After we brush up the study on the models of reading process, three major models are often cited: the bottom-up model, the top-down model and the interactive model.

在回顾了大量关于阅读过程的研究之后，我们发现阅读的过程大致可分为三种模式：自下而上模式，自上而下模式和交替模式。

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Starting from this stage, this solution is adapting the bottom-up approach, which means that only the most important and urgent business subject areas are targeted in this logical data model.

从这一阶段开始，该解决方案就适用自底向上的方法了，这意味着这个逻辑数据模型中仅仅将最重要和紧迫的业务主题领域锁定为目标。

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In other projects where emphasis is on ESB or bottom-up, reuse the canonical message model can be developed directly in XML or extracted from generated service classes and message flows.

在其他强调ESB或自下而上方法的项目中，可以直接用XML开发规范化消息模型，也可以从生成的服务类和消息流提取规范化消息模型。

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As the first really big acquisition of an enterprise 2.0 business it also validates the bottom-up sales model which Yammer pioneered on a large scale.

FORBES: Yammer, Microsoft and the Enterprise 2.0 Premium - Deliver Technology People Love

Build a bottom-up financial model to deeply understand the key metrics of your business.

FORBES: Why Customer Service is Much More than a Niche - an Interview with Assistly's Alex Bard