这些打印类用于检索后台打印文件、输出队列、打印机以及其他打印资源的列表。

These print classes are used to retrieve lists of spooled files, output queues, printers, and other print resources.

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例如，一个输出队列带有一个相关的文本描述，还包含一些其中含有文本内容的spool文件。

For example, an output queue has a text description associated with it - and also contains spool files with text in them.

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输出队列中的spool文件。

Spool Files in an Output queue.

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