热门试题:
[单项选择]一般以管线覆土深度( )m作为划分深埋和浅埋的分界线。
A. 1.2
B. 2.0
C. 1.5 D.2.4
[单项选择]meta分析时仅仅检索Medline、Embase、SCI等较大的数据库,可能产生的偏倚是()
A. 发表偏倚
B. 英语偏倚
C. 文献库偏倚
D. 多次发表偏倚
E. 引用偏倚
[多选题]按照中国南方电网公司《用电检查工作管理标准》规定,用电检查例行检查的周期是( )
A.35千伏及以上电压等级的客户,每半年检查一次
B.10千伏高压供电客户每年检查一次
C.0.4千伏及以下客户每两年检查一次
D.0.4千伏及以下客户每一年检查一次
[判断题]使用软梯前,应由工作负责人进行检查,并清除软梯上方山崖上的风化危石。
A.正确
B.错误
[判断题]主闸刀和接地闸刀分别操作的隔离开关,其断开、闭合必须按下列顺序进行:闭合时要先闭合主闸刀,后断开接地闸刀。
A.正确
B.错误
[多选题]关于灭火剂的选择和运用,正确的说法是( )。
A.二氧化碳灭火剂适用范围是
B.类火灾和低压带电火灾
C.泡沫灭火剂适合扑灭
D.类火灾和通信机房火灾
E.卤代统灭火剂适用于除了金属火灾外的所有火灾,因此具有推广价值
F.干粉灭火剂有5万伏以上的电绝维性能,能够扑救带电设备火灾、
G.七氟丙烷具有灭火浓度低、效率高、无污染的特点,是一种新的环保气体。
[简答题]5.22. 第22题 一客户电能表经计量检定部门现场校验,发现慢10%(非人为因素所致)。已知该电能表自换装之日起至发现之日 止,表计电量W为1000kWh,按照规定应补电量为______kWh。(计算结果保留2位小数)
[判断题]加盲板的位置应加在有物料来源的阀门前面法兰处。
[判断题]钢中的气体主要有氮、氢、氧和一氧化碳四种。( )
A.正确
B.错误
[多选题]经常性战备,必须达到下列基本要求:( )。
A. 进行战备动员,通报情况任务,研究制定执勤作战方案;
B. 责令专人及时收集、报告有关信息,及时对灾情、任务进行分析评估;
C. 随时做好灭火、应急救援出动准备;;
D. 国家综合性消防救援队伍所有人员保持通信畅通。
[多项选择]电源线与铜鼻子连接可采用()方式
A. 1道压接
B. 2道压接
C. 焊接
D. 电弧焊
[单项选择]
{{B}}TEXT A{{/B}}
"The landscape seen from
our windows is certainly charming," said Annabel; "those cherry orchards and
green meadows, and the river winding along the valley, and the church tower
peeping out among the elms, they all make a most effective picture. There’s
something dreadfully sleepy and languorous about it, though; stagnation seems to
be the dominant note. Nothing ever happens here; seedtime and harvest, an
occasional outbreak of measles or a mildly destructive thunderstorm, and a
little election excitement about once in five years, that is all that we have to
modify the monotony of our existence. Rather dreadful, isn’t it "
"On the contrary," said Matilda, "I find it soothing and restful; but
then, you see, I’ve lived in countries where things do happen, ever so ninny at
a time, when you’re not ready for them happening all at once." "That, of course,
makes a difference," said Annabel.
