1.
Analysis on the Comprehensive Recycling Technique for the Low-grade Gold Ore in a Certain Place
浅析某地低品位金矿石综合回收工艺
2.
Study on the Beneficiability of a Low-grade Molybdenum Polymetallic Ore
某低品位钼多金属矿矿石可选性研究
3.
Production feasibility exploration of low grade slag and ore of some gold mine in Burma
缅甸某金矿低品位矿渣和矿石生产可行性探索
4.
The practice and development orientation of heap leaching technology for low grade of oxidized ores in Miaoling Gold Mine
庙岭金矿低品位氧化矿石堆浸实践及发展方向
5.
Preliminary Study on the Grinding of Medium and Low Grade Rare-earth Containing Phosphate Ore from Zhijin,Guizhou
贵州织金中低品位含稀土磷矿石磨矿试验研究
6.
It's a mid scale and its ore belongs to low grade structural altereds tyle, limonite, pyrite are mainly gold carriers.
矿石以低品位构造蚀变岩型为主,褐铁矿、铁矿是主要的载金矿物。
7.
Investigation on the Process Mineralogy of a Low Grade Iron Ore from Xinjiang
新疆某低品位铁矿石工艺矿物学研究
8.
They successfully abstracted gold of high quality from low-grade ore
他们成功地从低品位的矿石中提炼出高质量的黄金。
9.
Exploitation of Low-grade Gold Mineral Resources at Zijinshan Gold Mine;
紫金山金矿低品位金矿资源的开发利用
10.
Experimental Study on the Flotation of a Low-Grade Nickel-Copper Ore
某含铜低品位镍矿石的浮选试验研究
11.
Oxidation of Low-Grade Copper Ore Flotation Pilot Study
低品位氧化铜矿石浮选工艺试验研究
12.
Experimental Research on Beneficiation of a Low Grade Oxidized Lead-Zinc Ore in Yunnan Province
云南某低品位氧化铅锌矿石选矿试验研究
13.
EXPERIMENTAL STUDY ON A LOW-GRADE COPPER-MOLYBDENUM ORE IN ANHUI
安徽某低品位铜钼矿石的选矿试验研究
14.
But they sold high-grade resources to big investors and stopped prospecting, leaving low-grade gold ore unused.
他们常常把高品位的资源卖给大投资商，却置低品位的金矿石而不顾，让它荒弃掉。
15.
Study on a Novel Hydrometallurgical Technology of Low Grade Oxide Zinc Ores;
低品位氧化锌矿湿法冶金新工艺研究
16.
Effect of Ore Size on Bioleaching of Low-grade Chalcopyrite Ore With Activated Carbon
矿石粒度对活性炭催化低品位原生硫化铜矿石细菌氧化的影响
17.
STUDY ON GOLD EXTRACTION FROM LOW-GRADE IRON CAP GOLD ORE WITH HIGH MUD CONTENT
低品位高含泥铁帽金矿提金工艺的研究
18.
EXPERIMENTS ON SUBSTITUTION OF STEEL CHIP BY HIGH Si LOW GRADE IRON ORE IN SILICON STEEL MAKING
用高硅低品位铁矿石代钢屑冶炼硅铁试验