热门试题:
[判断题]进行电子现金圈提交易后,电子现金账户即为销户。( )
A.正确
B.错误
[单选题]变压器励磁涌流含有大量高次谐波,其中以( )谐波为主。
A.二次
B.三次
C.五次
D.七次
[单选题] 使用无线调车灯显调车作业时,调车区长于交接班或作业前要认真组织调车人员、司机对无线调车灯显设备检查试机。
A.对
B.错
[判断题]爆炸的类型一般有两种,即物理性爆炸和化学性爆炸。
A.正确
B.错误
[单项选择]上臂受伤后出现腕下垂,最可能的诊断是().
A. 锁骨骨折
B. 肩关节脱位
C. 肱骨干骨折
D. 肱骨髁上骨折
E. 肱骨颈骨折
[单选题]下列关于多功能担架的表述中,错误的是( )。
A.被救者的体重原则上不能超过140kg。
B.每次只能救助一人。
C.操作时固定带要连接牢固,运送时被救者头部应朝后。
D.在有毒化学事故现场使用后,必须对担架进行洗消。
[多选题]PT燃油系统由燃油泵( )和喷油器组成。
A.进油管路
B.回油管路
C.燃油通道
D.回水管道
[多选题]消防部队常见的消防泵主要包括( )等类型。
A.车用消防泵
B.齿轮泵
C.手抬机动消防泵
D.浮艇泵
E.射流泵
[单项选择]
The elephant is the largest four-legged animal in the world. It is also, perhaps the gentlest, but not always!
Elephants are similar to human beings in some ways. They live for a long time --fifty or sixty years. They are emotional, too. They never forget great sadness or great happiness. When a female elephant dies, her daughters and her granddaughters are sad for several months. They stay with the dead body and then carry a bit of it away with them. They never forget a dear friend.
Elephants are like us, but they are also different. They also live in families, but only in families of females. There will be a few young males -- a few "baby boys". But the females will soon send them away. An elephant family keeps only its daughters, mothers and grandmothers, and its great-grand mothers.
The females stay together for fifty, sixty ... a hundred years. The older animals look after the young ones. The mothers teach their daughters and set a g
A. Elephants stay with their sons and daughters all the time.
B. Elephants never forget their sons and daughters.
C. Elephants remember feelings of sadness and happiness.
D. Elephants are sad when their sons stay away.
[单选题]车站IAD1224设备的POTS接口板提供( )路POTS用户接口
A.12
B.24
C.32
D.48
[单项选择]As a ______ actor, he can perform, sing, dance and play several kinds of musical instruments.
A. sophisticated
B. flexible
C. versatile
D. productive
[单项选择]工程竣工验收报告经发包人认可后( )内,承包人向发包人递交竣工结算报告及完整的结算资料,按双方约定进行竣工结算。
A. 14天
B. 7天
C. 30天
D. 28天
[单选题]早期食管癌的症状有
A.恶心、呕吐
B.柏油样黑便
C.持续胸背痛
D.吞咽哽噎感
E.进行性吞咽困难
[单项选择]数字相位仪的幅相误差不应超过基本误差的()。
A. 1/5
B. 1/3
C. 1/2
D. 1/10
[多项选择]云计算可为客户的业务连续性策略提供哪些优势().
