A device context is associated with a particular display device, such as a video display or a printer.
A device context is associated with a particular display device, such as a video display or a printer.
关联设备与特殊的显示设备关联，比如视频显示器或打印机。
A device context is associated with a particular display device, such as a video display or a printer.
关联设备与特殊的显示设备关联，比如视频显示器或打印机。