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[单选题][T]BA010 5 1 5
选用的油嘴规范不同,对井底形成的( )就不同。
A.流压
B.静压
C.回压
D.饱和压力
[单项选择]Some people argue that, since there are billions of stars in our (47) _______, at least millions of them must have planets. And if there are millions of planets, at least thousands of them will have life. And of these life forms, at least some will have (48) ________. At some point of technological development, they will think of (49) ________ with beings on other planets.
Some astronomers have set up a radio telescope at Harvard University. Dr. Paul Horowitz is using the telescope to (50) _______ the skies for any signal (51) ________ from other planets.
I have a plea for these gentlemen: please stop before it is too late!
For one thing, what if these beings that are in (52) ________ on other planets do give us a message What if the message indicates that these beings are far (53) ________ to us Will we be able to (54) _________the knowledge of our own unworthiness and inferiority
For another, what if these beings tune in and find us Will they be friendly towards u
[单选题]水文四等水准测量使用闭合水准路线时,可只进行测量。
A.双程
B.单程
C.往返
D.双向
[多选题]作业前,设备运维管理单位应告知()、()和()。
A.现场电气设备接线情况
B.安全隐患
C.危险点
D.安全注意事项
[判断题]发律师函或告知书追缴无效时,对符合起诉条件的可通过司法程序追缴,并追究相关违法人员的刑事责任。( )
A.正确
B.错误
[单项选择]可用于静脉麻醉的药物是()。
A. 盐酸氯胺酮
B. 盐酸左布比卡因
C. 盐酸利多卡因
D. 普鲁卡因
E. 盐酸丁卡因
[判断题]任何形状的工件,只有采用两点支承,其变形量才最小。
[单项选择]皮脂溢出部位为()。
A. 掌跖部
B. 背部
C. 两者均是
D. 两者均不是
[单选题]党的十三届六中全会指出,党要密切同人民群体的联系,首先要( )。
A.保证决策和决策的执行符合人民的利益
B.清正廉洁,勤政为民
C.彻底清除腐败现象
D.大兴调查研究之风
[单项选择]There was one thought that air pollution affected only the area immediately around large cities with factories and heavy automobile traffic. At present, we realize that although these are the areas with the worst air pollution, the problem is literally worldwide. On several occasions over the past decade, a heavy cloud of air pollution has covered the east of the United States and brought health warnings in rural areas’ away from any major concentration of manufacturing and automobile traffic. In fact, the very climate of the entire earth may be infected by air pollution. Some scientists consider that the increasing concentration of carbon dioxide in the air resulting from the burning of fossil fuels (coal and oil)is creating a "greenhouse effect" -- conserving heat reflected from the earth and raising the world’s average temperature. If this view is correct and the world’s temperature is raised only a few degrees, much of the polar ice cap will melt and cities such as New York, Boston
[单选题]列车运行限制速度表中接入站内尽头线,自进入该线起的速度( )km/h.
A.30
B.5
C.12
D.7
[单选题]测控装置遥测信息异常主要是指测控装置显示的(_)、电流、有功功率、无功功率、功率因数、温度等遥测数据的异常。
A.电压
B.电感
C.电容
D.电子
E./