A. 缩短恢复时间
B. 让作为灾难恢复站点的硬件具有灵活性
C. 自动灾难恢复
D. 管理存储资产
[单选题]净空高度大于( )m的场所不宜选用闭式泡沫-水喷淋系统。
A.3
B.6
C.9
D.12
[单项选择]以下各项中,不是评价混悬剂质量的方法为()
A. 絮凝度的测定
B. 再分散实验
C. 沉降体积比的测定
D. 澄清度的测定
[单选题]56. 56.道口铺面宽度应与道路路面宽度相同,且不应小于()。
A.1.5M
B.2.0M
C.2.3M
D.2.5M
[单选题]货车周转时间不包括( )。
A.旅行时间
B.货物作业停留时间
C.中转停留时间
D.检修
[单选题]“发展适宜性原则”的提出是针对美国幼教界普遍出现的( )倾向提出来的。
A.幼儿教育小学化
B.幼儿教育成人化
C.幼儿教育知识化
D.幼儿教育特色化
[单选题]传动轴严重凹陷,会导致车辆在行驶中发生( )。
A.异响
B.车速不稳
C.异响和振动
[多选题]SF6气体净化回收装置的( )基本功能。
A.抽真空
B.回收贮存
C.充放
D.灌瓶
E.$净化干燥
[单项选择]船长大于等于50米的在航机动船应显示:()
A. 舷灯,尾灯,一盏桅灯
B. 前后桅灯、舷灯、尾灯,不对水移动时关闭桅灯
C. 舷灯,尾灯,前、后桅灯
D. 前、后桅灯,舷灯,尾灯,不对水移动时关闭舷灯、尾灯
[单项选择]关于反应平衡常数的表述,下列说法错误的是()。
A. 平衡常数就是衡量平衡状态的一种数量标志
B. 化学反应平衡常数习惯上称为浓度平衡常数
C. 标准平衡常数又叫作热力学平衡常数
D. 热力学中把平衡常数区分为压力平衡常数和浓度平衡常数
[判断题]在公司经营中要做到“数量第一、以我为主”。 ( )
A.正确
B.错误
[填空题]ZFD-380型防雷组合单元,用于___V交流电源雷电防护。( )
[单项选择]自然资源合作开发主体一方为本国政府或法定的国家公司,另一方是()。
A. 外国公司
B. 外国政府
C. 国际组织
D. 世界银行
[判断题]绝缘靴一般用作辅助安全用具,但可用作防护跨步电压的基本安全用具。( )
A.正确
B.错误
[单项选择]无论是战后一些国家飞速发展,还是“金砖五国”重构世界版图,奇迹也好,腾飞也罢,都是一步一个脚印干出来的,_________有利的发展机遇、________更好的体制机制、________地革除自身弊病、_________迎接风险挑战,这是一个长期积累的过程,也就是一个持续奋斗的过程。
A. 控制 构建 坚决 自信
B. 把握 建设 勇敢 积极
C. 控制 建设 坚决 积极
D. 把握 构建 勇敢 自信
[填空题]进路表示光带(灯)灭灯时,排列进路前,应通过<--NRC-->确认线路开通状态。
[多选题]电气化区段、()和埋设地线困难地区及微电子设备集中的区段,应设置贯通地线。
A.A、繁忙干线
B.B、铁路枢纽
C.C、编组场
D.D、强雷区
[单选题] 线路精测时应以实际病害点为中心,前后()米线路纳入测量范围进行测量。
A. 50
B.100
C.150
D.200
[单项选择] Educating girls quite possibly yields a higher rate of return than any other investment available in the developing world. Women’’s education may be unusual territory for economists, but enhancing women’’s contribution to development is actually as much an economic as a social issue. And economics, with its emphasis on incentives (激励), provides guideposts that point to an explanation for why so many girls are deprived of an education.
Parents in low-income countries fail to invest in their daughters because they do not expect them to make an economic contribution to the family: girls grow up only to marry into somebody else’’s family and bear children. Girls are thus seen as less valuable than boys and art kept at home to do housework while their brothers are sent to school —— the prophecy (预言) becomes self-fulfilling, trapping women in a vicious circle (恶性循环) of neglect.
An educated mother, on the other hand, has greater earning abilities outside the home and faces an entirely
A. troublesome
B. rewarding
C. labor-saving
D. expensive
[判断题]存放系统内款项—费用存款专户:核算一级支行和总行业务部门的核拨备用金。
A.正确
B.错误
[多选题]对称分量法是把实际不对称的三相系统,分解成(____)三组对称的三相系统。
A.正序
B.负序
C.零序
D.时序