Airline tickets system: households client functional modules: User Login Module,...

代码说明：

航空定票系统：户端功能模块：用户登录模块，用户注册模块，航班查询模块，客户订票模块，服务器端功能模块：添加航班计划模块，删除航班计划模块，添加飞机机型模块，删除飞机机型模块， 统计在线用户信息模块，统计注册用户信息模块 统计订票信息模块 加载机型信息模块 系统维护模-Airline tickets system: households client functional modules: User Login Module, the user registration module, flight query module, customers booking module, server-side functional modules: Module to add flight plans, flight plan to delete module, add the aircraft models module, delete the aircraft model module, statistics module online user