本文讨论了COM技术对分布式程序开发的支持和基于COM技术的三层架构。
This paper discusses how COM component supports the development of distributed software and the three-layer architecture based on COM.
这些商务物件会在展示层和资料层之间构成一个层级，形成三层式应用程序架构。
These business objects form a layer between the presentation layer and the data tier, resulting in a three-tier application architecture.
这些商务物件会在展示层和资料层之间构成一个层级，形成三层式应用程序架构。
These business objects form a layer between the presentation layer and the data tier, resulting in a three-tier application architecture.
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