砂金
Mineral products has oil, natural gas, bittern, alluvial gold to wait.
矿产有石油、天然气、盐卤、沙金等。
This paper has analysed the Hunan alluvial gold deposit and its present mining status.
本文分析了湖南砂金矿床及砂金的开采情况。
The soil erosion in the alluvial gold deposit is serious because of the vegetation destroyed.
沙金矿废弃矿区.由于森林植被被破坏,水土流失严重,形成矿区荒漠化。
Due to power failure suddenly, the lifting system of sand pump in alluvial gold mine is frequently blocked up.
砂金矿山所用砂泵提升装置因突然停电而堵塞提升系统。
The Luannigou ore field riches with alluvial gold of Quaternary Period and is the favorable target for rock gold.
乱泥沟矿区第四系砂金矿产丰富,是寻找岩金的有利靶区。
|placer gold/gold dust;砂金
alluvial gold(冲积金) 是指通过河流、溪流或其他水体自然搬运并沉积形成的天然金颗粒或金块。其核心特征在于其次生沉积成因和富集于松散沉积物中。
以下是其详细解释:
定义与形成过程:
物理特征:
开采与历史意义:
地质学意义:
权威参考来源:
“alluvial gold”是一个地质学和采矿学术语,指通过自然水流作用形成的砂金,以下是详细解释:
冲积砂金与岩金(原生矿脉中的金)的主要区别在于其形成过程和赋存状态。冲积砂金无需复杂冶炼,但资源分散、开采成本较高。
escape routeescape velocityescaped criminalEscherichia coliescrow accountesophageal canceresophagus cancerEsoteric Buddhismespecially Englishespresso coffeeespresso machineessay testessence of beautyessence of chickenessential amino acidessential componentessential conditionessential drugsessential elementessential hypertensionessential oilestablish a businessestablish asestablish oneself inestablished companyestablished conventionsestablished practiceestablishing business relationsEstate Agents Authorityestate tax
本工具由月沙工具箱编辑团队维护,部分内容采用 AI 辅助生成并经人工校对。工具结果仅供参考,不构成任何专业建议。查看编辑政策与参考来源 →