本代码基本满足可留言版的基本功能，包括游客的留言，管理者后台的增删改查，回复的基本功能，更多功能带发现中。-The code basically meet the Message of the basic functions, including tourists message manager backstage CRUD replies basic functionality, more features with discovery.

车联网动态场景生成器文件（VanetMobileSim）,场景大小1000*1000正方形模拟场景。-Car Builder networking dynamic scene file (VanetMobileSim), scene size 1000* 1000 square simulation scenarios.