VR党建学习馆：修订间差异

 预览图中多处使用了微软公司之 Windows 7 商标且为注明「Used with permission from Microsoft.」<ref>{{cite web|url=https://www.microsoft.com/en-us/legal/copyright/permissions|title=Use of Microsoft copyrighted content|website=www.microsoft.com|publisher=Microsoft|quote=You must include the following statement: "Used with permission from Microsoft."}}</ref>，可能是其停售的原因。