热门试题:
[简答题]熟悉并掌握应急救援预案,是避免抢险救灾决策失误的重要方法。
[判断题]任何单位和个人不得阻挠和干涉对事故的报告和依法调查处理。( )
A.正确
B.错误
[判断题]合金结构钢是在优质碳素结构钢的基础上,有目的地加入合金 元素的钢。
[判断题]情况紧急,需要当场实施行政强制措施的,行政执法人员应当在七十二小时内向行政机关负责人报告,并补办批准手续。
A.正确
B.错误
[单选题]在产品设计开发阶段,企业通常可以采用( )的方法来提高设计开发的质量并 缩短开发周期。
A.对供应商的样件进行严格检验
B.对供应商进行过程能力分析
C.邀请供应商参与早期的设计开发
D.审核供应商的质量管理体系
[判断题]《局铁路旅客运输服务质量规范》现场也可根据旅客状态和是否需要帮助来判断是不是特殊重点旅客。
A.正确
B.错误
[多选题]燃烧必须具备三个条件:有可燃物、( )。
A.有易燃物
B.有极易燃物
C.有助燃物
D.有着火源
[单选题]甲向乙购买房屋一套,并已支付一半价款,剩余价款约定在过户登记手续办理完毕后2个工作日内付清。乙在办理房屋过户登记手续前反悔,要求解除合同。甲诉至法院,要求乙继续履行合同。下列表述中,正确的是()。
A.房屋产权未过户,合同尚未生效
B.房屋产权未过户,合同尚未成立
C.合同已经生效,但法院应当判决解除合同,乙赔偿甲的损失
D.合同已经生效,乙应当继续履行合同
[单选题]国家对危险化学品的运输实行( )制度,托运人不得委托无危险化学品运输资质的运输企业承运危险化学品。
A.许可
B.备案
C.资质认定
D.认证
[判断题]工作中如需扩大工作内容更换新的工作票。
A.正确
B.错误
[判断题]进入21世纪以来,美国的机构投资者管理着超过19万亿美元的资产,但仍未超过商业银行。 ( )
[判断题]计算机联锁设备采用双套互为备用系统时,若主机出现故障,系统只能手动倒向备机,而不能自动倒向备机。()
A.正确
B.错误
[单项选择]以下哪项与黄褐斑临床诊断无关:()
A. 黄褐斑片
B. 形态不规则
C. 常见于青年女性
D. 瘙痒明显
E. 春夏季加重
[单选题]行车速度大于160km/h的钢梁上,当一孔梁上的桥枕失效率达( )及以上应进行整孔更换
A.0.1
B.0.2
C.0.3
D.15%
[多选题]变压器电流速断保护的优点是( )。
A.接线简单
B.动作迅速
C.能瞬时切除变压器一次侧引出端的短路故障
D.能瞬时切除变压器一次绕组的短路故障
[单选题]依据《中国南方电网有限责任公司电力事故事件调查规程》(南方电网安监〔2021〕11号附件)第5.1.1条规定,该事故属于 ( )事故。
A. 特别重大
B. 重大
C. 较大
D. 一般
[单项选择]下列不是分支结构的语句是( )。
A. If…Then…End If
B. While…Wend
C. If…Then…Else…End If
D. Select…Case…End Select
[判断题]低压验电前应先在低压有电部位上试验,以验证验电器或测电笔良好。
A.正确
B.错误
[单选题]团结友爱,协作配合,是处理职业内部人与人之间,以及协作单位之间关系的( )。
A.行为规范
B.职业道德规范
C.职业责任规范
D.职业行为准则
[单选题]中国风筝以细竹扎成骨架,再糊以纸或绢制作而成。传统的中国风筝工艺包括“扎、糊、绘、放”四种技艺。风筝的种类主要分为“硬翅”和“软翅”两类,“硬翅”风筝翅膀坚硬,吃风大,飞得高。“软翅”风筝柔软,飞不高,但飞得远。在样式上,除传统的禽、兽、虫、鱼外,近代还发展出了人物风筝等新样式。中国地域辽阔,风筝作为中国的传统文化和民间艺术,在长期发展过程中,产生出许多具有不同地域特色的种类、样式和流派。其中以北京、天津、山东潍坊、四川、广东所制的风筝最为著名。这段文字意在说明的是( )
A.中国风筝的艺术流派
B.中国风筝的基本特点
C.中国风筝的悠久历史
D.中国风筝的发展历程
[单选题]某市A区公安分局协勤人员孙某抓获了有行窃嫌疑的韩某,因韩某拒不说出自己的真实姓名,孙某用木棍将韩某殴打致伤。依照《国家赔偿法》的规定,应由( )承担国家赔偿责任。
A.区公安分局
B.协勤人员
C.区治安联防队
D.市公安局
[判断题]货物保价费按保价金额乘以所适用的货物保价费率计算。()
[简答题]肠粉.虾饺.蛋挞是我国哪个省的特色小吃?
