V2EX open-pit mining

Open-Pit Mining

释义 Definition

open-pit mining(露天采矿 / 露天开采):一种在地表“挖出大坑(pit)”来开采矿石的采矿方式。通常先移除覆盖在矿体上方的土石(覆盖层),再分台阶向下开采,常用于铜、铁、金等矿产的大规模开采。(也常被称为 open-cast mining,含义相近。)

发音 Pronunciation (IPA)

/opn pt man/

例句 Examples

Open-pit mining can produce a lot of dust.
露天采矿可能会产生大量粉尘。

Because the ore body was close to the surface, the company chose open-pit mining instead of building an underground mine.
由于矿体靠近地表,公司选择了露天采矿,而不是修建地下矿井。

词源 Etymology

该短语由 open(露天的)+ pit(坑、矿坑)+ mining(采矿) 组成,字面意思就是“在露天的矿坑里采矿”。随着近代大型机械(如挖掘机、矿用卡车)普及,适合浅部矿体的大规模地表开采方式逐渐固定为这一表达。

相关词 Related Words

文学与著作中的用例 Literary Works

  • **SME Mining Engineering Handbook**(采矿工程经典手册之一,讨论露天采矿的设计、边坡、运输与安全等内容时常用该术语)
  • **Surface Mining**(B. A. Kennedy 编;以地表/露天采矿为核心主题的专业著作)
  • **Introductory Mining Engineering**(Howard L. Hartman & Jan M. Mutmansky;入门教材中常用 open-pit mining 对比 underground mining)
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