俄罗斯金刚石工具需求量急剧减少据报导，前苏联各国，特别是俄罗斯对金刚石工具的需求量从每年１５００万克拉减少到２００万克拉。需求量的减少是由多种原因引起的，例如东欧各国１９９０年向前苏联购买的金刚石工具达１５００万美元，而１９９３年减少到＄．俄罗斯生产... Rapid decline in demand for diamond tools in Russia Reportedly, the demand for diamond tools from the former Soviet Union countries, especially Russia, has been reduced from 15 million carats a year to 2 million carats. The reduction in demand has been caused by several reasons. For example, the diamond tools purchased by the Eastern European countries from the former Soviet Union in 1990 amounted to 15 million U.S. dollars, down from 1993 to the present. Russia production ...