此产品为Information Services提供了基本的基础设施，包括负载平衡和容错功能。
This product provides the foundation infrastructure including load balancing and fault tolerance for Information Services.
基础设施即服务提供了计算功能和基本存储作为网络上的标准服务。
Infrastructure as a service offers computing capabilities and basic storage as standardized services over the network.
这种机制使服务的实现和组装避免了陷入基础设施功能的细节，也避免了调用外部系统。
It decouples service implementation and assembly from the details of infrastructure capabilities and from the mechanisms for invoking external systems.
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