热门试题:
[判断题]所有维修工单都需要填写工作票。
A.正确
B.错误
[单项选择]某砖混结构建筑物平面为“日”字形,外墙中心线长、内墙净长分别为30m、6m,墙厚均为240mm。钢筋混凝土带形基础横断面的高度为300mm,宽度为900mm,则混凝土基础的工程量为()m3。
A. 9.48
B. 9.54
C. 9.63
D. 9.72
[多选题]灵活就业人员今年缴纳基本养老保险费确有困难的话,可以选择自愿暂缓缴纳,()履行申请手续。明年补缴后,您的缴费记录()连续计算。
A.需要
B.不需要
C.可以
D.不可以
[多项选择]某公司因不能清偿到期债务,由债权人向法院申请宣告破产,清算后,就该公司财产分配提出下列分配方案,该方案中符合法律规定的是( )
A. 首先用公司财产5万元支付破产清算费用
B. 公司对欠职工工资和劳动保险费用40万元,从破产财产中优先支付
C. 公司欠缴国家和地方税款总计50万元,从剩余破产财产中缴纳
D. 公司财产在支付清算费用、职T工资和劳动保险费用以及税款后节余80万元,由公司债权人按债权比例分配
[判断题]初次性成熟时间与鱼达到一定体长有关,同其经历过的时间关系较小。生长越快,达到性成熟的时间就越短,反之则越长。
[单选题]>JZ-7型空气制动机( )型空气压缩机气阀开度1.5-20mm。
A.NPT3
B.NPT4
C.NPT5
D.NPT6
[单选题]男性,55岁,饱餐酗酒后2小时,上腹部持续性剧痛并向左肩、腰背部放射,伴恶心呕吐,12小时后来院急诊。目前最有助于诊断的检查是
A.血常规
B.腹腔穿刺
C.血、尿淀粉酶
D.胸、腹部平片
E.腹部B超检查
[多选题]系统性红斑狼疮病人的护理措施包括:( )
A.心理护理
B.饮食护理
C.口腔护理
D.皮肤护理
E.病情观察
[单项选择]
Sugar Power for Cell Phones
Using enzymes commonly found in living cells, a new type of fuel cell produces small amounts of electricity from sugar. If the technology is able to succeed in mass production, you may some day share your sweet drinks with your cell phone.
In fuel cells, chemical reactions generate electrical currents. The process usually relies on precious metals, such as platinum. In living cells, enzymes perform a similar job, breaking down sugars to obtain electrons and produce energy.
When researchers previously used enzymes in fuel cells, they had trouble keeping them active, says Shelley D. Minteer of St Louis University. Whereas biological cells continually produce fresh enzymes, there’s no mechanism in fuel cells to replace enzymes as they quickly degrade.
Minteer and Tamara Klotzbach, also of St Louis University, have now developed polymers that wrap around an enzyme and preserve it in a microscopic poc
A. The new fuel cells run on sugar that is easy to find.
B. The new fuel cells are environment friendly.
C. The new fuel cells are biologically degradable.
D. It will take some time before the new fuel cells can be used in popular products.
[多选题]扑救木材棉麻火灾可选用( )灭火器。
A.水型
B.泡沫
C.磷酸铵盐干粉
D.卤代烷
[简答题]
What makes a city good for business Employers usually list a skilled workforce, good transport links, low property costs and good communications networks as top priorities.
(46) As computer and telephone networks become increasingly sophisticated, businesses no longer have to be tied to one place or run all their operations on one site. Most of the country now has access to broadband.
Insurance giant Norwich Union is one company which now operates from 1,200 sites nationwide, all linked up through a single network. (47) Call centres can operate as easily from Liverpool as from London and employees can be scattered across the country, working from home and keeping in touch with the office via e-mail and voice messaging systems. Businesses are global rather than local.
