热门试题:
[判断题]投标定价法是指企业按照行业的平均现行价格水平来定价,属于一种竞争导向的定价方法。
A.正确
B.错误
[判断题]为了改善牵引电动机的换向,就要减少整流电流的脉动,在牵引电动机回路中串联另外的电抗装置--平波电抗器。
A.正确
B.错误
[单选题]发卡模块机芯报0×43指的是( )。
A.A. 有卡在出口位置堵塞错
B.B. 有卡在通道A卡箱入口位置堵塞错
C.C. 发卡箱A摩不出卡错
D.D. 发卡箱B摩不出卡错
[单选题]本衔级内获得二等功以上或( )次三等功奖励的,优先晋升。
A.1
B.2
C.3
D.4
[单选题]生产经营单位应当自受到行政处罚之日起( )二十个工作日内通过企业信用信息公示系统向社会公示,负有安全生产监督管理职责的部门发现生产经营单位未履行公示义务的应当按照有关规定予以联合惩戒。
A.三
B.五
C.十
D.二十
[单项选择]
《沂蒙山小调》、《谁不说俺家乡好》等一大批脍炙人口的山东民歌,具有质朴、淳厚、强悍、粗犷、诙谐风趣等特点,能让人深刻感受到它的乡土气息和文化底蕴,唤起大家对山东这片热土的热爱,唤起大家建设美丽家园的热情。这说明()
①优秀文化能够增强人的精神力量
②优秀文化能够直接转化为物质力量
③优秀文化是人类共同的精神财富
④不同地区文化带有明显的区域特征
A. ①②
B. ②③
C. ③④
D. ①④
[判断题]Ⅲ~Ⅵ级围岩隧道衬砌可采用曲墙设底板的形式。( )
A.正确
B.错误
[单项选择]尼可刹米属于哪一类中枢兴奋药()
A. 黄嘌呤类
B. 吡乙酰胺类
C. 酰胺类
D. 生物碱类
E. 其他类
[单选题]作业单位应对吊装区域内的安全状况进行检查,吊装区域应设置安全警示带及明显的警示标志,( )禁止入内。
A.非作业人员
B.任何人员
C.属地人员
D.外来人员
[多项选择]下面不是加入生核剂的目的是()非均质。
A. 形成
B. 除去
C. 强化
D. 较少
[单选题]有砟轨道路肩宽度:线路设计速度为200km/h区段的路肩宽度不应小于( )。
A.0.6m
B.0.8m
C.1.0m
D.1.2m
[简答题]某毛纺厂的染整废水量为4000m3/d,沉淀后的浓度为300mg/L,采用生物接触氧化法,通过实验获得进水COD负荷率为3kg/(m3·d),COD去除率可达75%,试计算生物接触氧化池所需的填料体积和主要尺寸。
[单项选择]Motherhood may make women smarter and may help prevent dementia in old age by bathing the brain in protective hormones, US reseachers reported on Thursday.
Tests on rats show that those who raise two or more litters of pups do considerably better in tests of memory and skills than rats who have no babies, and their brains show changes that suggest they may be protected against diseases such as Alzheimer’s. University of Richmond psychology professor Craig Kinsley believes his findings will translate into humans.
"Our research shows that the hormones of pregnancy are protecting the brain, including estrogen, which we know has many neuroprotective effects, " Kinsley said.
"It’s rat data but humans are mammals just like these animals are mammals, " he added in a telephone interview. "They go through pregnancy and hormonal changes. "
Kinsley said he hoped public health officials and researchers will look to see if having had children protects a woman from Alzheimer’s an
A. Some researchers have told them.
B. Many women say so.
C. They know it by experimenting on rats.
D. They know it through their own experience.
[单项选择]It has been said that most of the structural faults of technical reports result from the author’s ( ) with what he is writing that he neglects to worry enough about how and for whom he is writing.
A. so much concerned
B. too much concerned
C. being so concerned
D. being too concerned
[判断题]线路静态检查主要计量器具应按《铁路工务计量器具运用管理办法》有关规定进行管理。
A.正确
B.错误
[判断题]中国是世界上最早种茶、制茶和饮茶的国度,茶文化高度发达。
[多选题]车辆驾驶员应当遵守的安全守则包括()
A.严禁无证驾驶
B.严禁酒后驾驶
C.严禁疲劳驾驶
D.严禁超速行驶
[单选题]弹簧储能操动机构是在合闸时,()释放已储存的能量将断路器合闸
A.合闸电源
B.合闸线圈
C.合闸弹簧
[简答题]进入高原铁路运行的铁路货车检查范围和质量如何规定?
