- dry digging br>
- 干: trunk; main part
- 砂矿床: placer
- 干砂矿: dry digging; dry placer
- 砂矿床: alluvial deposit; placer deposit
- 滨海砂矿床: marginal marine deposit
- 残积砂矿床: eluvial placer deposit
- 沉积砂矿床: sedimentary placer deposit
- 冲积砂矿床: alluvial placer deposit
- 地下砂矿床: deelead
- 河阶砂矿床: bench placers
- 洪积砂矿床: diluvial placer
- 积砂矿床: placer deposit
- 第四纪砂矿床: quarternary placer deposit
- 海滨漂砂矿床: beach placer
- 宝石类漂砂矿床: placer
- 干砂: [冶金学] dry sand; dried sand◇干砂金矿 [采矿工程] dry placer; 干砂矿床 dry digging
- 砂矿: [地质学] placer; placer deposits; mine; drift mine◇砂矿剥离 stripping for alluvial; 砂矿床 placer; 砂矿井采 placer mining; 砂矿开采 placer mining; alluvial mining; placering; 砂矿运输 alluvial transportation
- 矿床: [地质学] mineral deposit; ore deposit; deposit; mine 层状矿床 bedded deposit; 海底矿床 submarine deposit; 金属矿床 metalliferous deposit; 矿床开拓 orebody development; 矿床评价 evaluation of deposits
- 干砂层: dry sand layer
- 干砂浆: dry mortar
- 干砂模: dry sand mold
- 干砂器: sand drier
- 干砂糖: soft grains
- 干砂心: dry core
- 干砂型: dry sand mold; dry sand mould; roast sand mould
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