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214、听觉信号,长声为___,
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215、___:本规程中的“列车径路”“运行径路”是指列车运行图、列车开行文电、调度命令等规定的列车从始发站到终到站所经过的线路。车站作为列车径路中一个点,其接发列车进路变更不属于变更列车径路。
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216、___:在本规程中是指列车从始发站出发后到终到站终到前的运行过程。
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217、___:在本规程中是指立即采取停车措施。司机根据现场实际情况,自行决定采取何种停车措施。
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218、___:在本规程中是指区间内设有两条正线,上下行列车分别在各自正线上按左侧单方向运行的线路。
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219、___:在本规程中是指站内股道终端设置车挡的线路。尽头线的起点应根据设备情况确定,到发线一般为进入该股道道岔的尖轨尖,正线一般为股道出发信号机。
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220、___中临时停留的车辆,须拧紧两端车辆的人力制动机或以铁鞋止轮。
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1.铁路直线轨距标准规定为___。
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2.轨道车___、接触网作业车正常运行中___,一旦停入调谐区,必须立即___轨道电路,防止行车事故的发生。
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3.轨道电路是利用铁路的两条___作为导体所构成的电气回路。
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4.铁路信号设备是铁路信号、联锁、___等设备的总称。
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5.联锁设备分为:___和非集中联锁两类。
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6.铁路线路的基本闭塞方式有半自动闭塞、自动闭塞和___。
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7.轨道车___运行控制设备___在机车信号故障时应发出故障报警,输出___命令。
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8. 铁路行车三项安全设备是指列车运行监控记录装置、___和列车无线调度通信设备。
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9.在一个区间或闭塞分区内,同时只准一列列车占用运行的行车方法称为___法。
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10. GYK在速度信号发出故障报警,输出___命令。
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11. GYK溜逸控制功能有:___、相位溜逸、管压溜逸。
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12. GYK区间作业模式五种状态:区间作业进入、区间作业返回、___、区间作业编组、5km/h 连挂五种状态。
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13.当轨道车与接触网作业车逆向运行时,应关闭___,打开通风门,冷空气流过通风道冷却水箱。
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14.轨道车与接触网作业车在运用过程中,其车钩中心高度在空车状态下,应调整为___mm范围内。
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15.副司机在摘解车辆时应执行“一关前,二关后,三摘___,四提钩”的作业标准。
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16.车辆停在6‰以上的坡道时,必须保持___,不得摘解。
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17.车钩的开度应符合___位置时不大于130mm。
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18.轨道平车按用途分,GPC为___平车的标志。
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19. 车钩的三态作用包括闭锁、___和全开锁状态。
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20.轨道车排障器下缘距轨道上平面的距离应为___mm,使用时应注意调整。
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21.轨道车___转向架主要由构架、___、弹性悬挂装置、车体与转向架连接装置、轮对等几部分组成。
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22.四冲程柴油机一个工作循环包括进气、压缩、___、排气四个冲程。
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23.采用PT燃油供给系统的柴油机,司机通过操纵PT燃油泵的___阀来控制供油量。
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24.轨道车___柴油机润滑方式有___润滑和___润滑两种。
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25.柴油机___系统的主要作用就是将柴油机工作中多余的热量散发出去,以保证柴油机运行时,冷却水温保持在80~90℃的温度范围内正常工作。
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26.在铅蓄电池每格伸出盖外的接线上,刻有“+”或涂有___标记为正极。
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27.在铅蓄电池每格伸出盖外的接线上,刻有“一”或涂有___标记为负极。
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28.蓄电池电解液应采用质量纯净的高浓度硫酸与___水。
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29.蓄电池在寒冷地区使用时,应注意保温,电解液密度应适当___。
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30.当轨道车与接触网作业车柴油机未启动时,各电气设备工作所需电源由___供给。
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31.___灯装于两端操纵台的仪表盘上,使夜间行车时司机能看清仪表的指示情况。
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32.___装在轨道车与接触网作业车两端挡风玻璃上方中央,是运行中主要光源。
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33.___灯装在挡风玻璃下两侧外方,是在夜间或雾天行驶时对近处的照明。
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34.___灯也叫信号灯,装于前后棚两端的顶棚外角上,用作行车信号标志。
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In which form of fraud does an attacker try to learn information such as login credenti account information by ma squerading as a reputable entity or person in email, IM or communication channels ?___
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D. SNMPv3 is a Cisco proprietary protocol
E. SNMPv2 is secure because you can configure authentication and privacy
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