热门试题:
[单项选择]急性骨髓炎转变为慢性骨髓炎的主要原因为
A. 治疗不及时和不恰当
B. 机体抵抗力差
C. 细菌毒力过大
D. 局部血运不良
E. 肢体活动过早
[单选题]使用无线调车灯显制式的信号显示绿灯闪数次后熄灭——( )信号。
A.起动
B.推进
C.停车
D.减速
[判断题]通风是控制毒物、除尘和降温的有效措施之一。( )
A.正确
B.错误
[单项选择]检查屋面有无渗漏、积水和排水系统是否畅通,应在雨后或持续淋水2h后进行。有可能作蓄水检验的屋面,其蓄水时间不应少于( )h。
A. 6
B. 12
C. 24
D. 36
[判断题] 线路防护栅栏应按照铁路线路防护栅栏通用图进行施工。既有栅栏,凡不符合通用图要求的,应结合更新改造逐步达标。
A.正确
B.错误
[单选题]段修时,不在转向架上的基础制动装置状态良好时( )。
A.必须分解
B.看情况
C.可不分解
D.可以分解
[判断题]英国人史密斯在A市B区酒后将他人打成轻伤,该案可以由B区公安机关立案侦查。
A.正确
B.错误
[单选题]在 Javascript 中,可以使用 Date 对象的()方法返回一个月中的每一天。
A.getDate
B.getYear
C.getMonth
D.getTime
[判断题]法维莱制动机恢复供电时,先合制动柜( )和制动显示屏,再合BCU(IPM)。
A.正确
B.错误
[填空题]前臂内侧的骨是()骨;外侧的骨是()骨。
[单项选择] Henry Durant put forward the idea because he
A. had once fought in a war in Italy.
B. had been wounded in a war.
C. had assisted in treating the wounded.
D. had seen the casualties and cruelties of war.
[多项选择]证券经纪业务中,资金账户挂失补办时,经办人需查验客户所提供的相关资料、有效身份证明文件与本人的()。
A. 一致性
B. 真实性
C. 合法性
D. 准确性
[多选题]银行从业人员在为( )办理资信调查时,应主动提出回避。(0.29分)
A.配偶
B.多年未见的小学同学
C.有债务关系的大学同学
D.父母
[多项选择]其他不能合理预见的风险有( )。
A. 战争、敌对行动、入侵、外敌行动
B. 外币支付部分由于汇率变化的影响
C. 承包商在多大程度上对该外界条件不可预见
D. 法令、政策变化对工程成本的影响
E. 承包商责任的事件影响程度,评定损害或损失的额度
[填空题]由司机控制、通过制动装置产生的,与列车运行方向相反并可根据需要调节的外力称为( )
[填空题]已许可的工作票,一份应保存在工作地点并由工作负责人收执,另一份由( )收执和按值移交。
[判断题]当高压电容组发生爆炸时,处理方法之一是切断电容器与电网的连接。
A.正确
B.错误
[简答题]从业人员应当接受安全生产教育和培训,掌握本职工作所需的安全生产知识,提高安全生产技能,增强()和应急处理能力。
[单选题]旅客列车上水员在作业时( )侵入邻线。
A.不准
B.禁止
C.严禁
D.不得
[判断题]UPS电池组在电能降低到阀值后会自动关机,当市电恢复正常后UPS可自动开机启动,恢复对设备的供电,同时对电池组进行充电。
A.正确
B.错误
[填空题]站立时正常子宫呈()位,宫颈外口位于()。
[单选题]工作接地的接地电阻一般不应超过()Ω。
A.3
B.4
C.5
[判断题]遵纪守法是社会公德的最基本要求。( )
A.正确
B.错误
[判断题]宗教场所生活用电:指经县级及以上人民政府宗教事务部门登记的寺院.宫观.清真寺.教堂等宗教活动场所常住人员和外来暂住人员的生活用电。
A.正确
B.错误
[单选题]小车变幅的起重机应安装幅度限位装置。对最大变幅速度超过40m/min的起重机,在小车向外运行时,当起重力矩达到额定值的()%时,应自动转换为低速运行。
A.80
B.60
C.70
D.90
[单选题]离心泵润滑油箱内油位应在油镜( )的位置内。
A.1/4~2/4
B.1/4~3/4
C.1/2~2/3
D.1/3~2/3
[判断题]所谓内部过电压的倍数就是内部过电压的有效值与电网工频相电压有效值的比值。( )
A.正确
B.错误
[单项选择]积分超过10000分且已申请我的E家套餐客户是()。
A. 贵宾卡会员
B. 钻石卡会员
C. 铂金卡会员
D. 以上均不是
[填空题]For the first time, scientists have profiled specific genetic changes during the aging of experimental animals, a discovery that could aid work to extend life span and preserve health. The study, conducted with mice at the University of Wisconsin, combines a powerful new genetic technique with dietary restriction, the only known way to delay the aging process.
