Systems that follow SOA concepts must have services, which are interoperable, self-contained, modular, location transparent, loosely coupled, and addressable through a network.

• 遵循SOA观点的系统必须要有服务,这些服务是可互操作的、独立的、模块化的、位置明确的、松耦合的并且可以通过网络查找其地址。