"I have never
A. Many people tend to. practice witchcraft.
B. Matilda’s husband knows the visiting Bishop.
C. Matilda’s husband may be one of the priesthood.
D. Matilda doesn’t believe ’that there are were-tigers.
[判断题]消防泡沫枪是由接口、泡沫发生器、枪管和吸液管等部分组成。
A.正确
B.错误
[判断题]掘进工作面迎头施工防突钻孔时,防突反向风门必须关闭。( )
A.正确
B.错误
[简答题]1G-EPON系统可使用两种物理层接口类型有1000BASE-PX20和1000BASE-PX30。
[单项选择]有关洛克教育思想的描述不正确的是( )
A. 实科教育
B. 绅士教育
C. 家庭教育
D. 古典主义
[填空题]实体完整性的规则是若属性A是基本关系R的主属性,则属性A 【10】 。
[单选题]钢轨打磨作业应以()打磨为主。
A.预打磨
B.预防性打磨
C.修理性打磨
D.周期性打磨
[判断题]网络拓扑结构指网络站点与通信链路(站点间的连线)的几何布置,它定义了各站点之间的物理位置和逻辑位置。
A.正确
B.错误
[单项选择]某事业单位2011年度发生的各项收入与支出资料如下:
(1)收入:事业收入140万元,经营收入80万元,附属单位上缴收入30万元,其他收入12万元,上级补助收入50万元。
(2)支出:事业支出240万元(其中:工资45万元,补助工资16万元,物价补贴8万元,公务费50万元,业务费45万元,设备购置费56万元,修缮费20万元),经营支出64万元,对附属单位的补助支出72万元。
根据上述资料,回答下列问题:
该单位的人员经费支出数为( )万元。
A. 61
B. 69
C. 81
D. 89
[单项选择]原发综合征由以下几部分组成,哪项除外()
A. 肺部原发病灶
B. 支气管淋巴结结核
C. 引导原发病灶至淋巴结间之淋巴管炎
D. 原发病灶邻近的胸膜炎
E. 病灶侧肺野浸润灶
[单选题]绝对高程是指地面点投影到大地水准面的( ),简称高程。
A.垂直距离
B.铅垂距离
C.水平距离
D.可用距离
[多选题]根据预算法律制度的规定,下列各项中,属于预算收入的有( )。
A.采矿权拍卖所得
B.地方从中央获得的消费税返还
C.上级政府收到下级政府的体制上解收入
D.税务机关征收的所得税收入
[多选题]( )1589.导游员应对旅游者个别要求的基本原则有()。
A.认真倾听、尽量满足原则
B.合理而可能原则
C.尊重合同,耐心解释原则
D.请示汇报原则
[多选题]《人力资源社会保障部关于进一步规范人力资源市场秩序的意见》规定,各级人力资源社会保障部门要依法实施( ),建立完善人力资源服务机构管理服务台账。
A.劳务派遣经营许可
B.劳务派遣备案
C.人力资源服务许可
D.人力资源服务备案
[单选题]电动机具的转动部分和冷却风扇必须装有()。
A.保护罩
B.挡板
C.接地装置
[多选题] 防护必须在进入有毒区域前完成,严禁在有毒区域( )防护装备。
A.脱卸
B.更换
C.降低
D.升级
[单项选择]慢性再障的治疗首选().
A. 丙酸睾丸酮肌肉注射
B. 造血干细胞移植
C. 维生素B12肌注
D. 注射抗胸腺球蛋白
E. 肾上腺糖皮质激素口服
[单选题]员工不得违反本行有关定价制度的规定,以()竞争手段拉拢客户。
A.不正当
B.人性化
C.合理的
D.引导式
[单项选择]连云港全市工业化率达到37.5%,同比提高()个百分点。
A. 0.1
B. 0.2
C. 0.3
D. 0.4
[单项选择]
The questions in this group are based on the content of a passage. After reading the passage, choose the best answer to each question. Answer all questions following the passage on the basis of what is stated or implied in the passage.
While most people agree that the Golden Age of comic books began with the introduction of Superman in 1938 in Action Comics #1, there is less agreement about when exactly the Golden Age ended. There is a general consensus, however, about the factors that brought the Golden Age to a close: the rise of the horror comic book in the late 1940s, and the resulting backlash against comic books in the early 1950s.
Superhero comic books reached their peak of popularity in the early 1940s because of all the GIs in Europe and Japan who eagerly read about Superman, Batman, and The Spirit. When these soldiers came home, they still wanted to read comic books, but they sought out more adult content. William
A. Adults reading violent comic books were as likely to be corrupted by them as young people were.
B. The horror comic books of the late 1940s were inferior to the superhero comic books that gained popularity during World War Ⅱ.
C. Comic books were leading the nation’s youth into crime, violence, and drug abuse.
D. Creating a regulatory board to censor the comic book industry would drive the worst offenders out of the business.
E. Comic books would never be able to convey stories of any serious literary merit.
[判断题]挥轮大锤不准戴手套,在打击第一锤之前,应注意周围环境,确认安全状态。
A.正确
B.错误