CoTweet: CoTweet's already the Twitter CRM Tool of Choice for BestBuy, JetBlue, and Ford, and that's because it adds a business layer to Twitter account management.

CoT weet： CoT weet已经是百思买，捷蓝和福特选择的Twitter客户关系管理工具，这是因为它为Twitter的帐号管理增加了一个业务层。

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This closed model allows Velocity to provide a decoupled templating presentation layer, cleanly separated from any application business logic or data management code.

这种封闭的模型使Velocity能够提供分离的模板表示层，与任何应用程序业务逻辑或者数据管理代码清晰地划分开。

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The client layer in this regard can refer to calls made from a Web framework, portal application, desktop system, or in some cases, a workflow product or business process management (BPM) component.

此处的客户机层可以表示来自Web框架、门户应用程序、桌面系统或工作流产品或业务流程管理(BPM)组件的调用。

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Beginning with the well-known Infrastructure-as-a-Service (IaaS), Platform-as-a-Service (PaaS) and Software-as-a-Service (SaaS) structure, Gartner added in a Business and Information Systems layer that includes brokerages, management and security.

FORBES: Demystifying Cloud Vendors

Now, organizations can create a cross-department, enterprise-wide identity management process that provides a layer of intelligence to give enterprises the business insights needed to strengthen IT controls and reduce operational risk.

FORBES: Written by Kevin Cunningham