The first step is to check the accessibility of the disk resources, starting at the highest available level and moving downwards, using the errpt as a guide where possible.
第一步是检查磁盘资源的可访问性，从最高可用级别开始一直往下，在需要时使用 errpt 作为指导。
2
As the guide is the part of the disk, it start-up control in computer systems.
由于引导区是磁盘的一部分，它在开机启动时控制计算机系统。
3
In CCD Auto-guide Unit system of One-meter infrared solar telescope (YNST), the display and update of full-disk solar-image put forward much higher requirement to the real-time capability of display.