填空题

A—information desk
B—ticket office
C—half fare ticket
D—waiting room
E—excess baggage charge
F—baggage check-in counter
G—security check
H—platform underpass
I—ticket agent
J—departure board
K—railroad track
L—traffic light
M—railroad crossing
N—soft sleeping car
O—hard sleeping car
P—hard seat
Q—baggage-claim area
______开车时间显示牌 ______信号灯