热门试题:
[单选题]形位公差符号“□”表示 ( ) 。
A.平行度
B.平面度
C.斜度
D.锥度
[判断题]互联网专业管理部门负责本单位电力监控系统攻防演练、应急处置和隐患排查治理。( )
A.正确
B.错误
[判断题]单车被迫停在调谐区内又不能及时移动出调谐区时，司机须立即在调谐区外使用短路铜线短接轨道电路，无需再向就近车站值班员报告。CG51)( )
A.正确
B.错误
[单项选择]某施工工地升降机操作工刘某未注意下方有人即按启动按钮，造成维修工张某当场被挤压身亡。刘某报告事故时隐瞒了自己按下启动按钮的事实。关于刘某行为的定性，下列哪一选项是正确的（）
A. （间接）故意杀人罪
B. 过失致人死亡罪
C. 谎报安全事故罪
D. 重大责任事故罪
[单项选择]People all over the world today are beginning to hear and learn more and more about the problem of pollution. Pollution is caused either by man’s release of completely new and often artificial (人造) substances into the environment, or by releasing greatly increased amounts of a natural substance (物质), such as oil from oil tankers into the sea.
Whatever its underlying reasons, there is no doubt that much of the pollution caused could be controlled if only companies, individuals and governments would make more efforts. In the home there is an obvious need to control litter and waste. Food comes wrapped up there or four times in packages that all have to be disposed of; drinks are increasingly sold in bottles or tins which cannot be reused. This not only causes a litter problem, but also is a great waste of resources, in terms of glass, metal and paper. Advertising has helped this process by persuading many of us not only to buy things we neither want nor need, but also to throw away
A. Cutting out unnecessary buying.
B. Eating less.
C. Reducing excess use.
D. Carefully disposing of our daily products.
[判断题]防护分歧道岔的线路所通过信号机，其机构外形和显示方式，应与进站信号机相同，引导灯光应予封闭。
A.正确
B.错误
[简答题]国家是通过哪几种形式为国家垄断资本进行积累的？
[判断题]在斜巷运输过程中，运输信号必须完好，声光俱全，斜巷长度超过50m时，必须加声光信号指示，原则上每隔100m设一组信号。（）
A.正确
B.错误
[单选题] 在吸收操作中,吸收塔某一截面上的总推动力(以液相组成差表示)为( )。
A.X*-X
B. X-X*
C. Xi-X
D.X-Xi
[单选题] 锅炉酸洗时,通常在清洗系统中挂试片,以测定酸洗中金属的()。
A. 除垢效果
B. 腐蚀速度
C. 酸液浓度
[单选题] 艰苦奋斗、( )是铁路的光荣传统，是推动铁路事业发展的精神动力。
A.勇于拼搏
B.勇于奉献
C.无私奉献
D.乐于奉献
[单选题]安全培训对象要覆盖所有( )。
A.作业人员
B.从业人员
C.上岗人员
[判断题]零件加工表面上具有的较小间距和峰谷所组成的宏观几何形状不平的程度叫做表面粗糙度。
A.正确
B.错误
[判断题]行政案件听证结束后,听证主持人应当写出听证报告书,连同听证笔录一并报送公安消防机构负责人。
A.正确
B.错误
[多项选择]药物信息的处理须经历5个循环往复的阶段，即（）
A. 信息传递
B. 信息收集
C. 信息整理
D. 信息再生
E. 再生信息传递
[单选题]B-B-C-004 4 2 2
中软CTT4000MPU板工作正常时()个ET灯闪烁。
A.1
B.2
C.3
D.4
[填空题]The family today is no longer the unit of economic production that it once was. When our society was predominantly rural, both husband and wife produced goods of (36) value that could either be sold or be used by the family. Equally important, there was no (37) of home and work, the home was also the business. In the early stages of (38) , when many people worked in their homes and sold their wares in home front shops, much the same was true. However, once the (39) pattern began to be to work outside the home, as it certainly has been during much of the 20th century, the importance of the family as a unit of economic production (40) One effort of this is that the economic meaning of divorce changed. Under the old pattern, a divorce meant not only a disruption of the family but also the (41) of a productive business. Today, it no longer has that meaning, and thus one major disincentive to divorce has been eliminated.
