Special-purpose application

That is, rather than using VFS technology to access existing external resources, it manages a special-purpose database, internal to the application, as a complete filesystem.

也就是，不是使用VFS技术去访问现有的外部资源，而是要将一个特殊用途的数据库(位于应用程序内部)当作一个完整的文件系统进行管理。

This special purpose ioctl interface will be able to control the interrupt generation sequence and the number of interrupts to be generated through the test application.

这个具有特殊用途的ioctl接口可以控制中断生成的顺序，以及通过测试应用程序所生成的中断的数量。

Aimed at the rebuilding require of the electric control system of the special purpose of milling machine, the application of PLC was introduced, this control system acquires good effect.

根据某厂对专用铣床的电气控制系统所提出的改造要求，采用可编程控制器进行控制，取得了很好的效果。