操作系统的组成部分 meaning in English

operating system component

That demands that the developer master the technologies , which include the basic principle and the calling relation of operation system , the system architecture and the working principle of the hardware etc . in fact , the driver , which is the most complicated and the most abstract operation , is the interface between application software and hardware , and is a part of the operation system
为满足实时性的要求，我们必须编写各通讯专用部件的驱动程序，这需要开发人员必须掌握操作系统的基本原理、操作系统的整个调用关系、计算机的体系结构和硬件的工作原理等多方面技术。在实际工作中，设备驱动程序是应用软件和硬件的接口，它是windows编程中最复杂、深奥的工作，同时它又是操作系统的组成部分，因此调试比一般的应用程序困难得多。