[单选题]从案例可以推测,李经理的领导方式最可能是( )(3.5 分)
A.授权
B.说服
C.命令
D.协商
[单选题]TB/T 1500.1-2009是指()。
A.双线自动闭塞集中联锁(设信号员)
B.单双线半自动闭塞集中联锁(设信号员)
C.单线自动站间闭塞集中联锁(设信号员)
D.双线自动闭塞集中联锁(未设信号员)
[单项选择]再生障碍性贫血,下列哪项检查是正确的()。
A. 中性粒细胞碱性磷酸酶增高
B. 胎儿血红蛋白增高
C. 血浆促红细胞生成素增高
D. 尿促红细胞生成素增高
E. 以上都是
[单项选择]显示或打印汉字时,系统使用的是汉字的( )。
A. 机内码
B. 字形码
C. 输入码
D. 国标码
[多选题]网关箱体应具备良好的()能力,并具备加封、加锁位置
A.防雷击
B.抗冲击
C.防腐蚀
D.防雨
[不定项选择题]共用题干
1.Some of the most commonly used medicines for high blood pressure are drugs called ACE inhibitors(抑制剂).Doctors have given these drugs to patients for twenty-five years.A government study in the United States found that the use almost doubled between 1 995 and 2000.
2.Doctors have known for years that women should not take ACE inhibitors during the last six months of pregnancy(怀孕).The medicine can injure the bahy.ACE inhibitors,though,have been considered safe when taken during the first three months.But a new study has found that women who take these drugs early in their pregnancy still increase the risk of hirth disorders(先天性疾病).Thestudyshowsthat,comparedtoothers,theirbabieswerealmostthreetimesaslikely to be horn with major problems.These included problems with thefo朋ation of the brain and nervous system and holes in the heart.
3.The researchers say they found no increased risk in women who took other blood pressure medicines during the first three months.Researchers at Vanderbilt University in Tennessee and Boston University did the study. The New England Journal of Medicine published the results.The researchers studied the records of almost thirty thousand births between 1985 and 2000.Two hundred nine babies were born to women who took ACE inhibitors during the first three months of their pregnancies.Eighteen of the babies,or almost nine percent,had major disorders.
4.ACE inhibitors are often given to patients with diabetes(糖尿病).But diabetes during pregnancy can result in birth defects(先天性缺陷).So the study did not include any women known to be diabetic. ACE inhibitors suppress a protein called angiotensin-converting enzyme(血管紧张素转化酶),or AC
E. This enzyme produces a chemical in the body that makes blood passages narrow. The drugs increase the flow of blood,so pressure is reduced.
5.New drugs are tested on pregnant animals to see if they might cause birth defects in humans. But experts say these tests are not always dependable.The United States Food and Drug Administration helped pay for the study.The FDA says women who might become pregnant should talk with their doctor about other ways to treat high blood pressure.
Evidence showed only a small percentage of babies suffered major disorders_________.
A.that may cause our blood vessels to become more and more narrow
B.for pregnant women to take during their last six months of pregnancies
C.that their likelihood to suffer major problems is two times higher than other babies
D.with their doctors about how to treat their problems
E.because diabetes during pregnancy may sometimes lead to birth defects
F.though their mothers took ACE inhibitors during their first three months of pregnancies
[单选题]月嫂应注意观察产妇的( )。
A.体温
B.脉搏
C.呼吸
D.血压
[判断题]( )低副是面接触的运动副,承受载荷时单位面积压力较低,因而可以传递较复杂的运动。
A.正确
B.错误
[单项选择]腐蚀性食管炎瘢痕形成期发生在伤后()。
A. 1~2周
B. 2~3周
C. 3~4周
D. 5~6周
E. 2~3个月
[多项选择]累进利率债券的特点是()。
A. 前期利率比后期利率更高
B. 后期利率比前期利率更高
C. 期限是浮动的
D. 期限不变
[判断题]使用锤、斧、挠钩等器材破拆时,必须检查连接是否牢固。( )(易)
A.正确
B.错误