application routine meaning in English

应用程序
应用例行程序

Based on studying of the design principles of os and the differences between the operating systems , this paper points out that it is necessary to research oss and introduces its architecture . the design and implementation of the timer management and memory management are illustrated in detail ; in addition , the design and implementation of the interrupt , message queues , network communication , task schedule , semaphore , exception protection , system monitor and application routines are introduced . at last , this paper gives the application of oss in the bas ( broad - band access server ) product and points out what need to be improved
本论文在分析操作系统的工作原理以及操作系统之间差异的基础上，指出研发oss的必要性，给出了oss的概述和组成结构；然后详细介绍了oss子系统中的定时器管理和内存管理功能模块的设计与实现；并简要介绍了中断处理、消息队列、网络通信、任务调度、信号量、异常保护、系统监控和应用例程库等功能模块的设计与实现；最后介绍了该oss子系统在宽带接入服务器产品中的应用实例，并指出该oss需要改进的地方。