热门试题:
[多选题]现场安全设施安全警示线包括（ ）
A.设备区巡视路线
B.禁止阻塞线
C.减速提示线（带）
D.防止绊倒线
[单项选择]
Cooperation is the common endeavor of two or more people to perform a task or reach a jointly cherished goal. Like competition and conflict, there are different forms of cooperation, based on group organization and attitudes.
In the first form, known as primary cooperation, group and individual unite. The group contains nearly all of each individual’s life. The rewards of the group’s work are shared with each member. There is an interlocking identity of individual, group, and task performed. Means and goals become one, for cooperation itself is valued.
While primary cooperation is most often characteristic of preliterate societies, secondary cooperation is characteristic of many modern societies. In secondary cooperation, individuals devote only part of their lives to the group. Cooperation itself is not a value. Most members of the group feel loyalty, but the welfare of the group is not the first consideration. Members perform tasks so that they can s
A. It was limited in prehistoric times.
B. It is usually the first stage of cooperation achieved by a group of individuals attempting to cooperate.
C. It is an ideal that can never be achieved.
D. It is most commonly seen among people who have not yet developed reading and writing skills.
[多选题]相同直径的钢丝绳不一定能互换是因为( )。
A.钢丝绳的结构不一样
B.钢丝绳的抗拉强度不同
C.破断拉力不同
D.绳芯不一样
E.绳芯不一样
[单选题]面对控烟履约压力，行业各单位应沉着应对并认真贯彻落实政府控烟履约各项工作要求，（ ）处理控烟履约过程中出现的新情况、新问题。
A.依法依规
B.依法并理性
C.妥善并冷静
D.有理有利有节
[判断题]遵章守纪、保护安全不能够维护铁路职工自身利益。
A.正确
B.错误
[单选题]黏油罐车改为轻油罐车，须在车型辅助标记后加“（）”字标记，如G17DK，字型、字号、字体等与车型辅助标记相同。
A.F
B.D
C.B
D.K
[单项选择]关于口腔的描述错误的是（）
A. 是消化管起始部，借口裂与外界相通
B. 可分为口腔前庭和固有口腔两部
C. 上壁为腭
D. 下璧为舌及封闭口底的软组织
E. 牙关紧闭时口腔前庭与固有口腔不相通
[单项选择]手车的工作位置是（）的位置。
A. 一次回路与二次回路均接通
B. 一次回路不接通，二次回路接通
C. 一次回路和二次回路均断开
D. 一次回路接通，二次回路不接通
[单项选择]通常说的人工费、材料费和机械费属于( )。
A. 直接费中的最小子项目
B. 税金
C. 间接费
D. 计划利润
[单选题]从量的规定性来看，货币的时间价值是没有风险和通货膨胀条件下的（ ）。
A.社会最低资金利润率
B.社会最高资金利润率
C.社会平均资金利润率
D.平均银行存款利息率
[单项选择]载脂蛋白B是何种脂蛋白的主要蛋白质（）
A. CM
B. LDL
C. VLDL
D. IDL
E. HDL
[单选题]无缝线路维修工作，气温较高的季节安排在( )地段上进行计划维修。
A.锁定轨温较高的
B.锁定轨温较低的
C.线路薄弱的
D.任何
[简答题]缓冲溶液的缓冲能力与什么有关，缓冲范围是多少？答案： 缓冲溶液的缓冲能力与缓冲溶液的总浓度有关，还与缓冲比有关。总浓度越大，缓冲能力越强|缓冲比为 1 时缓冲能力最强。
[单项选择]婴幼儿少尿是指24小时尿量（）
A. ＜400ml
B. ＜300ml
C. ＜200ml
D. ＜100ml
E. ＜30～50ml
[单项选择]The Cherokee Nation
Long before the white man came to America, the land belonged to the American Indian nations. The nation of the Cherokees lived in what is now the southeastern part of the United States.
Aft6r the white man came, the Cherokees copied many of their ways. One Cherokee named Sequoyah saw how important reading and writing was to the white man. He decided to invent a way to write down the spoken Cherokee language. He began by making word pictures. For each word he drew a picture. But that proved impossible—there were just too many words. Then he took the 85
sounds that made up the language. Using his own imagination and an English spelling book, Sequoyah invented a sign for each sound. His alphabet proved amazingly easy to learn. Before long, many Cherokees knew how to read and write in their own language. By 1828, they were even printing their own newspaper.
