【判断题】
JD-1A型计算机联锁电务维修系统能记录三个月内车站运行情况
A. 对
B. 错
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答案
B
解析
暂无解析
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【判断题】
在JD-1A计算机联锁系统电务维修机系统网络结构图中黄色表示某机器正处于故障状态
A. 对
B. 错
【判断题】
计算机联锁系统使用的不间断供电电源应设双套,互为备用
A. 对
B. 错
【判断题】
TYJL-Ⅱ型计算机联锁系统联锁机备机联机同步时主备机间有通信联系,且主备机的控制命令和锁闭信息完全一致,自动切换时不影响现场设备状态,但信号可能恢复
A. 对
B. 错
【判断题】
TYJL-Ⅱ型计算机联锁系统联锁机、执表机的CPU及其接口电路的工作电源电压为5.0V±0.2V
A. 对
B. 错
【判断题】
为了提高微机联锁系统的安全性,系统联锁计算机的硬件结构采用双机热备的或门二重冗余系统
A. 对
B. 错
【判断题】
微机联锁设备采用双套互为备用系统时,若主机出现故障,系统只能手动倒向备机,而不能自动倒向备机
A. 对
B. 错
【判断题】
微机联锁双机系统均发生故障不能使用时允许开放引导信号但不能对咽喉实行引导总锁闭
A. 对
B. 错
【判断题】
当发生一、二级报警时信号微机监测系统将显示独立报警窗口,并记录报警、受理和恢复时间
A. 对
B. 错
【判断题】
当信号微机监测系统站机浏览某项监测信息后,在报表浏览记录中对应项目将被打勾记录
A. 对
B. 错
【判断题】
当信号微机监测系统广域网网络通信正常时,站机程序界面右下方状态栏的“网络通信状态”打“√”
A. 对
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信号微机监测系统是监测铁路信号设备运用状态的重要设备
A. 对
B. 错
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车站系统是信号微机监测系统的一个组成部分
A. 对
B. 错
【判断题】
TJWX-2000型微机监测系统采集机对开关量的采集采用非周期的巡测方式
A. 对
B. 错
【判断题】
在TDCS站机软件中选择“调度命令”菜单中调度命令查询可实现调度命令查询
A. 对
B. 错
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网线可插在交换式集线器的任一端口上
A. 对
B. 错
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信号微机监测系统可发现人为违章封连KJ第6组接点
A. 对
B. 错
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VPI型计算机联锁系统工作机故障修复后必须按压同步按钮方可实现与工作机同步
A. 对
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计轴设备输入电源断电50分钟之内设备应正常工作
A. 对
B. 错
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AzL90-3型计轴设备计轴器的机箱应接地
A. 对
B. 错
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ZP30CA型计轴设备室内的计轴检测盒可以给出各种故障提示
A. 对
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分散自律调度集中设备能下放或者回收车站对行车、调车作业的控制权
A. 对
B. 错
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分散自律调度集中设备不能显示股道的占用状态
A. 对
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分散自律调度集中设备车站机又称为自律机
A. 对
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FZ-CTC型分散自律调度集中系统在6502车站车站值班员可以按下控制台上的非常站控按钮进入非常站控模式
A. 对
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CTCS2-200H型车载列控系统“应答器信息接收单元”的英文缩写是VC
A. 对
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CTCS-2车站列控中心机柜UPS持续供电时间不小于20min
A. 对
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CTCS-2车站列控中心设备接地电阻一般不大于10Ω
A. 对
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LKD1-T型车站列控中心设备响应时间不超过1s
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若没有解病毒软件,则计算机病毒将无法消除
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计算机能够按照人们的意图自动、高速地进行操作,是因为程序存储在内存中
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生产经营单位必须依法参加_______,为从业人员缴纳保险费。[913000000]___
A. 工伤社会保险
B. 养老保险
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因生产安全事故受到损害的从业人员,除依法享有_______外,依照有关民事法律尚有获得赔偿权利的,有权向本单位提出赔偿要求。[912000000]___
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B. 医疗保险
C. 失业保险
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生产经营单位与从业人员订立的_______,应当载明有关保障从业人员劳动安全、防止职业危害的事项,以及依法为从业人员办理工伤社会保险的事项。[932000000]___
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发现危及从业人员生命安全的情况时,_______有权向生产经营单位建议,组织从业人员撤离危险场所,生产经营单位必须立即做出处理。[932000000]___
A. 安全生产监督管理部门
B. 工会
C. 劳工组织
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重大危险源是指长期地或者临时地生产、搬运、使用或者储存危险物品,且危险物品的数量等于或者超过临界量的_______。[921000000]___
A. 场所
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( ) 27. What does the prince do after the fox tells him a secret? A.He cares more about a flower and a sheep. B.He meets many more strange adults on other planets. C.He realizes his love for the rose and he goes back to his planet.   D.He discovers interesting things such as a snake, other roses and a fox
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【单选题】
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( ) 29. What is the writer's main purpose(目的)in writing this passage?    A.To tell the readers his life story.    B.To tell people what kind of person his father was.    C.To tell the readers what present he got from his father.    D. To let people know how poor he was.
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( ) 30. Why did the father not ask his son not to do this and do that?    A.Because he felt quite confident of his son.    B.Because he was born from a poor family.    C.Because he was a man of few words.    D.Because he didn't want to be much too strict with his son.
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( ) 31. What would someone learn from this passage?    A.How to live by oneself. B.How to stand on one's own feet.    C.What a good father should do. D.What the self-important is like.
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( ) 32. What may be the proper Chinese for the underlined part in the passage?    A.闲暇时光 B.学费 C.精神空虚 D.经济不足
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( ) 33. Why did Natalie Smith pay for the six cars behind her? A. She had seven tickets. B. She hoped to please others. C. She knew the car drivers well. D. She wanted to show kindness.
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( ) 34. Judy Foreman copied down the phrase because she ___ . A. thought it was beautifully written B. wanted to know what it really meant C. decided to write it on a warehouse wall D. wanted her husband to put it up in the classroom
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【单选题】
( ) 35. Who came up with the phrase according to the passage? A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
A. A
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【单选题】
( ) 36. What can we infer from the last paragraph? A. People should practice random kindness to those in need. B. People who receive kindness are likely to offer it to others. C. People should practice random kindness to strangers they meet. D. People who receive kindness are likely to pay it back to the giver.
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( ) 37.The greatest river for navigation is ___________. A. the Nile B. the Amazon C. the Mekong D. the Mississippi
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( ) 38. From a dam, people can use the water for ___________. A. keeping the rivers clean B. only making electricity C. irrigation and making electricity D. washing clothes
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【单选题】
( ) 39. The water in the river is polluted because of _____________. A. people's drinking water too much B. people's swimming in the river too much C. chemicals and other materials D. people's building a dam across a river
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( ) 40. The best title of the passage is ___________. A. Rivers in Cities B. The importance of Rivers C. Transportation D. Natural Resources
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