功能：此系统能提供下列服务：

1 录入班次信息（信息用文件保存），可不定时地增加班次数据。

2 浏览班次信息，可显示出所有班次当前状态（如果当前系统时间超过了某班次的发车时间，则显示“此班已发出”的提示信息）。

3 查询路线：可按班次号查询，可按终点站查询

4 售票和退票功能

A：当查询出已定票人数小于额定载量且当前系统时间小于发车时间时才能售票，自动更新已售票人数

B：退票时，输入退票的班次，当本班次车未发出时才能退票，自动更新已售票人数

-Function: This system can provide the following services:

1 entry frequency information (information with file), may from time to time to increase the frequency of data.

2 Browse the frequency of information, shows that the frequency of the current state of all (if the current system for more than a certain frequency of departure time, it shows "This ban has been issued," the message).

3 inquiries line: according to the frequency of its inquiries, inquiries may be terminal

4 ticketing and refund function

A: When the inquiry is scheduled to vote out the number of rated load is less than the current system time and departure time can be less than the ticket, the number of automatic ticket update

B: a refund, the refund of input frequency, when the frequency of vehicle can be issued a refund, the number of automatic ticket update