热门试题:
[单选题]合停放制动缓解旁路开关后列车限速（ ）km/h。
A、5 B、10 C、15 D、30
A.A
B.B
C.C
D.D
[单选题]用于输注全血、成分血或生物制剂的输血器宜 ( ) 更换一次
A.6h
B.8h
C.4h
D.12h
[判断题]一年内因同一种消防安全违法行为受到两次以上消防行政处罚的，不应当依法从重处罚。
A.正确
B.错误
[单选题]除偏支担外，横担安装应平正，横担两端前后扭斜不应大于（） 。
A.10mm；
B.20mm；
C.30mm；
D.40mm
[判断题]氧-乙炔焰堆焊时,应尽量采用较大号的焊矩。( )
A.正确
B.错误
[多选题]常用机械振捣方法有哪三种()
A. 平板式振捣
B. 附着式振捣
C. 插入式振捣
D. 交叉式振捣
E. 直插式振捣
[判断题]SF6配电装置室、电缆层(隧道)的排风机电源开关应设置在门内。( )
A.正确
B.错误
[单项选择]单位(子单位)工程质量竣工验收时，各项验收记录中的验收结论应由( )填写。
A. 监理单位
B. 建设单位
C. 施工单位
D. 质量监督站
[单项选择]经实际测定，逆流再生的底层树脂再生度可达（）以上。
A. 40％
B. 50％
C. 70％
D. 90％
[单选题]在电气化线路上拨道时，线路中心位移一次不得超过( ) mm。
A.±10
B.±20
C.±30
D.±40
[单选题]个人智e通（UK版）跨行单笔转账限额为（）
A.20万元
B.300万元
C.200万元
D.100万元
[判断题]网上支付跨行清算系统处理所有网上支付业务和账户信息查询业务。
A.正确
B.错误
[判断题]《铁路电力技术问答》,同一交流回路的导线，应穿入不同的钢管内。
A.正确
B.错误
[单项选择]
Faster Effective Reading
A higher reading rate, with no loss of comprehension, will help you in other subjects as well as in English, and the general principles apply to any language. Naturally, you will not read every book at the same speed. You would expect to read a newspaper, for example, much more rapidly than a physics or economics textbookbut you can raise your average reading speed over the whole range of materials you wish to cover so that the percentage (百分比) gained will be the same whatever kind of reading you are concerned with.
The reading passages which follow are all of an average level of difficulty for your stage of instruction. They are all about five hundred words long. They are about topics of general interest which do not require a great deal of specialized knowledge. Thus they fall between the kind of reading you might find in your textbooks and the much less demanding kind you will find in a newspaper or ligh
A. You can increase your reading speed by three times.
B. No real increase in reading speed can be achieved.
C. You can increase your reading speed by four times.
D. You can double your reading speed.
[多项选择]按照现行消费税制度规定，纳税人外购下列已税消费品可以扣除已纳消费税税款的有( )。
A. 外购已税散装白酒装瓶出售的白酒
B. 外购已税汽车轮胎生产的汽车
C. 外购已税化妆品生产的化妆品
D. 外购已税珠宝玉石生产的金银首饰
[判断题]把着力点放在总结党的百年奋斗重大成就和历史经验上，符合实际，有利于推动全党增长智慧、增进团结、增加信心、增强斗志。
A.正确
B.错误
[单选题]选择题：《供电营业规则》规定：对于用电用户减容期限规定是（ ）
A.最短期限不得少于六个月，最长期限不得超过两年。
B.最短期限不得少于一年，最长期限不得超过两年。
C.最短期限不得少于六个月，最长期限不得超过一年。
D.最短期限不得少于一年，最长期限不得超过三年。
[多选题]在入户走访前的准备工作主要包含以下哪些？
A.形象准备
B.资料准备
C.产品准备
D.工具准备
E.话术准备
[多选题]双闭环调速的 V-M 直流调速系统在启动过程中有几个主要特点,分别是( )。
A.饱和非线性控制
B.准时间最优控制
C.转速超调
D.恒定电压输出
E.恒定电路输出
[判断题]热继电器和热脱扣器的热容量较大，动作不快，不宜用于短路保护。
A.正确
B.错误
[判断题]信号楼值班员与司机联控过程中应用语标准，语速均匀，可以简化标准用语，严格执行作业流程。
A.正确
B.错误
[单选题]亚急性感染性心内膜炎常发生在下列哪种病变者？
A.风湿性心脏病二尖瓣狭窄
B.二尖瓣关闭不全或主动脉瓣关闭不全者
C.房间隔缺损者
D.主动脉瓣狭窄者
E.正常心脏的老年人
[多选题]社会主义核心价值观与社会主义核心价值体系虽然各有侧重，但两者方向一致，都是实现中华民 族伟大复兴的中国梦的价值引领。两者都
A.体现了社会主义意识形态的本质要求
B.体现了社会主义制度在思想和精神层面的质的规定性
C.凝结着社会主义先进文化的精髓
D.是中国特色社会主义道路、理论、制度和文化的价值表达
