integration maintenance造句

Web design pattern of struts framework which based on j2ee mvc model is adopted to design the whole system , this can divide the application into business module , application controlling module and data displaying module in effect without worrying about coupling problems , improve flexility of the application , develop the system in an orderly way , convenient for integration maintenance and upgrade
在系统设计上，采用了基于j2eemvc模式的struts框架的web应用体系，有效地将业务逻辑、应用程序控制和数据显示功能模块区分开来，可以分别集中开发任意模块而不用担心耦合问题，提高应用程序的柔韧性，使整个系统的开发有条不紊、容易集成、便于维护升级。
It's difficult to find integration maintenance in a sentence. 用integration maintenance造句挺难的