Relocating businesses are welcomed with open arms by regional development agencies (RDAs), set up to co-ordinate strategic planning, channel funding and work with local organisat
[单选题]悬吊架设的电缆与桥梁构架间应有( )的净距,以免影响桥梁的维修作业。
A.2.0m;
B.1.5m;
C.1.0m;
D.0.5m。
[单选题]作业层班组骨干人员必须是施工单位( )担任。
A.正式员工
B.劳务分包人员
C.自有人员
D.社会人员
[判断题]消防救援人员执行姿态端正,队容严整,精神振作,严肃认真的队列纪律。( )
A.正确
B.错误
[填空题]眼外伤可分为________和________两类,前者包括________、________和________;后者包括有________、________、________和________。
[填空题]地球上的碳绝大部分以碳酸盐和非碳酸盐的形式贮存在______圈中。
[判断题]对接收的查询书,严禁营业机构擅自更改原始汇划凭证内容,发出查复信息。
A.正确
B.错误
[多选题]下列哪些行为是违法违规行为?
A.A.圈占、埋压消防设施
B.B.损坏、擅自挪用、阻挡消防设施设备
C.C.擅自挪用车辆及设备配备的消防器材
D.D.占用消防通道及应急逃生通道
[判断题]充油电气设备中的自由气体,可用气相色谱法进行组分分析。
A.正确
B.错误
[多项选择]PHP中跟文件指针操作有关的函数有()。
A. feof()
B. rewind()
C. ftell()
D. fseek()
[多选题]易燃易爆场所消防车辆应采取哪些安全防护措施?( )
A.车辆必须安装防火罩。
B.并停靠在上风或侧上风位置。
C.严禁停靠在地沟、窨井、管道、低洼处、油(气)水分离池等区域。
D.车辆可以头朝着火方向停靠。
[单项选择]矿图中,反映地面的地形、地物、地貌和井下的采掘工程之间的空间位置关系的综合性图纸( )。
A. 井底车场平面图
B. 主要巷道平面图
C. 井田地形地质图
D. 井上下对照图
[单选题]泡沫灭火系统的减压孔板孔口直径不应小于设置管段直径的30%,且不应小于( )mm。
A.20
B.30
C.40
D.66
[单选题]下列行为不构成非法经营罪的是()
A.甲在突发传染病疫情期间,哄抬物价,获利巨大
B.乙非法组织传销活动,扰乱市场秩序,情节严重
C.丙通过其经营的网店向他人出售国家颁布的动物制品进出口许可证
D.丁违反国家规定,擅自经营国际电信业务,扰乱电信市场管理秩序
[判断题]回采工作面可以使用2台发爆器同时响炮。
A.正确
B.错误
[单选题]( )是具体组织、实施、协调、监督、控制、保障和考核训练的依据,也是组织实施训练的关键环节。
A.训练计划
B. 训练准备
C.训练保障
[判断题]智慧沃家5G极享“三千兆”融合套餐内的5G号卡可订购定向内容包、4G加速包、港澳台、国际漫游戏流量包。
A.正确
B.错误
[单项选择](1)被竞争对手起诉 (2)产品投放市场
(3)和对手谈判 (4)受到很大损失
(5)得知商标被抢注
A. 2—5—3—4—1
B. 2—1—5—3—4
C. 5—2—4—1—3
D. 5—4—3—1—2
[填空题]整车货物卸车前,发现系统显示的车号与实际现车不一致时,通知( )处理。
[多选题]根据近代世界各国发生通货紧缩的情况分析,通货紧缩的成因有()。
A.货币紧缩
B.资产泡沫破灭
C.币制改革
D.多种结构性因素
E.流动性陷阱
[单项选择]Malinowski ______.
A. developed ethnography into anthropology
B. used tape recorders to record the desired information
C. studied such units as urban ghettos
D. is considered father of ethnography
[单选题]多尿是指24小时排尿量多于()
A.2500ml
B.2000ml
C.1800ml
D.1600ml
E.1400ml
[判断题]严禁作业人员班前饮酒上岗作业。
A.正确
B.错误
[单选题]肺结核患者痰液最简易的灭菌办法是
A.消毒灵浸泡
B.紫外线消毒
C.将痰吐在纸上直接焚烧
D.来苏消毒
E.酒精消毒