热门试题:
[判断题]场车长期存放前,应更换液压油和机油。( )
A.正确
B.错误
[单项选择]急性汞中毒的主要临床表现是（）。
A. 发热、口腔炎、消化道症状
B. 贫血、腹痛、口腔炎
C. 易兴奋、震颤、口腔炎
D. 周围神经炎、皮疹、贫血
E. 以上都不是
[判断题]柜式配电设备的母线侧封板应使用专用螺丝和工具，专用工具应妥善保存，柜内有电时禁止开启。
A.正确
B.错误
[单项选择]
Many in the Middle East have difficulty in adjusting themselves to the new situation created by the departure of the imperial powers. For the first time in almost 200 years, the rulers and people of the Middle East have to accept the final responsibility for their own affairs, to make their own mistakes and to accept the consequences. This is difficult to internalize, even to perceive, after so long a period. For the entire lifetimes of those who formulate and conduct policy at the present time and of their predecessors for many generations, vital decisions were made elsewhere, ultimate control lay elsewhere, and the principal task of statesmanship and diplomacy was as far as possible to avoid or reduce the dangers of this situation and to exploit such opportunities as it might from time to time offer. It is very difficult to forsake the habits not just of a lifetime but of a whole era of history. The difficulty is much greater when alien cultural, social and economic preeminence
A. American imperialists still have control over the world affairs
B. outside powers are more capable of effective decisions
C. they are weaker than Israel and cannot defeat it
D. Israel is assisted and manipulated by the United States
[判断题]柱上变压器台架工作，应先断开变压器台架的高压线路的隔离开关（刀闸）或跌落式熔断器，再断开低压侧的空气开关、刀开关，高低压侧验电、接地后，方可工作。
A.正确
B.错误
[单选题]目前，收费系统对非ETC车辆通行费获取规则是：（）
A.CPC卡内计费>在线计费服务>全网兜底计费
B.CPC卡内计费>全网兜底计费>省界入口站计费
C.在线计费服务>CPC卡内计费>全网兜底计费
D.CPC卡内计费>全网兜底计费>实际行驶路径计费
[单项选择]实际胶质是在规定的试验条件下，一定数量的燃料在热空气流中，自烧杯内（）后剩下的不蒸发残渣。
A. 燃烧
B. 蒸发
C. 聚合
D. 氧化
[单项选择]已知标准罗经航向094°，标准罗经自差-1°，此时，操舵罗经航向为100°，则操舵罗经自差为（）。
A. +5°
B. -5°
C. +6°
D. -7°
[单项选择]肝火上炎，可出现（）
A. 目涩
B. 手足蠕动
C. 头晕胀痛
D. 胸闷喜太息
[多选题]土壤电阻率较高地区，如岩石、瓦砾、沙土等，应采取增加接地体（ ）等措施改善接地电阻。
A.根数
B.长度
C.截面积
D.埋地深度
[判断题]建设项目安全设施竣工验收未通过的，建设单位不能再次向原验收部门申请建设项目安全设施竣工验收。
A.正确
B.错误
[单项选择]某女，生后2d出现精神萎靡，哭声减弱，拒乳，查体：体温38.5℃，脉搏150次/分，应考虑为
A. 新生儿窒息
B. 新生儿败血症
C. 新生儿硬肿症
D. 新生儿破伤风
E. 新生儿颅内出血
[判断题]评标委员会成员与投标人有利害关系的，应当主动回避。
A.正确
B.错误
[判断题]CRH2A型动车组一般模式可分为司机模式、列车员模式和记录模式。
A.正确
B.错误
[单项选择]在物流领域，（ ）是供应链管理的逻辑载体。
A. 数据
B. 知识
C. 信息
D. 技术
[单选题]根据我国民事诉讼法有关开庭审理的规定,下列做法不正确的有:( )
A.某人民法院为彻底解决纠纷并进行法制宣传,决定就地公开审理某相邻关系案件
B.某审判长在法庭调查时就案件争议焦点和调查重点进行归纳
C.某审判长在法庭辩论阶段与被告就案件事实展开激烈争论
D.某独任审判员应当事人要求在法庭辩论后对案件进行调解
[单项选择]
People in different parts of the world have very different ideas about what is good to eat. Even when people in different countries eat the same food, they often prepare it very differently. If you were in Germany, you would find soup that is thick and heavy. If you were in China, you would find soup that is thin and clear. On holidays most of us eat special foods. Year after year, even if many other things change, the food is always the same. Sometimes housewives begin weeks in advance to prepare the special foods that are traditionally served on certain holidays.
People in different parts of the world also have different ideas about what is good to drink. Among the most popular hot drinks are coffee and tea. Coffee is very popular in northern Europe and in the Middle East. Some people put cream and sugar in their coffee. But in the United States, many people drink their coffee "black" that is without cream or sugar. Tea is the national drink in China,
A. We Should Eat Different Foods
B. Special Foods on Certain Holidays
C. People in Western Countries Like Coffee Most
D. Different Ideas about Foods and Drinks
[判断题]安装模板时，操作人员不准攀登模板上下，但可以爬脚手架上下。
A.正确
B.错误
[单选题]电气化铁路由( )组成。
A.接触网和牵引变电所
B.接触网和电力机车
C.电力机车和牵引供电系统
D.电力机车和牵引变电所
[单项选择]
In a democratic society citizens are encouraged to form their own opinions on candidates for public offices, taxes, constitutional amendments, environmental concerns, foreign policy, and other issues. The opinions held by any population are shaped and manipulated by several factors: individual circumstances, the mass media, special-interest groups, and opinion leaders.
