相关试题
【多选题】
重庆跨座式单轨车中，4编组制动不缓解检测继电器BCRO的数量有 个。___
【多选题】
重庆跨座式单轨车中，6编组制动不缓解检测继电器BCRO的数量有 个。___
【多选题】
重庆跨座式单轨车中，制动不缓解检测继电器BCRO驱动线圈的电压是。___
A. DC110V
B. DC24V
C. AC220V
D. AC2380V
【多选题】
重庆跨座式单轨车中，列车有牵引时，正常情况下，制动不缓解检测继电器BCRO是。___
A. 得电
B. 失电
C. 无法判断
D. 不能确定
【多选题】
重庆跨座式单轨车中，列车有牵引时，正常情况下，以下正确的是。___
A. 紧急制动缓解
B. 停放制动缓解
C. 没有缓解不良
D. ATP最大常用制动和紧急制动缓解
【判断题】
重庆跨座式单轨车避雷器 ，每节车装有2 个。
【判断题】
重庆跨座式单轨车中，高速断路器的位置在M2，M3，M4车。
【判断题】
重庆跨座式单轨车中，6编组主线路电磁接触器LB的数量有6个。
【判断题】
单轨列车凡有VVVF故障时，只要主手柄回0位均可以消除
【判断题】
重庆跨座式单轨车中，6编组主隔离开关箱的数量有6个。
【判断题】
重庆跨座式单轨车中，4编组主隔离开关箱的数量有2个。
【判断题】
重庆跨座式单轨车中，6编组高速断路器数量有6个。
【判断题】
单轨列车VVVF故障时切除1个单元后，仍有牵引。
【判断题】
2台VVVF在支路切除后，整车就没有牵引力了。
【判断题】
当一个轴发生PGD故障时，该轴的传感器仍能用于随后的控制。
【判断题】
重庆跨座式1000型单轨列车，GR接地故障，是车体电压超过接触网负极侧电压100V时检测。
【判断题】
重庆跨座式单轨车的牵引主回路中，主线路电磁接触器LB的额度电压是DC1500V.
【判断题】
主电机速度传感器由一个速度传感器和PG齿轮构成。
【判断题】
单轨列车主电机输出功率为105KW，电流75A，频率为50Hz。
【判断题】
重庆跨座式单轨车的牵引主回路中，主线路电磁接触器LB线圈的供电电压是DC110V。
【判断题】
重庆跨座式单轨车中，4编组主逆变器的数量有6个。
【判断题】
重庆跨座式单轨车中，6编组牵引电机的数量有12个。
【判断题】
重庆跨座式单轨车中，M车滤波电抗器的数量有2个。
【判断题】
重庆跨座式单轨车中，6编组辅助接地继电器的数量有3个。
【判断题】
重庆跨座式单轨车中，4编组接地继电器的数量有1个。
【判断题】
重庆跨座式单轨车的牵引主回路中，主熔断器箱的额定电流是500A.
【判断题】
重庆跨座式单轨车的牵引主回路中，主线路电磁接触器LB的额度电流是800A.
【判断题】
重庆跨座式单轨车中，滤波电抗器的电动机额定电流为1.2A
【判断题】
重庆跨座式单轨车中，滤波电抗器的电动机额定频率为44Hz.
【判断题】
重庆跨座式单轨车中，滤波电抗器的位置在M5车。
【判断题】
重庆跨座式单轨车中，4编组主线路电磁接触器LB的数量有2个。
【判断题】
重庆跨座式单轨车中，主线路电磁接触器LB的位置在M5车。
【判断题】
重庆跨座式单轨车的牵引主回路中，主熔断器箱内主熔断器的数量有两个.
