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据统计,过去几年全世界硬质合金年消耗量约2.5万吨,价值约合130亿马克。1989年共消耗123亿马克的硬
According to statistics, the annual consumption of cemented carbide in the past few years is about 25,000 tons, worth about 13 billion marks. In 1989, a total of 12.3 billion marks were consumed