热门试题:
[单选题]《计划生育技术服务管理条例》调整的对象是( )。
A.中华人民共和国境内从事有关计划生育技术服务活动的机构及其人员
B.包括香港行政区域内从事有关计划生育技术服务活动的机构及其人员
C.包括澳门行政区域内从事有关计划生育技术服务活动的机构及其人户
D.包括台湾行政区域内从事有关计划生育技术服务活动的机构及其人
E.中华人民共和国境内从事有关生殖保健技术服务活动的机构及其人员
[单项选择]永排发明于()。
A. 东汉
B. 魏晋
C. 北宋
D. 南宋
[单选题]某厂房内设有水喷雾灭火系统,当系统响应时间为125s时,该系统应至少有( )种控制方式。
A.1
B.2
C.3
D.4
[多项选择]起钻时如果灌不进钻井液则说明()发生了,应采取()措施。
A. 井喷;
B. 溢流;
C. 观察;
D. 关井。
[多项选择]在劳动经济学中所提到的现代市场经济中市场运作的主体是( )
A. 成本
B. 资源
C. 员工
D. 个人
[判断题]紫外线消毒主要用于环境消毒,紫外线灯打开时现场应有人值守。( )
A.正确
B.错误
[单选题] JZ-7型单阀全制动后制动缸压力上升缓慢原因可能是单阀11号管或单阀3号管半堵。( )
A.对
B.错
[判断题]汽轮机能维持空负荷运行,就能在甩负荷后维持额定转速。( )
A.正确
B.错误
[多选题]现代广告发展所经历的阶段有()
A.广告分离期
B.全面服务期
C.传播分离期
D.传播融合期
E.整合传播期
[单项选择]建设工程的目标控制通常表现为( )循环过程。
A. 周期性的无限
B. 周期性的有限
C. 非周期性的无限
D. 非周期性的有限
[多项选择]下面关于制动器临时设定说法正确的是:()
A. 制动器弹簧应调整在最大值,或者200%的额定负荷
B. 制动器弹簧调整允许超过制造厂给定的极限标记
C. 将柱塞行程设定为3±0.5mm(UMD型),且制动轮无过热现象
D. 将左右柱塞间隙设定为2mm(UMD型),且控制杆无局部接触现象
[单项选择]过负荷保护要求具有()。延时特性。
A. 速断
B. 反时限
C. 选择性
D. 断电闭锁
[多选题]13号线正线全长( )km;有效长度( )km。
A.67.04
B.66.81km
C.66.04
D.65.81
[单选题]检查燃气用具是否漏气时,通常采用( )方法来寻找漏气点。
A.划火柴
B.肥皂水
C.用试剂试
D.闻气味
[判断题]流体在截面为圆形的管道中流动,当流量为定值时,流速越大,管径越小,则基建费用减少,但日常操作费用增加。 ( )
A.正确
B.错误
[单选题]以下关于“集中隔离医学观察点”消毒管理要求叙述错误的是( )
A.每日对走道、楼梯等场所进行3次消毒,至少清理3次垃圾.
B.必要时及时清理.
C.隔离期间房间和卫生间可由隔离人员自行消毒.
D.对临时设置的集中隔离医学观察场所,要进一步强化毒措施,增加消毒频次.
[单项选择]铸造牙合支托的颊舌径宽度在磨牙为磨牙颊舌径宽度的
A. 1/4
B. 3/4
C. 2/3
D. 1/3
E. 1/2
[单选题]接受相应的安全生产知识教育和岗位技能培训,掌握营销现场作业必备的电气知识和业务技能,并按(),熟悉本规程的相关部分,经()后上岗。
A.工作性质
B.工作岗位
C.工作能力
D.业务能力
[单项选择]几种物品装盘时,要求托盘内物品重量分布均衡,一般放在托盘里档的是()。
A. 高物和重物
B. 低物和轻物
C. 重物和低物
D. 贵重物品
[单选题]进入有毒气体的受限空间进行施工作业时,不可佩戴( )。
A.正压式空气呼吸器
B.过滤式防毒面具
C.送风长管式呼吸器
D.安全带
[判断题]( )烟支硬度一定时,烟丝用量随烟丝填充力的升高而减少。
A.正确
B.错误
[判断题]车轴轴中央切轴的主要原因是在巨大交变载荷和动载荷下,材料表面疲劳过限或组织缺陷扩张所致。( )
A.正确
B.错误
[单选题]( )类客户是指信息采集后,经“信e贷”策略模型测算生成的客户,符合准入条件的自动入库。
A.小额信用
B.模型测算
C.信贷管理系统授信审批
D.批量测算
[单选题]无列检作业的始发列车发车前,应对列车自动制动机进行( )。
A.简略试验
B.全部试验
C.部分试验
D.持续一定时间的全部实验
[单选题]车辆减速器的作用是控制车组的( )
A. 溜放时间
B. 溜放距离
C. 溜放速度
D. 走行状态
[填空题]
Read the following text and fill each of the numbered
spaces with ONE suitable word.
