热门试题:
[单项选择]在Excel2010的工作表中,行和列()。
A. 都可以被隐藏
B. 都不可以被隐藏
C. 只能隐藏行不能隐藏列
D. 只能隐藏列不能隐藏行
[判断题]使用叉车运输轮对时,一次只能运输两条轮对
A.正确
B.错误
[单项选择]Three years ago E]on College, a school of more than 4, 000 students with a rising academic reputation, decided it was no longer good marketing to be known as Fighting Christians and changed its mascot to the Phoenix, emblematic of its rebirth after a major fire in the 1920s.
Some alumni resisted, but the change produced nothing like the soul-searching the school went through when, five months later, it joined a major movement in US higher e-ducation by dropping the word "college" and renaming itself Elon University.
In the past 10 years, according to Higher Education Publications Inc. in Arlington, 161 other US colleges have done the same thing, for reasons that often have as much to do with image as academics. To make the situation more confusing, many of the new universities still advertise their collegelike atmosphere, while some institutions that call themselves colleges still tell potential applicants that they are just like universities.
Guess which image is more a
A. The main purpose for the school’s name change is to attract more applications.
B. The school’s name change has no much effect on the number of applications.
C. The school’s name change has damaged their academic image.
D. The school’s name change has improved their academic image and been more attractive to students.
[单选题]145.酵解过程中可被别构调节的限速酶是
A.A.3-磷酸甘油醛脱氢酶
B.B.6-磷酸果糖激酶
C.C.乳酸脱氢酶
D.D.醛缩酶
E.E.磷酸己糖异构酶
[单选题][题号:1082;鉴定点:BAE029;选择题;题分:1;难度:3;一致性:5]
战斗员在破拆屋顶时,应站在( )。
A.上风方向
B.下风方向
C.侧风方向
D.非承重面上
[单选题]( )告警表示2M支路输入模拟信号丢失
A.PS
B.AU-AIS
C.R-LOF
D.T-ALOS
[单选题]便携式硫化氢监测仪( )检验一次。
A.半年
B.一年
C.一年半
D.两年
[判断题]站用电系统重要负荷(如主变压器冷却器、低压直流系统充电机、不间断电源、消防水泵)应采用双回路供电,且接于不同的站用电母线段上,并能实现自动切换。
A.正确
B.错误
[单选题]( )以上单位应当对重大活动、重大任务、重点时段的安全工作实施安全监管,督导所属单位严格落实安全管理制度和安全防范措施要求,解决安全检查发现和指战员反映的现实安全问题。( )
A.大队
B.中队
C.支队
D.总队
[单选题]管子割刀是用来切割各种( )管材的专用手工刀具。
A.金属
B.玻璃钢管
C.塑料管
D.PVC复合管
[多项选择]在机械制造细分领域,下列哪些是H3C的价值案例?()
A. 一汽集团
B. 北方重工集团
C. 比亚迪
[单选题]超电网供电能力需停电时原则上应提前报送停限电范围及停送电时间,无法预判的停电拉路应在执行后( )分钟内报送停限电范围及停送电时间。
A.5
B.10
C.15
D.20
[单选题]作业人员应具备必要的电气知识和业务技能,且按工作性质,熟悉本规程的相关部分,并经( )。
A.专业培训
B.考试合格
C.技能培训
D.现场实习
[判断题]冷冻机油的温度一般不得超过70℃,超过此温度则黏度下降,易产生积炭、变质。
A.正确
B.错误
[单选题]《山东省安全生产条例》规定:生产经营单位应当建立安全生产( ),定期进行安全生产风险排查,对排查出的风险点按照危险性确定风险等级,对风险点进行公告警示,并采取相应的风险管控措施,实现风险的动态管理。
