1.
mining valuable minerals from a placer by washing or dredging.
通过从冲积矿洗涤或挖泥来提取贵重矿物的开矿。
2.
A STUDY ON HEAVY MINERALS OF THE SURFACE DEPOSITS IN THE SHALLOW AREA OF NORTHERN BEIBU GULF
北部湾北部浅海表层沉积物的重矿物研究
3.
The useful ore mineral is barite and the gangue minerals are mainly calcite, clay mineral and quartz et al.
矿石矿物为重晶石，脉石矿物主要有方解石、粘土矿物和石英等。
4.
treat(a fabric)with a mineral substance to make it heavier
用矿物质处理（织物）（使之加重）
5.
Abstract: The gold-telluride deposit is an important type of gold deposit.
文摘:金-碲化物型矿床是一种重要的金矿类型。
6.
a rare silvery-white mineral; important ore of cobalt.
一种银白色的稀有矿物，是重要的钴矿石。
7.
PROSPECTING DIVISION OF HEAVY PLACER MINERALS IN SURFACE SEDIMENTS OF THE SOUTHERN NANSHA TROUGH AND ADJACENT SEA AREA
南沙海槽南部表层重砂矿物及其成矿远景
8.
Recovery of uranium mineral from Liaoning Fengcheng ludwigite ore by gravity concentration
重选回收辽宁凤城硼铁矿中铀矿物研究
9.
A dark gray mineral, essentially Cu2S, that is an important ore of copper.
辉铜矿一种深灰色矿物，主要成分为Cu2S，一种重要的铜矿石
10.
a mineral consisting of native potassium chloride; an important ore of potassium that is found in sedimentary beds.
一种由天然氯化钾组成的矿物，是重要的钾矿石，见于沉积矿床中。
11.
A soft, black to dark gray mineral, MnO2, the commonest and most important secondary ore of manganese.
软锰矿一种软的，黑色至灰黑色的矿物质，MnO2，是最普通最重要的锰矿
12.
Process Mineralogy and Gravity Concentration on an Anshan-type Low-grade Hematite Ore
一种鞍山式贫赤铁矿矿石的工艺矿物学和重选分离研究
13.
a rare mineral that is an important source of cesium.
一种稀有矿物，是铯的重要来源。
14.
a mineral of the mica group; an important source of lithium.
云母族中的一种矿物，是锂的重要来源。
15.
a heavy mineral oil used as fuel in diesel engines.
柴油发动机所用的一种重型矿物油。
16.
Application of Mineral Dye in Modern Chinese Ink Painting.;
矿物颜料在现代中国重彩画中的运用
17.
Study on Regulation and Control of Heavy Metal Pollution in Vegetable by Mineral Conditioner
矿物改良剂调控蔬菜重金属污染研究
18.
mineral deposits, resources, wealth, etc.
矿藏、 矿物资源、 矿物财富.