这是一个关于火车票订阅与查询系统的毕业论文。-This is a subscr iption and query system on the train dissertation.

基于WEB的火车票在线销售查询系统软件需求规格说明书Train ticket sales query system software requirement specification-Train ticket sales query system software requirement specification

可以查询 火车的班次、座位号、还剩下对少座位，可以预定火车票、退还火车票，该系统的管理人员可以对火车的车次进行增删改查等。-You can check the frequency of trains, seat number, few seats left on, can book tickets, return tickets, the system administrator can perform on train trips CRUD.