【判断题】
单轨列车主电机电流为75A，频率为50Hz。
【判断题】
单轨列车主电机输出功率为105KW，电流75A，频率为44Hz。
【判断题】
重庆跨座式单轨车的牵引主回路中，高速断路器的额定电流是1000A
【判断题】
重庆跨座式单轨车中，4编组高速断路器的数量有2个。
【判断题】
主手把位于常用制动4级时，后退旋转手把可以在“前进”、“后退”、“关闭”之间操作。
【判断题】
重庆跨座式单轨车中，高速断路器的位置在M5车。
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【判断题】
现金流量表的分析填列法是直接根据资产负债表、利润表和有关会计科目明细账的记录分析计算出现金流量表各个项目的金额，据此编制现金流量表的方法
【判断题】
为了清晰反映构成所有者权益各组成部分当期的增减变动情况，所有者权益变动表采用矩阵形式列示
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销售净利率是20%，资产周转率是1次，权益乘数是2，则净资产收益率是40%
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一般认为，资本保值率越高，表明企业的资本保全状况越好，所有者权益增长越快，债权人的债务越有保障
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如果企业的负债资金的利息率低于其资产报酬率，则提高资产负债率可以增加所有者权益报酬率
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杜邦分析体系是利用各主要财务比率之间的内在联系，综合分析企业财务状况的方法。建立财务分析指标体系
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沃尔比重评分法是将选定的财务比率用线性关系联系起来，并分别给定各自的分数比重，然后通过与标准比重进行比较，确定各项指标的得分及总体指标的累积分数，从而对企业的信用水平做出评价的方法
【填空题】
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1 In our class,most discussions and activities take place in assigned small groups,These groups provide a supportive and safe environment that （） learning
【填空题】
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9 As the finance ministry rejected the defor its "lack of clarity",it[ ]complaint with the Europear Commission that this deal was against the law
【填空题】
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5 State governments and the colleges themselves have [ ] financial help to students with special abilities and those with financial needs
【填空题】
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10 Dogs cannot distinguish the color of trafficlights, so the master must make the decision of when it is safe to [ ] across the road
【填空题】
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6 The committee agreed that his papers
[ ] a wider circulation because of their essential and fundamental interest to a larger audience.
【填空题】
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1 Because women often restrict their diet
In an effort to control weight,they may
Not consume enough iron-rich food and
( ) experience an iron Deficiency.
【填空题】
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8 Americans defend the right to obtain a gun and they have[ ] been willing to turn a blind eye to the harm that people owning guns have caused
【填空题】
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7 The anger and frustration [ ] by the local people who do not understand what is happening to them will be a terrible and dangerous force
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2 Some reform advocates ignore the impact of
Class size on student achievement,and they
are ( ) what they call as a Priority:teacher effectiveness.
【填空题】
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3 Because of easy access to the Internet,the
New breakthrough tq create something
Truly creative ( ) happen anytime now.
【填空题】
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4 Indeed,if teachers want to( ) how far students might get in life, a better measurement than grades might be how hard the students try.
【填空题】
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5 Nature has( ) these animals ( ) a capacity for not showing Fear.
【填空题】
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6 During the weeks of discussion,delegations
from groups who are interested in the
Resolution may call on representatives to
( ) their point of view.
【填空题】
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7 Plato was a superb writer,and his works are
Part of the world’s great literature.Most of
His existing work is ( )Dialogs and letters.
【填空题】
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8 Young people should enter into a broad
Flexible training program,through which
They can learn a lot and be ( ) their future careers.
【填空题】
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9 The young man is very happy and proud to
be ( ) the old professor because he always feeIs great when talking With him.
【填空题】
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10 One day they passed more than 20 villages ( ),and some of these are Said to have stretched for six miles or more.
【填空题】
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7 Being asingle parent,there is no way for her
to ( ) the time and energy she has
devoted to her children for the past 10 years.
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8 It is essential that you start by listening because one of the main ( ) teenagers and their parents face in forming positive relationships is that neither listens to the other.
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9 We all know the dangers of an earthquake: the ( ) to buildings,the troubles can be caused by falling trees,and the terror occurs when the earth actually opens uip.
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10 Not until recently have we realized that the increasing world population may lead to a potential gloomy ( ) for humanity starvation.
【填空题】
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2 It is the development strategy/of the company to ( ) its overseas expansion in order to take a slice of the world market
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3 Nearly six million people go to see the Mona
Lisa every year,attracted by the ( )of her smile.When you're not lodking at her, she seems to be smiling;when you look at her,she stops.
【填空题】
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4 To live with a family whose native language is English is the ideal way to further improve one's English and to gain ( )into its culture.
【填空题】
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5 There is a real need to ( ) academic
achievement in schools and help with the
development of a student's overall character.
【填空题】
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6 Einstein said his scientific discoveries grew
from his imagination rather than from( ),
reason and language.
【填空题】
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1 When the police caught up with him, Mr.Foster had to [ ] that he'd broken the speed limit.
【填空题】
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2 Whenever my boss makes a decision that I don't agree with, I tell him what I really think, though it's [ ] to make him happy by telling him his ideas are always right
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3 As can be probably perceived, a manned tip to Mars may soon[ ] since scientists have achieved the manned moon mlssion
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4 A number of countries are [ ]their efforts to send out food to the area worst affected by the flood.
