用于医学图像的快速显示，避免图像在切换时出现闪烁。程序采用Directdraw技术，创建了两个内存缓冲区，实现图面的转换。-for medical images fast, the images switch to avoid when there scintillation. Directdraw procedures used technology to create two memory buffer surface map to

用于医学图像的快速显示，避免图像在切换时出现闪烁。程序采用Directdraw技术，创建了两个内存缓冲区，实现图面的转换。-for medical images fast, the images switch to avoid when there scintillation. Directdraw procedures used technology to create two memory buffer surface map to