56世界上第一条蒸汽机车地铁出现在哪个国家( )。

A. 车站的出入口、通道、站厅、站台等公共区域畅通

B. 各类服务设备设施、消防设施齐全良好

C. 车站各类服务设备全部开启

D. 各岗位人员到位

A. 98.00%

B. 99.00%

C. 97.00%

D. 96.00%

A. 调度电话

B. 站间行车电话

C. 站内直通电话

D. 轨旁电话

A. 25

B. 10

C. 15

D. 20

A. 100%

B. 99.5%以上

C. 99.8%以上

D. 99.9%以上

A. 运营状态监控

B. 执行行车计划

C. 运行调整

D. 应急指挥

A. Your attention please! Please add-value at the Custermer Sercice Center as the Value Machines are not working. We apologize for any inconvenience this might cause.

B. Your attention please! Please buy ticket at the Custermer Sercice Center as the ticket machines are not working. We apologize for any inconvenience this might cause.

C. Your attention please! Please follow staff directions to enter as the entry gates are not working. We apologize for any inconvenience this might cause.

D. Your attention please! Station lighting is under emergency repair but trains are still running. Please contact staff if you need any assistance. We apologize for any inconvenience this might cause.

A. 两次

B. 一次

C. 三次

D. 四次