12月25日，乘客在北京火车站农民工往返票专口购买车票。当日起，北京站、北京西站、北京北站、北京南站设农民工团体往返票销售专口，受理2013年1月13日至2月8日、2月13日至28日团体往返票订单。新华社发（张铖 摄）     December 25,Passengers on migrant workers return ticket to Beijing railway station, only to buy ticket mouth.The date,Beijing station/Beijing west railway station/Beijing north station/Beijing south station set migrant workers group round-trip ticket sales designed mouth,Accept on January 13, 2013 to February 8/On February 13 to and day group round-trip ticket order.The xinhua news agency hair(Zhang Cheng perturbation)