热门试题:
[单选题]爆炸品仓库要阴凉通风,远离火种.热源,防止阳光直射,一般库温度控制在( )。
A.10℃ 以下
B.15~30℃
C.35℃ 以下
[单选题]根据《放射性同位素与射线装置安全和防护条例》第十三条规定,许可证有效期为5年。有效期届满,需要延续的,持证单位应当于许可证有效期届满( )日前,向原发证机关提出延续申请。原发证机关应当自受理延续申请之日起,在许可证有效期届满前完成审查,符合条件的,予以延续;不符合条件的,书面通知申请单位并说明理由。
A.7
B.15
C.20
D.30
[单选题] ( ) 2018年1月1日起实施的集团《运营事故调查处理管理规定》中指出,接触网错送、漏停电属于( )事故。
A.一般B类
B.一般C类
C.一般D类
D.一般E类
[判断题]引发电气火灾要具备的两个条件为:有可燃物质和引燃条件。
A.正确
B.错误
[判断题]GYK在主界面按压【↑】键2s以上弹出“非正常行车确认”窗口。
A.正确
B.错误
[多选题]下列属于耦合电容器瓷套异常处理原则的有()。
A.可不经许可,将耦合电容器停运
B.瓷套表面污秽较严重并伴有明显放电或较严重电晕现象的,应立即汇报调控人员,做紧急停运处理。
C.耦合电容器瓷套有开裂、破损现象的,应立即汇报调控人员,作紧急停运处理
D.现场无法判断时,联系检修人员检查处理
[单项选择]
Making good coffee is not a simple business. Coffee bushes must be grown in shade. A hillside is best--but it mustn’t be too (1) . After three years, the bushes will start to (2) bright-red coffee "cherries", which are picked, processed to (3) the inner part, and spread out to dry for days, (4) on concrete. They are (5) again to separate the bean, which needs to rest, preferably for a few months. Only then can it be roasted, ground and brewed (6) the stuff that dreams are suppressed with.
In Mexico and parts of Central America, (7) in Colombia, most coffee farmers are smallholders. They found it especially hard to (8) the recent fall in the coffee price. The (9) of their income makes it hard for farmers to invest to (10) their crop, says Fernando Celis. The fall forced many small farmers to (11) other crops, or migrate to cities.
For farmers, one way o
A. annually
B. usually
C. mainly
D. entirely
[不定项选择题]共用题干
Margaret Sanger and Birth Control
Margaret Sanger,an American nurse,was the first to start the modern birth control movement in the United States.In 1912 she______(51)publishing information about women's reproductive(生殖的)concerns through articles and books. In 1914 Sanger was charged ______(52)violation of the Comstock Law,which federal legislation had passed in 1873 for-bidding the mailing of sexy material______(53)information about birth control and contraceptive(避孕的)devices. Though she was put in jail for these activities , Sanger______( 54 ) to publish and spread information about birth control.She and her sister Ethel Byrne opened the first of several birth control clinics in America on October 16,1916,in Brooklyn,New York.
The Comstock Law was rewritten by Congress in 1 936 to______(55)birth control information and devices .Many states had laws forbidding distribution or use of contraceptive devices but the constitutionality(合宪性)of these laws was increasingly______(56).In 1965,the
Supreme Court of the United States ruled that married people have the right to practice birth control without government intervention .In 1972,the court______(57)that unmarried people have the same right.
Today there are more birth control options______(58),but overpopulation and unwanted pregnancies remain worldwide______(59).Having more children than one can support may lead______(60)poverty,illness,and high death rates for babies,children,and women.
The problem of teenage pregnancy is______(61) worse in the United States ______(62)in almost any other developed country.Studies show that birth rates for women under 20 are higher in the United States than in 29 other______(63)countries.A detailed study suggested that the problem of teenage pregnancy in the United States may be______(64) to less sex education in schools and lower availability(可获性)of contraceptive services and supplies to young people,This study______(65)the view of people in the United States who argue that sex education or making contraceptive supplies available to school-age children promotes sexual activity.
51._________
A.offered
B.refused
C.began
D.took
[判断题]IBP钥匙开关在联动禁止的情况下,FAS系统可以直接联动 AFC 闸机紧急释放
A.正确
B.错误
[多选题]带负荷更换高压隔离开关(刀闸)、跌落式熔断器,安装绝缘分流线时应有防止()的措施。
A.跌落式熔断器意外合上
B.高压隔离开关(刀闸)意外合上
C.高压隔离开关(刀闸)意外断开
D.跌落式熔断器意外断开
E.略
F.略
[多选题]用户 ( )、( )或( )受电工程的设计安装、试验与运行应符合国家有关标准。
A.新装
B.增装
C.改装
D.改建
[多选题]下列是车辆制动装置部分的部件有( )。
A.折角塞门
B.截断塞门
C.制动软管
D.上拉杆
[多选题]火灾主要由那些危害( )。
A. 缺氧
B. 高温
C. 烟尘
D. 毒害、触电等
[单选题]道岔表示器夜间显示( )灯光时,表示道岔位置开通直向。
A.黄色
B.蓝色
C.紫色
[判断题]《铁路旅客人身伤害及携带品损失调查处理工作》(铁运[2012]320号)规定,对责任划分有争议时,应将调查报告、案卷、处理意见等有关资料报发生、责任处理单位共同的上级主管部门或其授权的主管部门裁决。
A.正确
B.错误
[单选题]热对流是热传播的重要方式,是影响()火灾发展的最主要因素。
A.息灭阶段
B.猛烈燃烧阶段
C.发展阶段
D.初期阶段
[判断题]采购文件应进行审查,审查内容包括技术部分及商务部分。
A.正确
B.错误
[单选题]在学校教育中开展心理辅导的基本目标是()。
A.学会调适
B.寻求发展
C.适应环境
D.调节自我
[单项选择]It was a foolish question to ask. It (61) more sense for me to have learned if she had (62) or a point of view, but it was (63) for that now and I supposed that the (64) Relations Office had (65) her before granting the interview. I didn’t have time this week to read (66) pieces about corporate rainmakers and their golden parachutes or women at midtown law firms (67) six times my salary but whining about breaking the (68) ceiling.