66. ______
Moreover, it reveals how a low-calorie diet, the only known method of slowing aging in several animal species, works at the most basic level to extend life span and preserve health. Such knowledge, used in concert with new technologies capable of rapidly surveying the activity of thousands of genes at once, premises to accelerate the development of drugs that mimic the age-retarding effects of a low-calorie diet, according to the Wisconsin scientists.
The Wisconsin team, led by Tomas A Prolla, a UW-Madison professor of genetics, and Richard Weindruch, a UW-Madison professor of medicine, profiled th
[多选题] 以下属于女员工仪容仪表标准的是()
A. 头发梳理整齐
B.修饰简洁、淡雅
C.不浓妆艳抹
D.装饰佩戴得当"
[多选题]3AR-301反应釜控制程序调试和数据校对如何进⾏?()(0.36分)
A.反应控制程序调试:将加料数据表中的加料量设定为零,反应每个阶段的时间也设为零或⼀个微⼩数值如1分钟,关闭现场所有加料泵的出⼝⼿阀和聚合釜加料总阀,选定
⼀台聚合釜启动程序投料,观察程序是否能够连续运⾏,直⾄反应结束
B.数据校对:按照标准数据逐⼀校对DCS数据表中每项数据。
[单项选择]飞机机舱等级的英文标识分别为头等舱:();公务舱:();普通舱:();经济舱:()。
A. C,F,Y,K
B. F,C,K,Y
C. F,C,Y,K
D. F,Y,C,K
[单项选择]
A parent with a child carrying a musical instrument or a drawing board walking along a Beijing subway platform or street is a familiar sight on weekends. They are on the way to training schools.
Education of their children has become the most important responsibility of parents who were sent to rural areas for "re-education" during the "Cultural Revolution" from 1966 to 1976.
They lost the chance for university education and now hope their children can receive a better education than they did. As a result, these people now in their forties expose their little children to early training so that they can enter a prestigious school.
The parents imagine a road to success: from excellent primary and middle schools to an elite university and then to a good job. On average, they may spend about 100 yuan a month on their children’s education.
And what results have these parents obtained
Most of them feel that the large inv
A. 250.
B. 25.
C. 10.
D. 3.
[多项选择]在代理关系中,委托代理关系终止的条件包括()。
A. 被代理人的法人终止
B. 被代理人取得民事行为能力
C. 被代理人取消委托
D. 代理期限届满
E. 代理事项完成
[单项选择]利用Excel 97的“条件格式”功能,可动态地为选定区域内各单元格自动设置格式,“条件格式”对话框提供了最多( )个条件表达式。
A. 1
B. 2
C. 3
D. 4
[单选题]男,30岁,车祸至左小腿中部一长约10cm裂口,胫骨多处骨折,伤口污染严重且出血。经抢救1小时后,血压75/67mmHg,脉搏110次/分,此时应做哪项处理
A.腹部CT
B.剖腹探查
C.继续大量输血补液
D.左下肢上止血带