公用模块 meaning in English

utility module

In the contrivance of the control system , block - structure is used and divided into two main types : public block and system block
模型开发时使用模块化结构，分为公用模块和系统模块两大类。
Then , we introduce the common object request broker architecture . base on these research , bring forward the design of new distributing transmission unify network management platform base on the component technology . we describe in detail the platform ’ s truss model , the public model design , the structure of system model , the running structure , the command and message processing flow , the component illuminate of server subsystem and the client subsystem
然后介绍了分布式对象请求代理体系( corba ) ,在此基础上介绍了中兴通讯新一代的基于组件技术的分布式传输统一网络管理平台的设计,详细描述了统一网络管理平台的架构模型、公用模块设计、系统模块结构、运行结构,命令和通知处理流程、服务器子系统和客户端子系统的构件说明。