邮政管理系统，可以作为毕业设计或课程设计内容（转发，非原创，请修改后使用！）-Post management system, can serve as a graduation design or curriculum design content (transmitted, non-original, please use the revised!)

自制俄罗斯方块游戏！为换取JAVA即时通讯软件--！偶的毕业设计啊-Self-made Tetris game! JAVA in exchange for instant messaging software ! Even the graduation design ah

自制俄罗斯方块游戏！为换取JAVA即时通讯软件--！偶的毕业设计啊-Self-made Tetris game! JAVA in exchange for instant messaging software ! Even the graduation design ah