火车票查询，站站查询和车次查询。可以查到车票的详细信息（到达时间、停留时间、发车时间、一等座余票/张、硬卧余票/张.....）。用json解析数据。-Ticket inquiries, queries and Train Station queries. Detailed information can be found in the ticket (arrival time, duration, departure time, first-class seat I vote/Zhang, Yu