F./
[判断题]高压线旁无遮拦不准登高。
A.正确
B.错误
[单选题]过墙孔低于室内机的原因是( )。
A.打孔方便
B.冷凝水流淌顺畅
C.房间太高
[判断题]晶体三极管共集电极电路,常用于高频放大和振荡电路中。
A.正确
B.错误
[多项选择]在营地附近发现可疑人物后()。
A. 保持镇静
B. 及时上报
C. 尽可能记住嫌疑人及体貌特征
D. 做好自身保护避免引起嫌疑人注意
E. 上前询问或跟踪可疑人物
[单选题] 某孕妇,30岁,停经28×5周,G2P0,行产前检查时,B超:羊水最大暗区垂直深度8.5cm,被诊断为“羊水过多”,给予该孕妇的护理中,错误的是( )
A.减少增加腹压的活动
B.一次放羊水量不超过1500ml
C.密切观察胎心及胎动
D.休息时取平卧位
E.定期测量宫高及腹围
[填空题]地基与基础之间的关系是地基是指基础下面的()或岩层。
[填空题]根据《铁路交通事故调查处理规则》, “挤道岔”系指车轮( )或挤坏道岔。
[判断题]自动闭塞区段,连续式机车信号机显示一个红色灯光,表示列车接近的地面信号机显示红色灯光。
A.正确
B.错误
[单选题]临床常用的消毒方法是(1分)
A.根管荡洗
B.根管封药
C.微波处理
D.电解治疗
E.高频电疗
[单项选择]有关双侧心室肥大心电图的描述,不正确的是()。
A. 可呈现双侧心室肥大的心电图改变
B. 心电图不可能正常
C. 心电图仅表现为一侧心室肥大
D. 心电图诊断双侧心室肥大敏感性较差
E. 胸导联可出现左心室肥大图形,而额面QRS心电轴可右偏
[单选题]【单选题】具有密封性能较好泄压反应较快泄放装置是()。
A.安全阀
B.爆破片
C.单向阀
D.自动阀
[单选题]对于借款关系清楚的案件,债权银行可以不经起诉而直接向人民法院申请( )。
A.财产保全
B.破产
C.强制执行
D.支付令
[多项选择]空调列车服务质量规范对人员素质要求:持有效上岗证,经过岗前()、()培训合格。
A. 安全
B. 理论
C. 实作
D. 技术业务
[单项选择]1844年6月4日,德国爆发了西里西亚纺织工人起义,马克思指出,工人们“毫不含糊地、尖锐地、直截了当地、威风凛凛地厉声宣布,他们反对私有制社会”。材料反映出()
A. 起义受到了马克思主义的指导
B. 欧洲无产阶级已登上政治舞台
C. 起义的斗争目标设定显然过高
D. 起义具有无产阶级革命的性质
[单选题]空气间隙的长度大到一定程度时,它在工频电压和操作过电压下的击穿特性开始呈现“饱和现象”,尤以电气强度最低的“棒一板”气隙在正极性操作冲击波作用下的击穿特性最为显著,饱和现象开始变得明显的拐点大致处于
d=( )m的范围内。
A.2~3
B.5~6
C.8~9
D.12~13
[单项选择]Why work (62) you have periodically asked yourself the same question, perhaps focused on (63) you have to work. Serf-interest in its broadest (64) including the interests of family and friends, is a basic (65) for work in all societies. But serf-interest can (66) more than providing for subsistence or (67) wealth. For instance, among the Maori, a Polynesian people of the South Pacific, a desire for approval, a sense of duty, a wish to (68) to custom and tradition, a feeling of emulation (竞争), and a pleasure in craftsmanship are (69) reasons for working. Even within the United States, we cannot understand work as simply a response to (70) necessity. Studies show that the vast (71) of Americans would continue to work even if they inherited enough money to live comfortably.
When people work, they gain a (72) place in society. The fact that they receive pay for t
A. serious
B. definite
C. ruthless
D. practical
[多选题]影响富油脱苯效果的主要因素有( )。
A.富油预热温度
B.直接蒸汽温度
C.塔顶温度
D.塔的采出量
[单项选择]以下的网络分类方法中,()分类方法有误。
A. 局域网/广域网
B. 对等网/城域网
C. 环型网/星型网
D. 有线网/无线网
[多项选择]某铁路隧道工程地质图件所用地层划分代号为T1j、T1d、P2c、P2w,按《铁路工程地质勘察规范》(TB
10012—2001),这种地层单元的划分符合( )图件的要求。
A. 全线工程地质图一般地段
B. 全线工程地质图影响线路方案的地段
C. 工点工程地质图地质构造复杂的地段
D. 详细工.程地质图地质构造复杂的地段
[单选题]有砟轨道路肩宽度:线路设计速度为()及以下的铁路遇路堤上的路肩宽度不应小于0.8m,位于路堑上的路肩宽度不应小于0.6m
A.100km/h
B.160km/h
C.120km/h
D.140km/h
[单选题] 有机热载体的热稳定性一般应每( )检测一次
A. 五年
B. 四年
C. 三年
D. 二年
[多选题]日常保养是在每天或出乘前后,按规定项目进行以清洁、()润滑为主要内容的预防性维护工作,保证轨道作业车技术状态良好。
A.检查
B.调整
C.维修
D.紧固
[多选题]62.振冲置换法适用于处理等地基。()
A.角砾
B.砾砂
C.砂土
D.卵石
E.粉土