[判断题]3 5 1 4柴油干点主要是通过调节柴油集油箱的气相温度来控制。
A.正确
B.错误
[单选题] 在雷达荧光屏上,在一个强回波两侧等距圆弧上对称分布的若干回波点,他们是_______。
A.二次扫描回波
B.多次扫描回波
C.间接反射回波
D.旁瓣回波
[多项选择]在项目实施过程中，设备监理单位根据业主授予的权利开展以进度、投资和质量为目标的控制工作、合同管理与信息管理工作、组织协调工作。业主一般授予设备监理单位( )。
A. 工程规模、设计标准和使用功能的确认权和否决权
B. 组织协调主持权
C. 材料和工程质量确认权与否决权
D. 实施进度和工期上的确认权和否决权
E. 项目合同内工程价款支付和结算的确认权与否决权
[不定项选择题]男性，46岁，牙龈刷牙时出血3年。检查见全口牙石(++)，牙面色素多，牙龈中度红肿，探诊普遍有出血，探诊深度4～6mm，附着丧失2～4mm，未见牙齿松动。否认全身疾病史。
对该患者的治疗应包括下列内容，但一般不包括
A.口腔卫生指导
B.洁治术
C.刮治及根面平整
D.口服阿莫西林
E.牙周维护治疗
[单项选择]大多数偏头痛发病于（）
A. 10～20岁
B. 10～40岁
C. 10～30岁
D. 10～50岁
E. 20～30岁
[单项选择]
Taking charge of yourself involves putting to rest some very prevalent myths. At the top of the list is the notion that intelligence is measured by your ability to solve complex problems; to read, write and compute at certain levels; and to resolve abstract equations quickly. This vision of intelligence asserts formal education and bookish excellence as the true measures of self-fulfillment. It encourages a kind of intellectual prejudice that has brought with it some discouraging results. We have come to believe that someone who has more educational merit badges, who is very good at some form of school discipline is "intelligent". Yet mental hospitals are filled with patients who have all of the properly lettered certificates. A truer indicator of intelligence is an effective, happy life lived each day and each present moment of every day.
If you are happy, if you live each moment for everything it’s worth, then you are an intelligent person. Problem solvi
A. difficulties are but part of everyone’s life.
B. depression and unhappiness are unavoidable in life.
C. everyone should learn to avoid trying circumstances.
D. good feelings can contribute eventual academic excellence.
[判断题]1 根据新奥能源工程数字化系统应用管理规则要求：熔接时应严格按照焊机操作规程操作，严禁提前断电、停机等终止熔接行为。
A.正确
B.错误
[单项选择]心理测验的性质不包括( )。
A. 间接性
B. 相对性
C. 绝对准确性
D. 客观性
[单选题]哪种材料不属于防腐材料（ ）。
A.钛、钽金属
B.聚四氟乙烯
C.不锈钢
D.碳钢
[单选题]低压电气工作时，拆开的引线、断开的线头应采取（）等遮蔽措施。
A.胶带包裹
B.绝缘包裹
C.帆布遮盖
D.剪断包裹
[多项选择]十九大报告中，关于政治制度模式的“三个不能”是（）。
A. 不能走封闭僵化的老路，也不能走改旗易帜的邪路
B. 不能脱离特定社会政治条件和历史文化传统来抽象评判
C. 不能定于一尊
D. 不能生搬硬套外国政治制度模式
[单选题]工作期间，若工作负责人必须长时间离开工作现场时，应由( )变更工作负责人，履行变更手续，并告知全体作业人员及工作许可人。原、现工作负责人应做好必要的交接。
A.原工作票签发人
B.工区领导
C.运维负责人
D.值班调控人员
[多项选择]对投运设备的防误闭锁装置解锁操作要求（）
A. 防误装置正常情况下严禁解锁操作
B. 防误装置发生异常时经变电所负责人同意后可以进行解锁操作
C. 断路器或刀闸防误闭锁回路应直接用断路器或隔离开关的辅助触点
D. 防误装置电源应与继电保护及控制回路电源相独立
[单项选择]减压塔共有（）层填料。.
A. 2
B. 4
C. 3
D. 5
[单选题]在干部调整、人员补退、极端天候超气象条件、卫生防疫等重点时段，应当重点监管人员( )、在位履职尽责、安全制度运行、安全设施状态、应急预案落实等情况。
A.思想动态
B.手机管理
C. 日常活动
D.涉外活动
[单选题]老年患者突发急性尿潴留的首要处
理是
A.针刺
B.肌内注射药物
C.耻骨上膀胱造口
D.膀胱穿刺
E.试行导尿并留置导尿管
[单项选择]被检表为三相三线3×100V的电能表时，要求0.1级的检定装置电压回路接入标准表与被检表端钮间电位差不可超过（）。
A. 20mV
B. 40mV
C. 60mV
D. 11.5mV
[单选题]发生旅客人身伤害事故勘察事故现场时，应检查旅客所持车票的（）及加剪情况。
A.票种、票号、发站、到站、有效期
B.票号、发站、到站、车次、有效期
C.票种、票号、发到站、车次、有效期
D.票种、发站、到站、车次、有效期
