With an alternate boot disk, you create another bootable disk to use in the event of a file system problem on the primary disk.
使用备用引导磁盘事，您可以在主磁盘上发生文件系统问题时创建另一个引导磁盘进行使用。
If no bootable drive is detected, it will display a message that the computer system needs a system disk.
如果没有检测到可以启动的驱动器，就会显示一条信息，表明计算机系统需要一个系统盘。
By applying these two patches, I was successfully able to build a kernel on a bootable floppy disk, which would boot and then use the external FireWire drive as root.
通过应用这两个修补程序，我可以成功地在可引导软盘上构建内核，其将引导，然后使用外置FireWire驱动器作为根。
Apple could easily address this by including a bootable 4gb flash drive with the OS and disk utilities on it.
苹果可以很轻易地加上一个安装了操作系统和磁盘管理工具的4g闪存来做到这一点。
Next, I'll create a small bootable partition at the beginning of the disk to hold my kernels.
接着，在磁盘的开始部分，创建一个很小的引导分区，用来保存内核。
But because you're downloading an ISO file, creating a bootable rescue disk is more complicated than with System Sweeper.
不过，由于下载文件的是一个ISO格式的，所以创建一个可启动的救援盘要比微软的“系统清理器”要更加复杂一些。
A hard disk is different. A hard disk has an MBR (Master boot Record), this is because a hard disk can have multiple partitions and any one of them can be bootable.
硬盘则不同。硬盘有一个MBR(主引导记录)，这是因为一个硬盘可以有多个分区，并且其中的任何一个分区都可以是可启动的。
Using bosboot, you create a boot file (that is, a bootable image) from a RAM disk, a file system, and a kernel.
使用bosboot命令可以从ram磁盘、文件系统或内核创建启动文件(即可启动映像)。
The following example shows how to create a bootable image on the default BLV on the local fixed disk from which the system boots.
下列示例演示如何在用于启动系统的本地固定磁盘上的缺省BLV上创建可启动映像？
The Rescue Disk can be created using these files and any software that can create bootable CDs.
使用这些文件和软件创建能够创建自启动的光盘。
This package will be bootable directly from CD-ROM, so hard disk installation will not be necessary.
这个工具包将可从CD - ROM中直接启动，所以硬盘安装将不再是必要的。
The Over the Network Client installation disk may not have enough space to later add the system files that will make the disk bootable.
“通过网络客户”安装的目标磁盘可能没有足够的空间无法添加使磁盘成为可启动的系统文件。
If the disk is bootable, the first sector is called the boot sector, since this is where the boot loader code resides.
如果这个磁盘是可启动的，那么第一个扇区被称为启动扇区，因为这是启动引导代码存在的地方。
The destination disk for the Over the Network Client installation may not have enough space to later add the system files that will make the disk bootable.
“通过网络客户端”安装的目标磁盘可能没有足够的空间，无法添加使磁盘成为可启动的系统文件。
The destination disk for the Over the Network Client installation may not have enough space to later add the system files that will make the disk bootable.
“通过网络客户端”安装的目标磁盘可能没有足够的空间，无法添加使磁盘成为可启动的系统文件。
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