热门试题:
[单选题]多层建筑顶层未燃,应切断火势蔓延途径,自( )署力量堵截火势消灭火灾。
A.自左向右
B.自右向左
C.自下而上
D.自上而下
[单选题]( )是指在服务、消费、管理过程中根据具体的业务规则限制使用OBU或ETC卡的列表。
A.状态名单
B.重点关注名单
C.追缴名单
D.信用黑名单
[判断题]变电站、发电厂升压站发现有系统接地故障时,应进行接地网接地电阻的测量。
A.正确
B.错误
[单选题]选用密度数值时,一定要注意它的()。
A.体积
B.温度
C.湿度
[判断题]*BA02设备缺陷分为一般设备缺陷、中等设备缺陷和重大设备缺陷。
A.正确
B.错误
[单项选择]From childhood to old age, we all use language as a means of broadening our knowledge of ourselves and the world about us. When humans first 1 , they were like newborn children, unable to use this 2 tool. Yet once language developed, the possibilities for humankind’ s future 3 and cultural growth increased. Many linguists believe that evolution is 4 for our ability to produce and use language. They 5 thatour highly evolved brain provides us 6 an innate language ability not found in lower 7 . Proponents of this innateness theory say that our 8 for language is inborn, but that language itself develops gradually,9 a function of the growth of the brain during childhood. Therefore, there are critical 10 times for language development.
Current 11 of the innateness theory are mixed; however, evidence supporting the existence of some innate abilities is undeniable. 12 , more and more schools are discovering that foreign languages are best taught in 13 grades. Young children often can l
A. essential
B. available
C. reliable
D. responsible
[多项选择]马克思主义者把人的需要分为三个层次,它们依次是()。
A. 生存的需要
B. 成就的需要
C. 享受的需要
D. 情谊的需要
E. 发展的需要
[单项选择]劳动生产率是指( )平均每人创造的国内生产总值。
A. 全社会劳动力
B. 全社会从业人员
C. 全社会经济活动人口
D. 全国总人口
[填空题]无线通信按通信方式分类:主要有( )通信、半双工通信和( )通信方式。
[单项选择]2,6,12,20,( )
A. 40 1
B. 32
C. 30
D. 28
[单项选择]男,10岁。反复水肿半年。经泼尼松足量并间断应用呋塞米治疗,病情一度好转,2周前患儿出现腰痛伴血尿,水肿加重,并出现腹水,近4天不能下地活动。血压150/100mmHg,尿蛋白(+++~++++),红细胞8~20个/HP,血尿素氮10.8mmol/L(30mg/dl),血清总蛋白40g/L(4g/dl),血胆固醇11.5mmol/L,白蛋白15g/L(1.5g/dl)。为进一步确诊的首要检查是()
A. 静脉肾盂造影
B. 血浆纤维蛋白原
C. 肾血管造影
D. 24小时尿蛋白定量
E. 肾功能
[判断题]当电网确无调压条件时,可以采取发电机改调相机等措施。
A.正确
B.错误
[判断题]如果尖轨或基本轨顶面出现压溃肥边现象, 应及时打磨, 防止轨头掉块剥落, 影响调节器正常工作。
A.正确
B.错误
[单项选择]在沟通过程中,可能有几个中心人员,由他们将信息传达给其他人,这种非正常沟通方式是( )。
A. 密语连锁
B. 单线连锁
C. 集群连锁
D. 随机连锁
[单项选择]在If…End If选择结构中,允许可嵌套的深度是( )。
A. 最多32层
B. 最多64层
C. 最多256层
D. 没有严格限制
[单选题]低压配电盘、配电箱和电源干线上的工作,应( )。
A.填用变电站(发电厂)第一种工作票
B.填用变电站(发电厂)第二种工作票
C.填用带电作业工作票
D.执行口头或电话命令
[单选题]搬运脊椎骨折病人严禁使用软担架的原因是( )。
A.造成颈部损伤
B.病人感到不舒服
C.使骨折加重,脊髓神经受损
[不定项选择题]第58题答案是__________
A.stolen
B.missed
C.found
D.lost
[单选题][T]A-D-A-005 4 2 3
钢轨接头阻止钢轨端部自由伸缩的阻力称为接头阻力,接头阻力是由钢轨与夹板之间的摩擦 力产生的,摩擦力越大,接头阻力(??? )。
A.根据条件变化
B.不变
C.越小
D.越大
[多项选择]台湾海峡两岸可以就下列哪些事项进行协商和谈判?()
A. 正式结束两岸敌对状态
B. 和平统一的步骤和安排
C. 台湾当局的政治地位
D. 台湾加入联合国问题
[判断题] 列检作业场的作业线路应满足列车技术检查需要,两侧无站台及障碍物。()
A.正确
B.错误
[单选题]下面属虚证的临床症状为 ? (0.1分)
A.体质多壮实
B.精神委靡,虚证者声低息微
C.声高气粗
D.胸腹按之疼痛,胀满不减
E.脉象有力
[单选题] 值班人员手动合闸于故障线路,继电保护动作将断路器跳开,自动重合闸将( )。
A.不动作
B.完成合闸动作
C.完成合闸并报警
[单项选择]
Passage Five
Californian Michael Schwabe said goodbye to the gas pump two years ago. He leased an electric car. Schwabe says he gets more out of driving an electric car than just a charge.
