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200|1 |□a天然金刚石矿国内外生产技术水平及发展趋向□Atian r-
   |  |an jin gang shi kuang guo nei -
   |  |wai sheng chan ji shu shui pin-
   |  |g ji fa zhan qu xiang□f全国非金属矿技-
   |  |术情报网，国家建材总局技术情报标准所编印
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410| 0|□120010□a非金属矿工业国内外技术水平资料
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690|  |□aTD874
711|02|□a全国非金属矿技术情报网□4编印□Aquan guo fe-
   |  |i jin shu kuang ji shu qing bao wang
711|02|□a国家建材总局技术情报标准所□4编印□Aguo jia j-
   |  |ian cai zong ju ji shu qing ba-
   |  |o biao zhun suo
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