A.安全生产责任制
B.隐患排查制度
C.风险分级管控制度
D.事故处理制度
[单选题]设备额定直流电压在630~1000V时,电导率不应大于(____)。
A.0.1mS/m
B.0.2mS/m
C.0.3mS/m
D.0.4mS/m
[多选题] 关于低压回路停电的安全措施,以下做法正确的是( )。 (1.0分)
A. 将检修设备的各方面电源断开取下熔断器
B. 在断开的开关或刀开关操作把手上挂“禁止合闸,有人工作!”的标示牌
C. 工作前应验电
D. 根据需要采取其他安全措施
[单项选择]有降血糖及抗利尿作用的药物是()
A. 阿卡波糖
B. 氯磺丙脲
C. 精蛋白锌胰岛素
D. 甲苯磺丁脲
E. 正规胰岛素
[单选题]DDC 主机具有很强的联网通信能力, 可以很大程度地进行( ) 的组合。
A.功能
B.通道
C.模块
D.站点
[单项选择]医师亲自接产后,医疗机构可以出具的证明文件是
A. 出生证明书
B. 死亡证明书
C. 健康证明书
D. 医疗鉴定结论
E. 死亡报告书
[单选题]进入作业地点必须认真检查施工地点前方( )m内的支护是否完好,顶帮是否有冒顶和片帮等不安全隐患
A.2
B.3
C.5
D.10
[单选题]469.使用强心苷治疗应食用
A.含钾高的食物
B.含钠高的食物
C.含钙高的食物
D.含碘高的食物
E.含锌高的食物
[单选题] 清胃散与玉女煎均可( )
A.清胃热
B.泻肝火
C.清肺热
D.清心火
E.清热毒
......................
[单选题]绝缘隔板和绝缘罩只允许在()kV及以下电压的电气设备上使用,并应有足够的绝缘和机械强度。
A.10
B.20
C.35
D.110
E.略
F.略
[填空题]医院临床科室根据伤病员病情和生活自理能力,将伤病员护理等级分为( ),并根据病情变化适时调整。
[多选题]清扫绝缘子、( )作业人员安全等级不得低于2级。
A.推扶车梯
B.支柱涂漆
C.涂号码牌
D.接挂地线
[判断题]在现场条件允许的情况下,可带负荷拉合隔离开关(刀闸)。( )
A.正确
B.错误
[填空题]Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries. Yet much had happened ________As was discussed before, it was not ______ the 19th century that the newspaper became the dominant pre- electronic ______ , following in the wake of the pamphlet and the book and in the________of the periodical. It was during the same time that the communications revolution________ up, beginning with transport, the railway, and leading________ through the telegraph, the telephone, radio, and motion pictures________ the 20th-century world of the motor car and the airplane. Not everyone sees that process in________ It is important to do so.
It is generally recognized,________ , that the introduction of the computer in the early 20th century,________by the invention of the integrated circuit during the 1960s, radically changed the process,________its impact on the media was not immediately________As time went
A. A.ability
B. capability
C.capacity
D. faculty
[单选题]( )公安机关出入境管理部门负责业务指导、监督港澳居民来往内地通行证换、补发工作。
A.县级
B.设区的市级
C.省级
D.出入境管理信息技术研究所
[简答题]
《中华人民共和国民法通则》第93条规定:“没有法定的或者约定的义务,为避免他人利益受损失进行管理或者服务的,有权要求受益人偿付由此而支付的必要费用。”
试运用民法原理分析该条法律规定(包括该法条所规定制度的概念,构成要件,法律效力和制度价值)。
[多选题]低压公共区域(计量箱等)仅涉及个别设备、箱体内停电的工作,应先断开( ),再断开( )。
A.线路侧开关
B.负荷侧开关
C.母线侧开关
D.电源侧总开关
[判断题]工作班组的现场操作,在完成操作后应做好记录。
A.正确
B.错误
[单项选择]TD-SCDMA系统中,使用的下行OVSF码的扩频因子是()
A. 1;2;4;8;16
B. 2;4;16
C. 2;4;8;16
D. 1;16
[多选题]站间区间在双线或多线上的界限,车站与车站间分别以各该线的()为车站与区间的分界线。
A.进路信号机柱中心线
B.进站信号机柱中心线
C.站界标中心线
D.接近信号机中心线