But if, say, a printer driver suddenly erases the kernel code needed to access the disk drive, the operating system will have part of its brain cut out.

但是，比如一个打印机驱动程序突然把接磁盘驱动所需的核心代码删除掉，操作系统就会出现部分停顿。

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So it can possibly build a new kind of holographic grating printer with laser, computer and planar drive, as well as a servo system.

该系统有可能与激光器、计算机、平面驱动伺服系统一起构成一种全新的全息光栅图像制作系统。

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It is used to drive an output device, such as a laser printer or image setter. There are a number of PDLs, but the most popular one is the Postscript from Adobe System Inc.

在桌面出版方面，组织图片和文字结合的电脑语言，用来推动输出装置如激光印字机或图文影排机。

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