QT5.14.2临时资料档案库

https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_5142/https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/tools_mingw/https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_5142_src_doc_examples/大家也要注意避雷哈在资料档案库的第三列输入前两列是用户名和密码更新资料库才能下载符号且仅用于VS编译器在线换源安装加–mirror https://mirrors.ustc.edu.cn/qtproject