“Down-to-earth”means someone or something that is honest.
realistic and easy to deal with. It is a pleasure to find{{U}} (31)
{{/U}}who is down-to-earth. A person who is down-to-earth is easy to talk{{U}}
(32) {{/U}}and accepts other people as equals. A down-to-earth person
is just the{{U}} (33) {{/U}}of someone who acts important or proud.
Down-to-earth persons may be{{U}} (34)
{{/U}}members of society, of course. But they do not let their
importance“{{U}} (35) {{/U}} to their heads”. They do not consider
themselves to be better persons than{{U}} (36) {{/U}} of less
importance. Someone who is filled with his own importance and pride,
{{U}} (37) {{/U}}without cause, is said to have“his nose in the air”.
There is{{U}} (38) {{/U}}way a person with his nose in the air Can be
down-to-earth.
Americans{{U}
[简答题]简述在 Excel 中,常用的单元格数字格式有哪些?(至少列举五种)
[多选题]铁路客车是指用于运载、服务旅客的铁路车辆。包括编挂在旅客列车中的餐车、行李车、邮政车以及按客车管理的( )等其他用途车。>
A.行包车
B.发电车
C.轨道检查车
D.各种试验车
[不定项选择题]共用题干
Paper or plastic?
Take a walk along the Chesapeake Bay,and you are likely to see plastic bags floating in the water. Ever since these now ubiquitous symbols of American super-consumption showed up in the supermarkets,plastic shopping bags have made their______(51)into local waterways,and from there,into the bay,where they can______(52)wildlife. Piles of them一the______(53)takes centuries to decompose一show up in landfills and on city streets.Plastic bags also take an environmental toll in the form of millions of barrels of oil expended every year to produce them.
Enter Annapolis______(54)you will see plastic bags distributed free in department stores and supermarkets.Alderman Sam Shropshire has introduced a well-meaning proposal to ban retailers ______(55) distributing plastic shopping bags in Maryland's capital. Instead,retailers would be required to offer bags______(56)recycled paper and to sell reusable bags.The city of Baltimore is considering a similar measure.Opponents of the idea,however,argue that______(57)bags are harmful,too:they cost more to make,they consume more______(58)to transport,and recycling them causes more pollution than recycling plastic.The argument for depriving Annapolis residents of their plastic bags is.______(59)accepted.Everyone in this______(60)is right about one thing:disposable shopping bags of any type are______(61),and the best outcome would be for customers to reuse bags instead.Annapolis's mayor is investigating how to hand out free,reusable shopping bags to city residents,a proposal that can proceed regardless of whether other bags are banned.A less-expensive______(62)would be to encourage retailers to give discounts to customers______(63)bring their own,reusable bags,a policy that a spokesman for the supermarket Giant Food says its chain already has in place.And this policy would be more______(64)if stores imitated furniture mega-retailer Ikea and charged for disposable bags at the checkout counter. A broad ban on the use of plastic shopping bags,which would merely replace some forms of pollution with others,is not the______(65).
_________(62)
A.alternative
B.mission
C.project
D.invention
[判断题]中国人民银行无权对商业银行进行检查监督。
A.正确
B.错误
[单选题]超声波到达两个不同材料的界面上,可能发生 ( )。
A.反射、折射及波形转换
B.透射
C.散射
D.以上三种都可能
[单项选择]补液试验是指5~10min隐脉注入生理盐水:()。
A. 100ml
B. 250ml
C. 300ml
D. 500ml
E. 1000ml
[单选题]()是科学社会主义的核心命题。
A.人民群众是历史的创造者
B.社会基本矛盾是社会发展的根本动力
C.资本主义必然灭亡,社会主义必然胜利
D.无产阶级是最先进最革命的阶级