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modern beryllium industry in China
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modern beryllium industry in China
Encyclopedia
工学
中国现代有色金属工业
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modern beryllium industry in China
中国现代铍工业
中国铍矿储量丰富,分布于15个省区的75个矿区,其中新疆、内蒙古、四川、云南4省区储量合计占总储量的89.5%。中国的铍工业开始于20世纪50年代。
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Occupational Disease Prevention and Treatment Law of People's Republic of China
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