火车站的售票口、进站口、出站口都是旅客必经之地，在这些地方旅客的行动速度就会适当放慢，这样为人脸比对识别提供了有利的条件。一般相关部门会在售票处和进出站口安装录像监控设备，人工辨认方式进行脸部识别.-Station ticket booth, pit mouth, the station is travelers must pass through in these local action will be appropriate to slow down the speed of travel