下载地址:
QT5.15.3 VS2019 x86 /MD 编译
https://download.youkuaiyun.com/download/jam8139/60286187
QT5.15.3 VS2019 x64 /MD 编译版
https://download.youkuaiyun.com/download/jam8139/75713994
QT5.15.3 mingw x64版
https://download.youkuaiyun.com/download/jam8139/59678098
QT5.15.3 mingw x86版
https://download.youkuaiyun.com/download/jam8139/60287439
QT5.15.3 文档
https://download.youkuaiyun.com/download/jam8139/59679377