In 1830, the US Congress passed a law. It allowed the government to remove Indians from
A. allow the Cherokees to stay where they were
B. send the army to help the Cherokees
C. force the Cherokees to move westward
D. forbid the Cherokees to read their newspaper
[多项选择]哪些情况下，禁止汽轮机启动和投运？（）
A. 危急遮断器装置、轴向位移遮断器、自动排汽门运行不正常时
B. 主汽门、调速汽门卡涩关闭不严时
C. 缺少转速表、汽温表、汽压表、真空表、油温表、轴承温度表或表计不正常时
D. 主油泵、电动油泵故障未消除时
E. 调速系统不能维持空转运行时；盘车有卡涩或盘不动车；主抽工作不正常
[单选题] 商业银行定价策略的目标是________。
A.满足银行管理的要求
B.保持商业银行正常有序发展
C.保证市场领先地位
D.既能满足客户的要求,又能保持商业银行的利润
[判断题]道岔有两根可以移动的尖轨，一根与基本轨密贴，另一根与基本轨分离，无需同时改变位置。（ ）
A.正确
B.错误
[单选题] "燃气管材应水平堆放在平整的支撑物或地面上,当直管采用分层货架存放时,每层货架高度不宜超过( )。
A.1.0m
B.1.2m
C.1.5m
D.1.8m"
[填空题]接入网可以采用<--NRC-->单机组网和OLT+ONU的结合组网两种方式
[单选题]在编制预算时，先按照一个会计年度来编制，但随着时间的推移和预算的执行不断延伸补充预算。这种预算编制方法是（）
A.固定预算法
B.弹性预算法
C.定期预算法
D.滚动预算法
[多选题]以下属于尊享VIP办理时必须追加保证人情况的是（）
A.借款人家庭在中山市无自有住房
B.中山农商银行关系人
C.优质个人客户贷款金额超过50万元的
D.优质企业实际控制人贷款金额超过50万元的
[单选题]下列关于漏电检测仪的表述中,错误的是( )。
A.漏电检测仪主要用于火场或其他抢险救援现场确定是否漏电或确定漏电的具体位置。
B.利用漏电检测仪进行探测时,必须接触电源。
C.漏电检测仪对直流电不起作用。
D.漏电检测仪的开关具有高灵敏度、低灵敏度和目标前置三种形式。
[单选题]BE01 线路类自行维修工单的代码是（ ）。
A.ZC11
B. GX11
C. MR01
D. FY03
[单选题]139.常规PID调节器的“ I ”指的是()
A.比例
B.积分时间
C.微分时间
[多选题]下列关于信号机的关闭时机说法正确的是（）。
A.集中联锁车站的进站、进路、出站信号机，通过信号机，当机车或车辆第一轮对越过该信号机后自动关闭。
B.调车信号机在调车车列全部越过调车信号机后自动关闭；当调车信号机外方不设轨道占用检查装置或虽设轨道占用检查装置而占用时，应在调车车列全部出清调车信号机内方第一轨道区段后自动关闭，根据需要也可在调车车列第一轮对进入调车信号机内方第一轨道区段后自动关闭。
C.引导信号应在列车尾部越过信号机后及时关闭。
D.非集中联锁车站的进站信号机及线路所通过信号机，在列车进入接车线轨道区段后自动关闭，出站信号机应在列车进入出站方面轨道区段后自动关闭。
[判断题](78450)( )微机控制系统的模拟量必须经过辅变换器变换及滤波后,再经过模数转换,才能进入计算机。( )(2.0分)
A.正确
B.错误
[单项选择]药品临床试验管理规范是临床试验全过程的标准规定，其包括（）。
A. 分析总结和报告
B. 监察、稽查、记录
C. 组织、实施
D. 方案设计
E. 方案设计、组织、实施、监察、稽查、记录、分析总结和报告
[判断题]风能的功率与风速成正比。（ ）
A.正确
B.错误
[填空题]Some people used to say that Dad had so many children that he couldn’t keep track of them. Dad himself used to (1) a story about one time (2) mother went off to fill a lecture engagement and (3) him in charge at home. When mother (4) , she asked him if everything had run smoothly.
"Didn’t have any trouble (5) with that one over there," he (6) . "But a spanking (打 屁股) brought him into line."
Mother could handle any crisis without (7) her temper.
"That’s not one of (8) , dear," she said. "He belongs to next door."
None of us remembers it, and maybe it never (9) . Dad didn’t always tell the (10) ., because there was nothing he liked (11) than a joke, particularly if it were (12) him and even more particularly if it were on mother.
Dad was happiest in crowd, (13) a crowd of kids. Wherever be was, you’d see a stri
[单选题] 《刑法》规定的拘役期限为()
A. 1个月以上6个月以下
B. 1个月以上1年以下
C. 6个月以下
D. 1年以下
[判断题]按《塔里木油田钻井井控实施细则》规定:管柱内带内防喷工具(箭形、浮阀)的井,在做完地破、地层承压试验等工序后,或其它作业需要释放井内压力时,应先通过节流管汇进行泄压,再放回水,确保内防喷工具上部和下部的压力全部泄掉。
A.正确
B.错误
[单选题]自2020年1月4日起，全省高速公路()禁止危险货物运输车辆通行。
A.23时至6时
B.0时至6时
C.23时至4时
D.0时至4时
[多选题]验电时，以下做法正确的是（）。
A.A-应使用相应电压等级且合格的接触式验电器
B.B-在装设接地线或合接地刀闸（装置）处对其中一相验电
C.C-验电前，应先在有电设备上进行试验，确认验电器良好
D.D-无法在有电设备上进行试验时，可用工频高压发生器等确认验电器良好
E.掠
F.掠
G.掠
[简答题]举例说明“产品明示的要求”和“习惯上隐含的要求”是什么？
