本网上购物系统采用三层体系结构。
The system of online shopping adopts three-layers system construction.
三层体系结构理论和数据层的设计实现。
Theory of 3-tiered structure and design and realization of data tier.
中间件作为三层体系结构的中间层，作用至关重要。
As a middle layer of three-layer structure, middleware is important.
最后，提出了一个三层的知识仓库体系结构模型。
At last, the author propose a three-tier model of knowledge warehouse architecture.
在体系结构解决方案中，添加每个层解决方案的建模项目。
To the Architecture solution, add the modeling project of each layer solution.
现在每一层都有一个模型，应用程序体系结构也有一个模型。
You now have a model for each layer, plus a model for the application architecture.
现在每一层都有一个模型，应用程序体系结构也有一个模型。
You now have a model for each layer, plus a model for the application architecture.
应用推荐