DUNS abbr. 邓氏编码(Data Universal Numbering System)
- Weapons: swords, spears, knives and duns;
兵器:剑、矛、刀、镦; - Keywords duns;Kaolidte;Luan;Wuyang;to make full use of comprehesively;
煤矸石;高岭石;潞安;五阳;综合利用; - Keywords duns;the environmental geology problems;comprehensive utilization;
煤矸石;环境地质问题;综合利用;