答案：A
答案：A
A. 正常服务模式
B. 降级服务模式
C. 维护模式
D. 故障模式
A. 降低空调能耗
B. 保证候车安全
C. 提高环境舒适度
D. 减少列车停站时间
A. 清客
B. 引导
C. 隔离
D. 疏散
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. 一分格运行图
B. 两分格运行图
C. 十分格运行图
D. 小时格运行图
A. 有效乘客投诉次数/客运量
B. 乘客投诉次数/客运量
C. 有效乘客投诉次数/乘客投诉次数
D. 乘客投诉次数/有效乘客投诉次数
A. 车站生产、生活供水系统
B. 消火栓供水系统
C. 温度、湿度供水系统
D. 冷却循环给水系统
