Virtualsegment also contains dictionary cache, stored procedures cache, and big buffer pools used for writing large block of pages to disk at once.
虚拟内存段还包含字典缓存器，存储过程缓存器，以及在向磁盘一次性写入大块页面时使用到的较大的缓冲池。
2
Virtual memory segment: This virtual portion is used for maintaining and controlling the resources needed by processes.
虚拟内存段：虚拟区用于维护和控制进程所需的资源。
3
In this paper, we try to segment region of interest of human heart that in the contrast medium and segment mitral valve. At last achieve virtual endoscopy through the segmented images.