热门试题:
[多选题]多选题】设备不停电时的安全距离,以下正确的是( )。
A.330kV,4.00m
B.110kV,1.50m
C.35kV,0.90m
D.10kV,0.70m
[单选题]牵出线指用于停车场内调车作业的线路,根据车库的位置,牵出线通常设置( )条。
A.1-2
B.5-6
C.8-9
D.10-11
[单选题]对超出图定区段换长，但列车长度（含30m附加制动距离）未超过停放该列车的到发线有效长时，( )。
A.按过长列车办理
B.按超重列车办理
C.不按超长列车办理
D.按超长列车办理
[单选题]64、《职业病防治法》规定，用人单位应当为劳动者建立（）档案，并按照规定的期限妥善保存
A.职业健康监护
B.健康查体
C.职业卫生培训
[填空题]Chantek, the "orangutan person", signs "tomato toothpaste" and "eye drink" for______ respectively.
[简答题]我国传统节日中，最希冀家人团圆的两个节日是
[单项选择]Application deadline for MBS Master of Business Administration is Friday!
The MBS Master of Business Administration course is one of the most respected of its kind in the world. Many of our students have gone on to become successful executives at Fortune 500 companies, and they often credit their success to the training they received at MBS. We have a superb faculty with a huge amount of practical experience and academic knowledge, as well as first-class facilities and an excellent support staff.
Applications for spots in our 2011 intake close on Friday. As ever, entry to the program will be highly competitive, and we have already received over 3,000 applications from qualified applicants for just 600 available places. If you think you have what it takes, consider submitting an application. Please be aware that we’ve also had to turn away an additional 2,000 expressions of interest this year from talented people who did not fulfill the requirements, so please
A. It only applies to paper applications.
B. It is higher for foreigners than locals.
C. It must be paid by check.
D. It does not apply to domestic students.
[单选题]焊机电源线较长时应架空地面（ ）以上。
A.1.5
B.2
C.2.5
D.3
[多选题]多项选择题网点宣传品布放应符合（）的原则。
A.准入合规
B.重点突出
C.及时有效
D.整洁有序
[单项选择]The painter Jacob Lawrence frequently incorporated patterns into his compositions, making them more striking than they would _______ have been.
A. instead
B. however
C. otherwise
D. nevertheless
[单选题]货车制动梁直立式杠杆圆销由( )组装(以面对制动梁定向)。
A.右向左
B.左向右
C.上向下
D.下向上
[单选题]某中学实施由师生共同讨论制定的《手机使用公约》有效地减少了学生在课堂上玩手机现象。这说明校园文化具有
A.激励功能
B.控制功能
C.品牌功能
D.辐射功能
[多选题]在材料管理系统的供应商信息中可以添加的信息有()·
A.地址
B.联系人
C.传真
D.经营范围
E.产品质量
[单项选择]少阴病人主要病理特征为（）
A. 心气衰弱
B. 阴血不足
C. 心肾虚衰
D. 脾胃阳虚
E. 肺肾两虚
[多项选择]液压油过滤器压差高的原因可能是（）
A. 过滤器堵塞
B. 油中含气发泡
C. 油含水乳化
D. 油压低
[填空题]We have tended to view Yoga (瑜珈) as a kind of foreign religious exercise. But in fact from a medical standpoint, the age-old set of exercises known in the west as "yoga" offers a (47) variety of proven health benefits. It increases the (48) of the heart and slows the breathing rate, improves fitness, lowers blood pressure, (49) relaxation and reduces stress and anxiety. It also serves to improve posture, flexibility, (50) , sleep and digestion. It is not, in itself, a cure for any medical illness.