Wealthy people tend to think differently on social issues from poor people. Factory workers probably do not share the same views as white-collar workers, nonunion workers. Women employed outside their homes sometimes have perspectives different from those of full-time homemakers. In these and other ways individual status shapes one’s view of current events.
The mass media, especially television, are powerful influences on the way people think and act. Government officials note how mail from the public tends to "follow the headlines". Whatever is featured in newspapers and magazines a
A. 2.
B. 3.
C. 4.
D. 5.
[单选题]骨髓检查原始白血病细胞85%，POX染色(+)，免疫学检查CD13(+)、CD33(+)、HLA-DR(—)、CD34（—），应诊断为
A.急性非淋巴细胞白血病M1型
B.急性非淋巴细胞白血病M5型
C.急性非淋巴细胞白血病M7型
D.急性非淋巴细胞白血病M2型
E.急性非淋巴细胞白血病M3型
[单项选择]填入数列“36、24、15、12、（）、9”空缺处的数字，正确的是（）。
A. 8
B. 7
C. 6
D. 5
[单项选择]In your test database， you find that a user’s session is executing a lot of SQL statements， resulting in the generation of a large number of trace files. While investigating the reason， you find that SQL trace has been enabled at the instance level. You want to disable SQL trace， remotely， only for that user session to reduce the volume of trace data being generated.How do you achieve this objective？（）
A. by setting the SQL_TRACE parameter to FALSE in the parameter file
B. by using DBMS_MONITOR.SESSION_TRACE_DISABLE to disable the tracing for the user session
C. by setting the SQL_TRACE parameter to FALSE by using the ALTER SYSTEM command in the user session
D. by setting the SQL_TRACE parameter to FALSE by using the ALTER SESSION command in the user session
[单项选择]固态继电器的输入端控制电压（）。
A. 是分正、负极性的，不能误接
B. 是不分正负极性的
C. 交流固态继电路不分正负极性
D. 交流固态继电路分正负极性
[单选题]发动机排气行程过程中,()
A.排气门打开
B.排气门关闭
C.进气门打开
[多选题]（ ）以及其他经公司认定为刻意逃避、消极对待安全督查的行为，按照管理违章进行处理
A.擅自调整工作计划
B.擅自调整工作计划
C.利用门禁阻挡检查
D.违规使用布控球
[单项选择]哺乳动物的牙齿为（）
A. 单牙列
B. 多牙列
C. 端生牙
D. 同形牙
E. 异形牙
[单选题]为加强电力生产现场管理，规范各类工作人员的行为，保证人身、电网和设备安全，依据国家有关法律、法规，（ ），制定本规程。
A.结合电力行业特点
B.根据工作实际
C.结合电力生产的实际
D.为满足现场需要
[多选题]前方指挥部下设( )政工保障组.信息宣传组.协调联络组等,分区域设置前沿指挥所。
A.作战指挥组
B.灾情研判组
C.通信保障组
D.战勤保障组
[单选题]某企业拟购买一项钢铁冶炼技术，一年前类似技术交易转让价格为100万元。经专家鉴定和研究发现，该技术比实例交易技术效果更好，技术性能修正系数为1．2，时间修正系数为1．1，技术寿命修正系数为1．3。根据市场模拟模型，该企业购买该技术的评估价格为( )万元。
A.171．6
B.180．0
C.182．1
D.200．0
[判断题]燃烧是指可燃物与氧或氧化剂作用发生的放热反应，通常伴有火苗和发烟的现象
A.正确
B.错误
[填空题]Too often young people get themselves employment quite by accident, not knowing what lies in the way of opportunity for promotion, happiness and security. As a result, they are{{U}} (36) {{/U}}doing jobs that afford them little or no{{U}} (37) {{/U}}. Our school graduates face so much{{U}} (38) {{/U}}that they seldom care what they do so long as they can earn a living. Some stay long at a job and learn to like it, others move from one job to another looking for something to suit them. The young graduates who leave the university look for jobs that offer a salary up to their{{U}} (39) {{/U}}. Very few go out into the world knowing exactly what they want and realizing their own abilities. The reason behind all this{{U}} (40) {{/U}}is that there never has been a proper vocational{{U}} (41) {{/U}}in our educational institutions. Nearly all grope in the darkness and their{{U}} (42) {{/U}}concern when they look for a job is to ask what the salary is like. They never{{U}} (43)
[单选题]炼厂油品要进行计量,其目的
A.是为了掌握油品进出厂经营结算的依据
B.依不同的生产过程和时间的不同而不同
C.是为了保证油品的质量
D.是为了保证安全
[判断题]穿着个人防护装备执行战斗任务时，不得超范围、超限使用，避免直接接触高温、油污、有毒、腐蚀、尖锐等物质。
A.正确
B.错误
[单项选择]下列哪种疾病的血象、骨髓象中血小板、巨核细胞均减少（）。
A. 脾功能亢进
B. 自身免疫性溶血性贫血合并免疫性血小板减少性紫癜（Evan综合征）
C. 特发性血小板减少性紫癜
D. 巨幼细胞性贫血
E. 再生障碍性贫血
