The lower layers (services, service components, and operational systems) are provider concerns, while the upper layers (services, business processes, and consumers) are consumer concerns.
较低层（服务、服务组件和操作系统）与提供者有关，而较上层（服务、业务流程和使用者）与使用者有关。
The lower layers (services, service components, and operational systems) are provider concerns, while the upper layers (services, business processes, and consumers) are consumer concerns.
较低层（服务、服务组件和操作系统）与提供者有关，而较上层（服务、业务流程和使用者）与使用者有关。
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