file:数据库安装包.exe file:winrar解压工具安装包.exe file:ToDesk安装包（这个需要安装别的安装包不用安装）.exe file:navicat12 绿色版.rar file:mysql5.7安装包.msi file:Java1.8.zip file:apache-tomcat-8.5.75-windows-x64.zip file:apache-maven-3.6.3.rar