In this paper, the notion of key feature is defined based on the consistency of a decision system, then the equivalence relation between the set of all key features and the feature core is discovered.

本文基于决策系统的一致性，定义概念“关键属性”，并证明关键属性集合与属性核之间的等价性。

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Rejaw, for example, made 'real' real-time messaging a core feature of its platform.

比如Rejaw将“真正”的即时信息打造成了平台的一个核心功能。

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Judging by today's announcement, Google plans to make voice recognition a core feature of more of its services in the future.

从今天的声明来看，Google计划在未来将语音识别作为更多服务的核心特性。

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Lower-end models in that range will feature Core i5 or i3 processors and 1360 x 768 LED touch panels.

ENGADGET

Ever since then, amphibious warfare has been the defining feature and core competency of the Marines.

FORBES: Marines Fight For Crucial Vehicle As Budget Cuts Loom

The basic Edge will feature an Intel Core i5 processor, NVIDIA GT640M LE graphics and 64 GB of storage.

CNN: At CES, Razer rolls out tablet for hard-core gamers