The ore resource in Washan Pit, Nanshan mining Co., Ltd, MaSteel will be depleted soon through nearly half a century "s large scale mining."

马钢南山矿业有限责任公司凹山采场经过近半个世纪的大规模开采，矿石资源即将枯竭。

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Data Mining is a domain which tries to extract knowledge and interesting information from very large-scale databases. This knowledge is hidden, unknown, but potentially useful.

数据挖掘是从大型数据库的数据中提取人们感兴趣的知识，这些知识是隐含的、事先未知的潜在有用信息。

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Data mining technology is an effective method which draw messages or modes from the large-scale database or data warehouse that are implicit or have potential values.

数据挖掘技术是从大型的数据库或数据仓库中提取隐含的有潜在价值的信息或模式的一种有效方法。

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Now, the legacy of all that research and exploration is the growing likelihood of large-scale mining operations, fuelled by rising mineral prices, in many parts of the ocean in the coming decades.

BBC: UK Seabed Resources joins deep-ocean mineral-mining rush

And some additional, much less happy news from Australia, as Unesco and environmentalists warn that climate change and large-scale coal mining may lead to the wholesale destruction of the Great Barrier Reef.

BBC: In brief: Unearthing Australia's secret history

De Beers is active in every category of industrial diamond mining: open-pit, underground, large-scale alluvial, coastal and deep sea.

FORBES: Anglo American Receives Final Regulatory Approval for De Beers Acquisition