An SOA demands both layered architecture and inter-connection among various layers.
SOA既要求分层式架构，也要求在各层之间实现相互连接。
2
The central problem to realize DNC system is how to resolve information exchange and inter-connection between NC machine tool and computer.
实现D NC系统的核心问题是解决数控机床与计算机之间的信息交换和互联。
3
This paper expounds the principles of the distributed computer system and the patterns of inter-connection and analyses its functions and special features.