Это автоматический перевод.
Toolbar / Icon:
Menu: Файл > Открыть
Shortcut: Ctrl+O (Mac: ⌘O)
Commands: open
Description:
Use this command to open a drawing file. The file is loaded and shown in a new window within the QCAD application window. You can switch between different loaded drawings using the menu 'Windows' or the tabs at the top of the drawing area.