答案：A
答案：A
A. A.For your safety,please hold the handrail.
B. B.We are sorry to inform that the limit measures will be taken because of the crowd,please wait patiently.
C. C.Please stand in line to get on the train.
D. D.Go through the gate one by one,please
A. A.优先抢救伤者
B. B.避免二次伤害
C. C.尽快恢复运营
D. D.尽力获取证据
A. A.不应降低服务水平
B. B.不应减少服务内容
C. C.不应随意减少服务场所的面积
D. D.不应随意减少服务场所的使用空间
A. A.就地控制盘
B. B.中央控制单元
C. C.应急控制盘
D. D.远程监视器
A. A.机械锁闭
B. B.预先锁闭
C. C.区段锁闭
D. D.单独锁闭
A. A.按下紧急关闭按钮
B. B.按下扣车按钮
C. C.按下提前发车按钮
D. D.按下道岔单锁按钮
A. A.线网客运量
B. B.客流密度
C. C.线路客运量
D. D.断面客流量
A. A.清客
B. B.引导
C. C.隔离
D. D.疏散
