的逻辑结构设计阶段的主要内容是将E-R模型中的实体和 【8】 转换为关系模式。
[判断题]造价的兼容性首先表现在它具有两种含义,其次表现在造价构成因素的广泛性和复杂性。再次,盈利的构成也较为复杂,资金成本较大。
[单选题]治疗麻风病的首选药物为
A.利福平
B.氨苯砜
C.异烟肼
D.巯苯咪唑
E.四环素
[单项选择]
Predictions of many robots in industry have yet come true. For ten years or more, manufacturers of big robots have explained how their machines can make industry mom competitive and productive. The maker for (21) robots is oversupplied now, and the driving force of the robotics(机器人学) revolution is (22) to be with makers of machines that handle a few kilos at most.
"Heavy-robot manufacturers are in some difficulty (23) finding ustomer. They are offering big (24) just to get in the door. There has been a (25) growth everywhere in the numbers of robots, so we admit we are either deceiving (26) or that the market is slowly growing. "said John Reekie, chairman of Colen botics. "The following things must happen (27) the robotics revolution to occur. We must achieve widespread robot literacy(文化), (28) there has been a computer (29) program, there must be a robot prices. (30) , some kind o
A. up to
B. to
C. in
D. about