代码字段可能使用字母值的一个抽象集。

Code fields may use an abstract set of alphabetic values.

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NetKernel是一个软件系统，它将REST和Unix的基本属性组装成一个叫做面向资源计算(resource oriented computing, ROC)的强大的抽象集。

NetKernel is a software system that combines the fundamental properties of REST and Unix into a powerful abstraction called resource oriented computing (ROC).

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基本esb模式将应用程序组件抽象为一个服务集，这些服务通过总线进行交互(而不是通过直接的点到点通信交互)。

The basic ESB pattern abstracts application components into a set of services that interact through a bus rather than through direct, point-to-point communications.

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