热门试题:
[判断题]在降雾、暴风雨雪及其他不良条件下,难以辨认信号时,可以退行。《技规》第372条
A.正确
B.错误
[单选题]全电路欧姆定律指出:电路中的电流由电源( )、内阻和负载电阻决定。
A.功率
B.电压
C.电阻
D.电动势
[单选题]刘奶奶,78岁。右侧第二磨牙牙龈红肿,牙痛影响睡眠。如果采用冷热疗法作为护理指导,一般进行多长时间为宜( )
A.5分钟
B.10分钟
C.20分钟
D.1小时
E. 1.5小时
[多项选择]下列关于黄金质押贷款表述正确的包括()。
A. 开办网点应具有质押黄金保管能力,并且已经授权开办个人实物黄金或记账式黄金业务
B. 实物黄金单位价格以前一交易日农业银行黄金交易系统最低买入价为准
C. 记账式黄金的单位价格以前一交易日农业银行黄金交易系统收盘价为准
D. 贷款采取利随本清还款方式,期限一般在6个月以内,最长不超过1年
[多选题][多选题]影响传导性的生理因素有
A.膜电位水平
B.0期除极速度
C.0期除极幅度
D.钠通道的效率
E.邻近未兴奋部位膜的兴奋性
[单项选择]关于静态数据成员的描述中正确的是( )。
A. 类的静态数据成员不是类的所有对象共享的数据
B. 类的静态数据成员不能被类的成员函数调用
C. 类的静态数据成员不能被类的构造函数调用
D. 类的静态数据成员必须进行初始化
[单选题]2.176. 第176题 绝缘导线在绝缘子或线夹上固定应缠绕粘布带,缠绕绑线应采用不小于 2.5mm2的单股()。
A.塑铜线
B.铝导线
C.铜线
D.铁丝
[多选题]发生较大涉险事故、重大非伤亡事故,对事故直接责任者给予( )直至留用察看处分、当班班组长撤职并给予( )处分直至留用察看处分,对事故其它相关责任者按情节轻重分别给予警告直至撤职处分或罚款。
A.A、警告
B.B、记过
C.C、记大过
D.D、降级
[单项选择]海拔高度为1000m以下地区,35kV架空电力线路带电部分与杆塔构件、拉线、脚钉的最小间隙,在雷电过电压工况下,应满足( )。
A. 0.6m;
B. 0.5m;
C. 0.45m;
D. 0.3m。
[单选题]肌肉注射时,下列措施哪项不妥
A.注射前做好解释
B.取髂前上棘和尾骨连线的外上1/4处为注射部位
C.推药液宜慢
D.注射油剂针头宜粗长
E.刺激性强的药液后注射
[单项选择]()使网络多媒体文件完全下载就可以播放
A. 超级终端
B. 点对点通信
C. “动画流”技术
D. 多点连接
[单项选择]What does the conversation say about the term paper
[多选题]设置在民用建筑内的油浸电力变压器室、多油开关室、高压电容器室应满足( )要求。
A. 变压器室之间、变压器室与配电室之间,应采用耐火极限不低于2.00h的不燃烧体墙隔开
B. 变压器室之间、变压器室与配电室之间,应采用防火墙隔开
C. 油浸电力变压器、多油开关室、高压电容器室,应设置防止油品流散的设施
D. 油浸电力变压器下面应设置储存变压器全部油量的事故储油设施
E. 油浸式变压器的总容量不应大于1260KVA,单台容量不应大于630KVA
[单选题]公文的标题一般由哪些要项组成( )。
A.版头、发文字号
B.抄送机关、版头、主题词
C.份号、密级标志、主题词
D.发文机关名称、内容、文种
[判断题]坚持独立自主,就要坚持独立自主的和平外交政策,坚定不移走和平发展道路。
[单项选择]氢气/乙烯的作用在于来控制聚合物的()。
A. 分子量
B. 分子量分布
C. 结构
D. 反应速度
[单选题]冻害垫板作业,横垫板重叠使用不得超过( )。
A.2块
B.3块
C.4块
D.5块
[判断题] 通知存款是指存款人在存入款项时不约定存期,支取时需提前通知金融机构,约定支取存款日期、金额方能支取的存款。储蓄机构发给客户储蓄存单或在阳光卡内开户。
A.正确
B.错误
[填空题] Foods That Fight Disease
The food you eat does more than provide energy. It can have a dramatic effect on your body’s ability to fight off heart disease, cancer, diabetes, high blood pressure, stroke, and weak bones.
With remarkable consistency, recent research has found that a diet high in plant-based foods--fruits, vegetables, dried peas and beans, grains, and starchy staples such as potatoes--is the body’s best weapon in thwarting (阻止) many health- related problems. These foods work against so many diseases that the same healthy ingredients you might use to protect your heart or ward off cancer will also benefit your intestinal tract and bones.
Here’s what is currently known about these different disease-fighting foods.
