The betel nut deep processing is one of Hunan important industries, the betel nut market already gradually expanded in Hunan, becomes one kind of pattern which the locality expended.
槟榔深加工是湖南重要产业之一，槟榔市场已经在湖南逐渐扩大，成为当地消费的一种模式。
This feature, known as data locality, is at the heart of data processing in Hadoop and is the reason for its good performance.
这个数据本地化是hadoop的核心特征，也是使hadoop获得高性能的原因。
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