"Won’t waste your time," she (69) . "If the details on your (70) are accurate and the articles Laura (71) me have correct background, we won’t have to (72) that." I (73) in approval. She was obviously a (74) , and an intelligent one (75) . It was always (76) to sit for a (77) when the questioner spent the first hour asking what schools I had (78) , how long (79) , and whether I liked my job.
"Is it all right (80)
A. at that
B. at this
C. to reboot
D. added
[多选题]根据员工受到的处分情况,相应扣减处分决定作出之日起的部分工资,具体如下:( )。
A.警告:扣减处分决定年度的年度绩效工资的10%
B.记过:扣减处分决定年度的年度绩效工资的15%
C.记大过:扣减处分决定年度的年度绩效工资的20%
D.工资按降级后所上岗位的岗级执行,并扣减处分决定年度的年度绩效工资的30%
[判断题]外国投资者并购境内企业设立外商投资企业,外国投资者以现金出资且出资比例低于 25%的,应当自外商投资企业营业执照颁发之日起6个月内缴清。( )
A. 正确
B. 错误
[单项选择]This style of writing, incidentally, is suggestive of what is called the "newsreel technique" of John Dos Passos.
A. reminiscent
B. collective
C. forgettable
D. advisable
[单项选择]一型钢长8.5m,如规定总弯曲度不大于0.6%,则允许最大弦高为()。
A. 51mm
B. 510mm
C. 5.1m
[填空题]《铁路旅客运输服务质量规范》(铁总运〔2016〕247号)规定:客运乘务员发现可能损坏车辆设施和影响<--NRC-->的行为及时制止。
[单选题]初孕妇,32岁,孕37周,有轻度妊娠高血压综合征。今晨不慎摔倒,2小时后自觉下腹不适,有少量阴道出血,急诊入院。检查:宫缩弱,持续30秒,间歇10分钟。宫高33cm,子宫软,右侧子宫有轻度局限性压痛,胎心率140次/分。首先考虑可能的情况是
A.前置胎盘
B.先兆早产
C.胎盘早剥
D.先兆子痫
E.子宫破裂
[判断题] 更换或补焊热力管道时.必须关闭两侧阀门.关闭疏水门。( )
A.正确
B.错误
[判断题]证券评级机构应当自取得证券评级业务许可之日起20日内,将其信用等级划分及定义、评级方法、评级程序报中国证券业协会备案,并通过中国证券业协会网站、本机构网站及其他公众媒体向社会公告。( )
[单项选择]体现国家横向权力结构和权力分配关系的是()
A. 国体
B. 国家结构形式
C. 政体
D. 政党制度
[单项选择]不掺加任何混合材料的水泥是()。
A. 普通硅酸盐水泥
B. 硅酸盐水泥
C. 矿渣硅酸盐水泥
D. 火山灰质硅酸盐水泥
[单选题]终端设备及外围设备交由外部单位维修处理应经信息运维单位(部门)批准。
A.A.正确
B.B.错误
[单项选择]将一份问卷对同一个调查对象的反复测量,是在检验问卷
A. 效度
B. 信度
C. 可行性
D. 真实性
E. 是否有逻辑错误
[判断题]生产经营场所发生火灾,对公司造成较大影响的,定级为六级设备事件。()
A.正确
B.错误
[单项选择]个体水平的变异不可能来源于以下哪个方面。()
A. 个体真值随时间改变
B. 仪器标度或精密度差
C. 抽样方式误差
D. 环境因素改变
E. 测量者记录误差
[单选题]建设工程施工前,施工企业()应当就有关安全施工的技术要求向施工作业班组、作业人员进行技术交底,并由双方签字确认。
A.项目管理的技术人员
B.施工企业总负责人
C.项目管理的负责人
D.技术总负责人
[多选题]在能源消费上实施电能替代,以电能替代( )等化石能源,提高电能在终端能源消费中的比重。
A.煤炭
B.石油
C.天然气
D.核能
[单选题]《高速铁路无砟轨道线路维修规则》规定,250(不含)~350km/h调节器静态几何尺寸扭曲(mm/3m)临时补修容许偏差管理值为()mm。
A.5
B.6
C.7
D.8
[单选题]碱发主要利用碱的电离作用,通过( )原料的亲水能力,加速原料吸水膨胀。
A.改变
B.提高
C.加快
D.变动