在WindowsNT4 中，视频、服务器和打印机后台处理程序子系统被移动到内核模式。
In Windows NT 4, the video, server, and printer spooler subsystems were moved into kernel mode.
即便可以将多台打印机连接到网络，也通常使用一个服务器作为后台处理程序，该服务器然后通过网络打印到打印机。
Even though printers can be attached to the network, a server is usually used as the spooler, which in turn prints to the printer over the network.
一旦打印机闲置，后台处理程序就可以将作业发送到打印机，而不必担心其他打印作业争用。
Once the printer is unused, the spooler can send the job to the printer without fear of contention from other print jobs.
当多人提交打印作业时，后台处理程序将作业存储到磁盘。
As multiple people submit print jobs, the spooler stores the job to disk.
这些类还可以处理输出队列和后台打印文件，回答后台打印文件的消息，执行其他打印相关任务。
These classes can also work with output queues and spooled files, answer messages for spooled files and do other print related tasks.
后台处理程序的工作是管理打印作业列表，也称为打印队列。
The job of the spooler is to manage the list of print jobs, otherwise known as the print queue.
当多个客户端都配置同一台打印机时，它们通常通过一个名为后台处理程序(spooler)的服务来完成配置。
When multiple clients have the same printer configured, they generally do so through a service called a spooler.
其检测的参数值，可实时显示，进行后台数据处理，打印曲线和报表。
The tested data can be displayed real-time, background processed and printed into curve and chart.
其检测的参数值，可实时显示，进行后台数据处理，打印曲线和报表。
The tested data can be displayed real-time, background processed and printed into curve and chart.
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