1.
THE MINERALIZATION LAWS OF THE ALLUVIAL GOLD PLACERS AT ALTAI MOUNTAIN
阿尔泰山冲积型砂金矿的砂金富集规律
2.
To wash gravel, sand, or other sediment in a pan.
淘金在淘金盆中冲洗矿砂、沙子或其他沉积物
3.
Placer mining: Oldest method of recovering gold from alluvial deposits.
砂矿开采:从冲积层回收黄金的最古老方法。
4.
A glacial or alluvial deposit of sand or gravel containing eroded particles of valuable minerals.
砂矿，砂积矿床一种砂砾或碎石的冰河沉积物或冲积沉积物，包括有价值的矿物成份
5.
Dredging for alluvial gold.
用挖掘机找冲积金矿
6.
artificial water-channel,esp where gold-miners rinse gold out of sand and dirt
人工水道;（尤指金矿工人用以冲洗金砂的）
7.
Study on the Typomorphic Characteristics of Arsenopyrite and Pyrite of Bake Gold Deposit in Jinping, East Guizhou
黔东锦屏八克金矿毒砂和黄铁矿标型特征研究
8.
Many minerals are found in alluvial deposits of sand, clay, or gravel. They have been carried along and then laid down by flowing water.
许多矿物都是在砂土、泥土或砾石冲积矿床中发现的。这些矿物被流水搬运并随之沉积下来。
9.
To wash(gravel, for example)in a pan for gold or other precious metal.
淘金在盘子中冲洗（如矿砂）以便得到金子或其它珍贵的金属
10.
Mineralogy of arsenian pyrites and arsenopyrites of Carlin-type gold deposits in Yunnan-Guizhou-Guangxi "golden triangle" area, southwestern China
滇黔桂“金三角”卡林型金矿含砷黄铁矿和毒砂的矿物学研究
11.
A deposit of gold ore in an old riverbed.
富金砂矿古河床里的金砂矿床
12.
THE DEPOSITIONAL FEATURE OF NEOZOIC′BASINS IN THE WESTERN YUNNAN PROVINCE AND THE MINEROTGENETIC CONDITIONS OF SANDSTONE- TYPE URANIUM DEPOSITS
滇西新生代盆地沉积特征及砂岩型铀矿成矿条件
13.
A study on sedimentary facies of the Neogene and exploration prospective of sandstone-type uranium deposits in eastern Chaidam Basin
柴达木盆地东部新近系沉积相与砂岩型铀矿找矿方向
14.
Comparison of metallogenic conditions for sandstone-type uranium deposit between Erlian basin of China and sedimentary basins of Mongolia
二连盆地与蒙古沉积盆地砂岩型铀矿成矿条件对比
15.
sluice ore,ie to separate it from gravel,etc
冲洗矿砂（使之与砂砾等分开）
16.
abstract metal from ore
从矿砂中提取金属.
17.
Once-forming Construction Technique of Large Area Concrete Wearing-proof Floor
大面积混凝土金刚砂耐磨地面一次成型施工技术
18.
the particles and flakes (and sometimes small nuggets) of gold obtained in placer mining.
开采冲积矿获得的颗粒状和薄片状（有时呈小块状）的黄金。