热门试题:
[单选题]机械维修顺坡依据线路允许速度等级分类执行，V＞120km/h顺坡率不得大于0.5‰，V≤120km/h顺坡率不得大于（ ）‰，顺坡应均匀。
A.0.5
B.0.8
C.1.0
D.1.2
[判断题]柴油机冷却水温过低时，将导致混合气体形成的条件恶化，燃烧不完全，破坏了柴油机的热力状态。( )
A.正确
B.错误
[多选题]即席分析可以添加（）
A.数据指标
B.维度
C.过滤条件
D.数据期
[单项选择]银联信用卡上注明的发卡日期、截止日期的格式通常为（）
A. 年/月
B. 月/年
C. 日/月
D. 月/日
[判断题]根据等高距和等高线平距即可算出煤层的倾角。
[单项选择]下列题目中，不计入资产负债表的是（）。
A. 投资收入
B. 货币资金
C. 股本溢价
D. 股权投资
[多选题]主变电所里，电气设备的倒闸操作由（ ）发令,值班正值受令、审核操作票并担任监护人，（ ）填票并操作。
A.调度员
B.施工负责人
C.副值班员
D.操作人
[单项选择]以下是革兰氏阳性菌G＋的是（）
A. 大肠杆菌
B. 枯草芽胞杆菌
C. 金黄色葡萄球菌
D. BC都是
[单项选择]下列关于工程量清单的描述错误的是( )。
A. 工程量清单主要由分部分项工程量清单、措施项目清单和其他项目清单等组成
B. 工程量清单是编制标底和投标报价的依据
C. 工程量清单是签订工程合同、调整工程量和办理竣工结算的基础
D. 工程量清单中的信息一般以简单扼要为宜
[单选题]下列各存储器中，存取速度最快的一种是( )
A.Cache
B.动态RAM[DRAM]
C.CD-ROM
D.硬盘
[判断题]成都地铁4号线能美EFP网关右侧的RESET键是重新启动按钮。
A.正确
B.错误
[判断题]纳税人提供应税劳务、转让无形资产或销售不动产，价格明显偏低而又无正当理由的，主管税务机关有权核定其营业额。 ( )
[单项选择]辊式破碎机按辊子的数目可分为（）辊。
A. 单、双、三、四
B. 单、双、三
C. 双、三、四
[单选题]螺纹装配有双头螺栓的装配和（ ）的装配。
A.螺母
B.螺钉
C.螺母和螺钉
D.特殊螺纹
[判断题]电阻并联时的等效电阻值比其中最小的电阻值还要小。
A.正确
B.错误
[单选题] 顺坡时按施工负责人给定的顺坡率执行,按不大于1‰的坡度递减顺坡,一般情况下不在圆曲线上顺坡,严禁在( )上顺坡结束作业。
A.竖曲线
B.直线
C.缓和曲线
D.曲线
[多选题]供应阶段的核心是进货，信贷人员应重点分析( )方面。
A.货品质量
B.货品价格
C.进货渠道
D.技术水平
E.付款条件
[单项选择]男，30岁。咽疼、咳嗽、发热，2周后发现尿色红， 眼睑浮肿，尿量1000ml/24h，体检：全身皮肤未见皮疹，血压150/100mmHg，化验：尿蛋白++，红细胞50-60/HP，血白蛋白32g/L，血肌酐123μmol/L。
上述临床表现最可能的诊断是
A. 急性链球菌感染后肾炎
B. 急性肾盂肾炎
C. 过敏性紫癜
D. 系统性红斑狼疮
E. 急性肾小管坏死
[单选题]站、车间应协调、配合，发（ ）题应本着以站保车的原则积极处理。
A.问题
B.矛盾
C.纠纷
D.旅客伤害
[判断题]铁片栅电阻元件，是机械强度最高，体积大而笨重，因此广泛应用。（ ）
A.正确
B.错误
[单选题]吊装方形物体，一般应采用（ ）个吊点。
A.4
B.2
C.3
D.6
[单项选择]Electronic mail has become an extremely important and popular means of communication.
The convenience and efficiency of electronic mail are threatened by the extremely rapid growth in the volume of unsolicited commercial electronic mail. Unsolicited commercial electronic mail is currently estimated to account for over half of all electronic mail traffic, up from an estimated 7 percent in 2001, and the volume continues to rise. Most of these messages are fraudulent or deceptive in one or more respects.