[判断题]光电二极管有光照时，反向电阻很大。
A.正确
B.错误
[填空题]油浸式变压器的油箱中油的主要作用是( )和( )。
[多选题] 关于市场采购,以下说法正确的是
A.可通过个人外汇账户办理符合相关要求的市场采购贸易外汇结算
B.个人办理市场采购贸易项下结汇,提供有交易额的材料或交易电子信息的,占用个人年度便利化额度
C.个人办理市场采购贸易项下结汇,提供有交易额的材料,不占用个人年度便利化额度
D.个人办理市场采购贸易项下结汇,提供交易电子信息,不占用个人年度便利化额度
[判断题]转向架与车体的斜对称载荷变化过大能引起轮对一侧减载而造成脱轨事故。（ ）
A.正确
B.错误
[单项选择]Mother Nature Shows Her Strength
Tornadoes(龙卷风)and heavy thunderstorms moved across the Great Lakes and into Trumbull County on Saturday evening．：The storms were dramatic and dangerous．
George Snyder was driving the fire truck down Route 88 when he first noticed that a funnel(漏斗状的)cloud was behind him．“I stopped the truck and watched the funnel cloud．It was about 100 feet off the ground and I saw it go up and down for a while．It was moving toward Bradley Road and then suddenly it disappeared．”Snyder said．
Snyder only saw one of the funnel clouds that passed through northeastern Ohio on Saturday．In Trumbull County, a tornado turned trees onto their sides．Some trees feel onto houses and Cars．Other trees fell into telephone and electrical wires as they went down．
Amanda Symcheck was having a party when the storm began．“I knew something was wrong，”she said．“I saw the sky go green and pink(粉红色)．Then it sounded like a train rushing toward the house．I started crying and to
A. Right
B. Wrong
C. Not mentioned
[单项选择]正常止血过程决定于以下哪几个因素（）
A. 血小板质和量及血管壁的正常
B. 皮肤的完整性及凝血因素的正常
C. 血小板的质和量、血管壁及凝血因素正常
D. 血小板质和量正常，凝血因素正常
E. 凝血因素正常.骨髓正常.血小板质和量正常
[单选题]当高层建筑每层建筑面积大于1500㎡但不大于4500㎡时,应设( )台消防电梯。
A.1
B.2
C.3
D.4
[单选题]《民用航空通信导航监视运行保障与维护维修规程》中规定，因设备中断服务导致运输航空陆空通信双向联系中断，造成调整其他航空器避让，属于运行安全指标中的（）影响事件。
A.一级
B.二级
C.三级
D.四级
[填空题]When Louise Brown was born on 25 July 1978, she kicked off an era. The first "test tube baby" is a mother herself now, and she’s been joined by millions of others born with the (47) of in vitro fertilization (体外受精), or IVF. Now specialists wonder whether people who were conceived by IVF are likely to be (48) .
"By and large, the kids are just fine. It’s not like the kids having (49) arms or heads," says Carmen Sapienza, a scientist at Temple University. But none is older than their early 30s, and the vast (50) are under the age of 20, so they haven’t had time for long-term health problems to show up.
One source of worry is that so many IVF babies have low birth weight. Children-conceived through IVF are more likely to (51) less than 2.5 kilograms than are babies conceived (52) . That could spell trouble ahead, because low-birth-weight babies often have long-term health problems. They’re more likely
[单选题]测试电气设备的绝缘状态时，可选用 （ ）。
A.万用表
B.验电器
C.500V兆欧表
D.2500V兆欧表
[判断题]沥青混合料路面施工时若温度过高可能会导致其延度减小( )
A.正确
B.错误
[单选题]Ⅰ型消防安全吊带由腰部织带、腿带、腰带带扣、织带拉环等零部件构成，为( )。（在）
A.坐式安全吊带
B..胸式安全吊带
C.全身式安全吊带
D..半身式安全吊带
