So, conceptually, a DSL solution includes two logical tiers: a data services orchestration tier that supports the referred to system process and a data integration tier.

因此，从概念上讲，DSL解决方案包括两个逻辑层：数据服务编排层(此层支持所引用的系统进程)和数据集成层。

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Integrated logistics information system is divided two tiers as micro (enterprise) and macro (region) to be built.

将综合物流信息系统分为微观(企业)和宏观(区域)两个层次构建。

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