Diamond prices are rebounding after a slump that slashed profits at ZAO Alrosa, Rio and De Beers.

钻石价格的低迷曾导致ZAOAlrosa、力拓、DeBeers等生产商利润大幅降低后，现在又出现反弹增长。

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Until last year, De Beers produced about 40 percent of the global rough stone supply, and Alrosa 25 percent.

直到去年，德比尔斯公司生产了全球原石供应中大约40%的量，而阿尔罗萨公司生产了25%。

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The corporate giant Alrosa, which owns Russia's diamond monopoly, is based in the region and accounts for 20 per cent of the world's supply of rough diamonds.

大公司阿辽沙垄断了俄罗斯的钻石生产，公司本部就在此地，该公司的粗钻产量占全世界产量的20%。

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The corporate giant Alrosa, which owns Russia's diamond monopoly, is based in the region and accounts for 20 per cent of the world's supply of rough diamonds.

大公司阿辽沙垄断了俄罗斯的钻石生产，公司本部就在此地，该公司的粗钻产量占全世界产量的20%。

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