The receipt of unsolicited commercial electronic mail may result in costs to recipients who cannot refuse to accept such mail and who incur costs for the storage of such mail, or for the time spent accessing, reviewing, and discarding such mail, or for both. The receipt of a large number of unwanted messages also decreases the convenience of electronic mail and creates a risk that wanted electronic mail messages, both commercial and noncommercial, will be lost, overlooked, o
A. It costs money to receive them.
B. It’s free to store them.
C. It takes time to access them.
D. It takes time to throw them away.
[多选题]《供电营业规则》规定,并网运行的发电厂,应在发电厂建设项目立项前,
与并网的电网经营企业联系,就( )等达成电量购销意向性协议。
A.并网容量
B.发电时间
C.上网电价
D.上网电量
[单选题]在实施品牌退出时,要注重平稳过渡,以( )为前提来决定是立即停止调货或是分阶段逐步减少调货量。
A.替代品能顺利替代
B.新品牌已经引入
C.品牌已经激活
D.替代品已经引入
[不定项选择题]双向运行的自动闭塞区段，当区间被占用或轨道电路失效时，经两站工作人员确认后，可通过规定的手续改变运行方向。
A.对
B.错
[判断题]出租汽车应当仪表完好、整洁，仪表台不得放置与运营无关的物品。
A.正确
B.错误
[单选题]客运：工作落实：人的不安全行为：行包运输安全问题：行李车密柜未加锁，钥匙未随身携带，存放无关物品；在行李车有能力的情况下拒绝装载行包给予责任人（ ）考核
A.严重A
B.A
C.B
D.离岗一个月
[单项选择]In the Arizona desert, tomatoes hang from ceilings, spinach grows without soil and shrimp lire in indoor pools. What’s going on.’ Food research!
People perform these experiments to learn how to produce more food. There will be over 6.5 bil- lion people on earth after two decades. We will have to produce four times as much food as we do now to feed all these people. But each year there is less fresh water, the soil loses nutrients and buildings take up more land. We must learn to use resources we have always thought unusable. So, the Environ- mental Research Laboratory in Arizona tries to grow food without soil, in the desert, and with salt water.
So far the results have been excellent. The new methods yield twenty times more tomatoes and cu-cumbers than can be grown on a farm. About sixty times as many shrimp can be raised in indoors pools than ten boats can catch in the ocean in a year. Crops can grow in salty soil. Plus, as they grow, they take salt and minerals from desert
A. dramatic facts
B. a firsthand story
C. an emotional appeal
D. sharply contrasting ideas
[单选题]交联聚乙烯铠装电缆最小曲率半径为()电缆外径。
A.10
B.15
C.20
D.25
[单选题]半自动闭塞、自动站间闭塞区段，进站信号机为色灯信号机时，设色灯预告信号机或（ ）信号机。
A.遮断
B.进路
C.容许
D.接近
[单选题]消防救援人员受记过处分的期间为:( )
A. 六个月
B.十二个月
C.十八个月
D.二十四个月
[单选题] 装置升温过程中,应尽量避开( )℃的易抽空温度。
A.90
B.130
C.250
D.350
[单项选择]
阅读下面的短文，文中有15处空白，每处空白给出了4个选项，请根据短文的内容从4个选项中选择1个最佳答案。
{{B}}
Interests and Study
Activities{{/B}}
A narrowing of your work interests is implied in
almost any transition from a study environment to managerial or professional
work. In the humanities and social sciences you will at best reuse only a
fraction of the material covered in three or four years’ study. In most career
paths academic knowledge only{{U}} (51) {{/U}}a background to much more
applied decision-making. Even with a "training" form of degree,{{U}} (52)
{{/U}}a few of the procedures or methods{{U}} (53) {{/U}}in your
studies are likely to be continuously relevant in your work. Partly this
reflects the greater specialization of most work tasks compared{{U}} (54)
{{/U}}studying. Many graduates are not{{U}} (55) {{/U}}with the
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A. contest
B. content
C. contact
D. contract
[单选题]Microsoft Office中自带的收发电子邮件的软件名称是( )。
A.Foxmail
B.Access
C.Frontpage
D.Outlook
[单选题]在直流供电系统中，应采用（ ）的供电方式。
A.交流不间断电源
B.柴油发电机后备
C.整流设备与电池并联浮充
D.双路市电
[单选题]呕血最常见的疾病是( )
A.消化性溃疡
B.食管癌
C.急性胃黏膜病变
D.肠憩室病
[判断题]( )光通信中段开销区域用于帧定位、运行、管理和维护等信息，以保证信息净负荷正确灵活地传送。
A.正确
B.错误
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