"With the price of gasoline and with the problems with clean air, it’s important we get electric vehicles out on the road."
On California roads there are about two thousand electric cars. By 2003, ten percent of all new cars may be required to have zero emissions. This is a mandate automakers say it is way ahead of its time.
Gloria Bergquist of the Alliance of Auto Manufacturers says, "The technology (for zero emissions) isn’t here yet; it still needs advancement in driving range to make it more appealing to a wider consumer audience".
Automakers blame it on the batteries. Power runs out on most cars after about 70 miles. However, some cars can now go more than 100 miles on a charge. Batteries are expensive. Carmaker
A. Too expensive.
B. Hard to drive.
C. Easy to control.
D. More than just a charg
[填空题]热水供热系统的循环方式有重力循环和()两种。
[不定项选择题]A.磺胺嘧啶
A.甲硝唑
B.甲氧苄啶
C.诺氟沙星
D.甲磺灭脓
E.可以代替大环内酯类用于支原体肺炎的药物是( )
[单选题]某企业预计业务量为销售 10 万件产品,按此业务量给销售部门
的预算费用为 50 万元,如果该销售部门实际销售量达到 12 万件,
超出了预算业务量,费用预算仍为 50 万元。这种编制预算的方法是()。
A.固定预算法
B.弹性预算法
C.增量预算法
D.零基预算法
[单项选择]
A. occupation
B. job
C. work
D. career
[单项选择]
(66) method is the use of a data processing system to represent selected behavioral (67) of a physical or abstract system. For example, the representation of air streams around airfoils at various velocities, temperatures, and air pressures with such a system.
Emulation method is slightly different, it uses a data processing system to imitate another data processing system, so that the imitating system accepts the same data, executes the same programs, and achieves the same (68) as the imitated system. Emulation is usually achieved (69) hardware or firmware. In a network, for example, microcomputers might emulate terminals (70) communicate with mainframe.
(66)处填()。
A. Assembly
B. Simultaneity
C. Fraud
D. Simulation
[单项选择]小儿肠套叠的早期治疗方法是( )
A. 按摩疗法
B. 急诊手术
C. 针灸
D. 抗感染
E. 空气或氧气灌肠复位
[判断题]( )KTA-19G2柴油机废气涡轮增压器轴是利用机油润滑的。
A.正确
B.错误
[判断题]铁道部负责列车运行图的编制和调整工作。
A.正确
B.错误
[单项选择]具有对预算收入进行全面的分析,最后得出计划年度预算收支指标的新结果的特点的是( )。
A. 复式预算
B. 基数预算
C. 零基预算
D. 绩效预算
[单项选择]设备吊装时,严禁在()级以上的风速时进行。
A. 3
B. 5
C. 6
D. 7
[判断题]NJ2机车燃烧空气系统的顺序为:V型滤网、冬夏转换门、袋式空滤器、空滤箱、压气机、中冷器。
A.正确
B.错误