A typical session includes three disciplines: breathing exercises, body postures, and meditation (沉思). Each session usually begins with a set of (51) warm-up exercises. The teacher will then ask you to (52) on your breathing, and may take you through several breathing exercises. At the very least, you will be asked to breathe through your nose evenly. Then it’s on to the yoga postures, a series of poses that is (53) desig
[单项选择]以下压缩机中，进出口管道上的阀门设置不正确的是( )。
A. 压缩机出口管道上设置安全阀、止回阀
B. 压缩机进口管道上设置手动和电动或气动控制阀门
C. 安全阀放散管管口高出建筑物2m以上，且距地面不小于5m，放散管管口设防雨罩
D. 出口安全阀的排泄功能不应小于压缩机的安全泄放量
[单选题]燃烧产物分完全燃烧产物和不完全燃烧产物两类。()
A.是
B.否
[多选题]《中国南方电网公司安全生产风险管理体系（2017版）》序言：南方电网安全生产风险管理体系核心思想是（ ）。
A.基于风险
B.系统化
C.规范化
D.持续改进
[判断题]我国的教育基本法是《中华人民共和国义务教育法》。（ ）
[多选题]作业前复核安全施工作业必备条件，对（），补充控制措施，评估项目风险控制的有效性。
A.实施状况
B.施工作业必备条件
C.新的环境条件
D.变更状况
[单选题]胶结致密.坚硬.断面较光亮.用小刀刻画不动，滴盐酸不反应的胶结物是（ ）。
A.白云质
B.硅质
C.灰质
D.泥质
[单选题]在气相色谱法中，进行定性试验时，实验室之间可以通用的定性参数是（ ）。
A. A 调整保留体积
B. B 相对保留值
C. C 保留时间
D. D 调整保留时间
[判断题]消防无线通信网应由总队指挥网、支队指挥网和大队(消防救援站)指挥网三级网组成。
A.正确
B.错误
[单选题]当支腿在管沟边缘、挡土墙边缘附近（ ）m以内或支腿在不可避让的管沟上的属于关键性吊装作业。
A.2
B.1
C.1.5
D.3
[单选题]在制作地对空目视信号时,信号“V”代表的意义( )
A.需要医疗援助
B.由此方向前进
C.我们情况很好
D.需要援助
[单选题]电力通信网管检修工作开始前，只需对可能受到影响的配置数据进行备份。
A.A.正确
B.B.错误
[单项选择]与常规X线摄影相比，CT的主要优点是（）
A. 视觉分辨率提高
B. 能量分辨率提高
C. 低对比分辨率改善
D. 空间分辨率改善
E. 时间分辨率改善
[判断题]在浴室、理发室、餐厅、商店、洗手间时，消防救援人员需要敬礼。
A.正确
B.错误
[判断题]熔化焊是利用局部加热的方法将连接处的金属加热至熔化状态而完成的焊接方法
A.正确
B.错误
[单选题]柴油机启动时，当进入油压继电器的油压达( )kPa时，油压继电器触头吸合，DLC接通，联合调节器恢复正常工作。
A.70
B.90
C.120
[单选题]变压器中性点及外壳接地应接触良好，连接牢固可靠，工作接地电阻不得大于（）W。
A.4
B.5
C.10
D.15
[单选题]当带不同电荷的积云互相接近到一定程度,或带电积云与大地凸出物接近到一定程度时,发生强 烈的放电,放电时温度高达( )。
A.10000℃
B.15000℃
C.20000℃
D.25000℃
[单选题]当线间距小于6.5m的施工地点邻线来车时，防护人员应及时通知停止施工作业，机具、物料或人员不得在两线间放置或停留。放置路肩的机具设备应与列车保持安全距离，物料应堆码放置（ ）。
A.牢固
B.整齐
C.齐全
D.在安全地点
[判断题] 10千伏裸导线与行道树最小垂直距离为0.8米。
A.正确
B.错误
[单选题]不产生肠毒素的细菌是
A.白喉棒状杆菌
B.霍乱弧菌
C.肠产毒性大肠杆菌
D.产气荚膜梭菌
E.金黄色葡萄球菌
