Witryna18 wrz 2024 · Conflict minerals are those mined in politically unstable regions of the world and are then sold to finance war or other illegal activities. Industrial manufacturers are required to show that minerals used in their applications are not derived from conflict areas. Several geochemical and geochronological methods have been suggested to … WitrynaNotes 作者: 期刊: Nature （Nature Available online 1878） 卷期: Volume 18, issue 456 页码: 343-346 ISSN:0028-0836 年代: 1878 DOI:10.1038/018343a0 出版商: Nature Publishing Group 数据来源: Nature 摘要:
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http://archive.nstl.gov.cn/Archives/browse.do?action=viewDetail&articleID=b625846d55626b2e&navig=9565bcbb40dbfbe9&navigator=category&flag=byWord&subjectCode=null&searchfrom=null WitrynaOreas wielki, oreas, antylopa Derbiego (Taurotragus derbianus) – gatunek ssaka z rodziny wołowatych (Bovidae). Waży do 900 kg, a długość jej ciała bez ogona sięga … black leather sofa bed nz
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