Cancer Fighters
Preventing cancer is a compelling reason to load up your cart in the produce department. Scientists have recently estimated that approximately 30 to 40 percent of
[判断题]救援列车的出动由调度所机车调度员直接向救援列车发布救援出动的调度命令,同时通知机务段机车调度员,组织救援列车在20miN内开出。
A.正确
B.错误
[单选题]未熔合产生的原因()。(单选题)
A.焊条直径小;熔敷金属下坠造成粘接
B.熔敷金属下坠造成粘接;线能量小或电弧偏吹
C.焊条直径小;线能量小或电弧偏吹
[判断题]有分布式电源接入的电网管理单位应及时掌握分布式电源接入情况,并在系统接线图上标注完整。
A.正确
B.错误
[单选题]下列哪些抗生素对铜绿假单胞菌感染有效( )
A.卡那霉素、妥布霉素、多黏菌素、红霉素
B.氨苄西林、多黏菌素、头孢氨苄、羧苄西林
C.阿米卡星、庆大霉素、氯霉素、林可霉素
D.羧苄西林、多黏霉素、庆大霉素、妥布霉素
E.阿米卡星、庆大霉素、多黏霉素、苯唑西林
[多项选择]经济费用效益分析报表编制的方法包括()。
A. 直接进行效益和费用流量的识别和计算,并编制经济费用效益分析报表
B. 在财务分析基础上调整编制经济分析报表
C. 直接对经济费用效益分析编制报表
D. 间接进行效益和费用流量的识别,并编制报表
[单选题]救援人员选择使用绳索开展高空救援时,应对绳索及附件进行安全检查,选择制作不少于( )个牢固的支点,绳索应避开墙角、烟火等高温、尖锐部位,制作绳结时必须经过安全员核查方可实施救助作业。
A.1
B.2
C.3
D.4
[单项选择]雷电时,严禁测量线路()。
A. 电压;
B. 绝缘;
C. 电阻;
D. 参数
[单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}}
A. Two blocks.
B. Three blocks.
C. Four blocks.
D. Five blocks.
[填空题] Questions 47 to 56 are based on the following passage.
As the world excitedly greeted Snuppy, the first cloned dog, commentators celebrated our cleverness. Many feel proud that our age is marked by technological (47) . But an article in British newspaper The Observer recently said true innovation has (48) from our society.
The writer was Peter Watson, author of the book Ideas — A History from Fire to Freud. Watson began: "The year 2005 can’t begin to compete with 1905 in terms of (49) innovations."
"Writing a history of ideas over the past three ears, I have been (50) time and again by the fact that, contrary to what we tell ourselves all the time-on TV, in newspapers and magazines, in (51) and in government propaganda — our present world is nowhere near as (52) and innovative as it thinks it is, certainly in comparison with past ages."
"Yes, we are dazzled by mobile phones, camera
[单选题]第五套人民币100元隐形面额数字位置在票面( )。
A.正面左上方
B.正面右上方
C.背面左上方
D.背面右上方
[单项选择]
Text 1
Yasuhisa Shizoki, a 51-year old MP from Japan’s ruling Liberal Democratic Party (LDP), starts tapping his finger on the dismal economic chart on his coffee table. "Unless we change the decision-making process," he says bluntly, "we are not going to be able to solve this kind of problem." With the economy in such a mess, it may seem a bit of a diversion to be trying to sort out Japan’s political structures as well as its economic problems.
Since co-writing a report on political reform, which was released by an LDP panel last week, Mr Shiozaki has further upset the party’s old guard. Its legionaries, flanked by columns of the bureaucracy, continue to hamper most attempts to overhaul the economy. Junichiro Koizumi was supposed to change all that, by going over their heads and appealing directly to the public. Yet nearly a year after becoming prime minister, Mr Koizumi has precious little to show for his efforts. His
A. its prime minister's negligence.
B. the inefficiency of its parliament.
C. its defective political structures.
D. the resistance to any changes.
[单选题]在竣工验收前,施工企业对已经安装完成的设备采取必要的保护措施所发生的费用应计入( )。
A.措施项目费
B. 其他项目费
C.安全文明施工费
D.企业管理费
[判断题]在煤矿井下透水事故的抢救中,首先要通知泵房人员,要将水仓水位降到最低程度,以争取较长的缓冲时间。( )
A.正确
B.错误
[填空题]正常情况下,不应操作( )进行断路器分闸。
[单选题]酶原激活是指
A.辅助因子与酶蛋白结合的过程
B.酶原的蛋白质与相应的维生素衍生物的结合过程
C.酶蛋白与别构激活剂结合的过程
D.酶蛋白与金属离子结合的过程
E.酶的活性中心形成或暴露的过程
[单项选择]编制基础砌筑工程分项预算时,下列( )工程量的计算单位是正确的。
A. 立方米
B. 平方米
C. 长度米
D. 高度米
[多选题]高处作业周边,应有()防护措施?
A.除有关人员外,他人不得在工作地点的下面通行或逗留
B.需要设置警示围栏,一律不得进入作业半径3米内
C.需要设置警示围栏,一律不得进入作业半径5米内
D.工作地点下面应有遮栏(围栏)或装设其他保护装置。
[单选题]用45号钢制造的齿轮,齿面一般应进行()处理。
A.渗碳、淬火
B.调质
C.表面淬火
D.氮化