[填空题] More surprising, perhaps, than the current difficulties of traditional marriage is the fact that marriage itself is alive and 【B1】 . As Skolnick notes, Americans are a marrying people: 【B2】 to Europeans, more of us marry and we marry at a younger age. 【B3】 , after a decline in the early 1970s, the 【B4】 of marriage in the United States is now 【B5】 . Even the divorce rate needs to be taken in this pro-marriage context: some 80 percent of 【B6】 individuals remarry. 【B7】 , marriage remains by far the preferred way of life for the vast majority of people in our remarry.
What has changed more than marriage is the nuclear family. Twenty-five years ago, the 【B8】 American family consisted of a husband, a wife, and two or three children. 【B9】 , there are many marriages in which couples have decided not to have any children. And there are many marriages where at 【B10】 some of the children are from the wife’’s 【B11】 marriage, or the husband’’ s, or both. Sometimes the
A. A.enormous
B.considerable
C.numerous
D.giant
[多选题]以下关于延长强制隔离戒毒期限的说法正确的有()。
A..延长强制隔离戒毒期限的对象是强制隔离戒毒期满前,经诊断评估,需要延长戒毒期限的戒毒人员
B.由强制隔离戒毒场所提出延长戒毒期限的意见
C.报强制隔离戒毒的决定机关批准
D.强制隔离戒毒的期限最长可以延长1年
[多项选择]墙式护岸背水侧的结构型式可采用()。
A. 直立式
B. 斜坡式
C. 折线式
D. 卸荷台阶式
[单项选择]善行脾胃气滞的药物是()
A. 陈皮
B. 青皮
C. 香附
D. 沉香
E. 薤白
[多项选择]要保证道路交通系统的(),所有的道路()之间应当是()的。
A. 安全
B. 使用者
C. 协调
[判断题]爆破片一般应与容器的液相空间相连。
A.正确
B.错误
[单项选择]假设一个Movies表的主关键字是“电影名”字段,数据类型为文本,那么下列该主键字段值中不合理的是( )。
A. Braveheart,Hollywood,Titanic,Childhood
B. Braveheart,Hollywood,Titanic,MyUniversity
C. Braveheart,Hero,MyUniversity,Hero
D. Braveheart,Titanic,Hero,Skylover
[简答题]车站应设有( ),并办理列车接发、会让和客货运业务。
[单项选择]易被热破坏,应放冰箱保存的药物有()。
A. 氨茶碱、复方甘草片
B. 胰岛素、胎盘球蛋白
C. 阿斯匹林片、干酵母片
D. 硫酸亚铁、硫酸镁
E. 毛地黄、奎尼丁
[判断题]有虫眼的蔬菜说明没施农药,因此属于放心菜
[单项选择]下列各项,不属仙方活命饮组成药物的是()。
A. 天花粉、当归、乳香
B. 甘草、穿山甲、当归
C. 天花粉、乳香、没药
D. 连翘、黄芩、薄荷
E. 皂角刺、防风、穿山甲
[单选题]党小组会多久召开一次?( )
A.每周一次
B.每月一次
C.每季度一次
D.根据需要可以随时召开
[判断题]喷油器喷油压力的大小是由喷油泵出油阀上方弹簧压力大小决定的。
[单项选择]Questions 52 to 56 are based on the following passage.
Our government recently has focused on the importance of investment in clean energy and energy efficiency as the best way to sustain ably grow America’s dying economy, and President Obama has called for the creation of a high-speed rail system as a way to generate green jobs, enhance economic productivity and reduce carbon emissions. The White House has announced the awarding of $ 8 billion in stimulus funding to kick-start high-speed-rail projects and improve service in 13 corridors across the country.
That’s a nice move, but America’s antiquated (旧式的,过去的) rail system will have to advance a long way just to make it to the present, let alone the future. U. S. intercity railroads are a laughingstock compared with those in most other developed nations.
Today you can travel the 250 miles from Paris to Lyon on the high-speed TGV in two hours. Covering a similar distance from Philadelphia to Bos
A. Sparkling new high-speed bullet trains.
B. Creating entirely new railroad service.
C. Modifying the existing railroad service.
D. Helping regions that might most benefit from the rail.
[单选题]SF6设备解体检修,打开设备封盖后,现场所有人员应暂离现场( )min。
A.30
B.20
C.15
D.10
[单项选择]根据我国民事诉讼法的规定,下列说法中正确的是:( )
A. 王某诉陈某不承担赡养义务一案中,陈某经两次传票传唤,无正当理由拒不到庭,对陈某适用拘传
B. 刘某诉周某借款不还一案,周某宣称其有已还款的证据,且案情需周某到庭才能查清,周某无正当理由不到庭,对周某可适用拘传
C. 谢某诉姚某不承担抚育义务一案中,谢某为未成年人,其法定代理人马某无正当理由拒不到庭,对马某可适用拘传
D. 张某诉吴某侵权一案中,吴某为未成年人,吴某的法定代理人为赵某,法庭认为赵某必须到庭,经一次传票传唤无正当理由拒不到庭,对赵某可以适用拘传