诸如MS - DOS之类的操作系统可以加载其他设备驱动程序，例如CD - ROM驱动器，但是需要所有硬件驱动程序在启动时就已经加载上来了。
An operating system such as MS-DOS can load additional device drivers, such as CD-ROM drivers, but needs all of the hardware drivers already loaded at startup.
更改时，应用服务器会重新编译并加载一个JSP标记文件，而无需重新启动应用程序，这使开发和测试都变得非常简单。
When changed, a JSP tag file is recompiled and reloaded by the application server without having to restart the application, which makes both development and testing much easier.
这种现象称为链式加载(chain loading)，通常发生在位于主引导记录(MBR)中的引导管理器加载一个分区引导记录中的启动加载程序的时候。
This is called chain loading, and it most frequently occurs when the boot manager that is located in the master boot record (MBR) loads the boot loader that is in a partition boot record.
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