对可能影响牵引供电设备运行安全的外部环境的检查有( )。...
Friday, September 16, 2022
()在工作前要尽早将工作票交给工作领导人和值守人员,使之有足够的...
Friday, September 16, 2022
Thursday, September 15, 2022
Sunday, September 11, 2022
区间作业现场的防护距离规定,90km/h以上至120km/h的快...
Friday, September 16, 2022
接近色灯信号机显示一个黄色灯光——表示进站信号机在关闭状态,或表...
Saturday, September 17, 2022
10kV与10kV线路同杆架设时,直线杆横担间的垂直距离不应小于...
Wednesday, September 14, 2022
《铁路交通事故调查处理规则》规定:造成2人死亡的,至少可构成的事...
Friday, September 16, 2022
一个2μF与一个4μF的电容器并联,其等效电容为()。...
Friday, September 16, 2022
Wednesday, September 14, 2022
柔性接触网须定期利用接触网检测装置检查接触线高度和()。...
Friday, September 16, 2022
Saturday, September 17, 2022
Friday, September 16, 2022
吸上线检修作业,检修技术标准:吸上线安装位置应符合()要求。...
Friday, September 16, 2022
变截面梁上,所有截面的最大正应力都大致等于(),这样的梁称为等强...
Saturday, September 17, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
对重点防洪区段设备要增加巡视次数,对()供电线路的危树进行统计,...
Saturday, September 17, 2022
Thursday, September 15, 2022