They can take many forms, but fall into three categories: user interface services, implementation services and business rules services.

它们可以有多种形式，但是主要归为三类：用户界面服务、实现服务和业务规则服务。

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You have to implement all of the required services, build the user interface, and tie them all together before you can test the application.

您必须实现所有必需的服务，生成用户界面，将它们全都结合在一起，然后才能测试应用程序。

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This approach lets the SOA provide a consistent user interface for all services.

这个方法让SOA为所有服务提供一致的用户接口。

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Often the design, the user interface, the linked services and even the marketing message seem to be conflicting, thus blurring the usability and desirability of any new concept.

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The Galaxy S is characterized by custom Samsung services such as its TouchWiz user interface and Media Hub online media store.

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That's not surprising as it's been among the few where the software giant has controlled "the whole widget" -- choosing the processor, designing the hardware, and developing not only the operating system and user interface, but a host of licensing standards, services and infrastructure supporting Xbox Live.

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