8,建造市场,研究猎犬(hunting dogs)和砂金矿(placer mines)这里要说明一下,一般是在攒够了升级所需粮食之后才考虑研究这些科技,如果资源充足(初始资源中有黄金,又通过探索遗迹获得了额外的...
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本文分析了湖南砂金矿床及砂金的开采情况。
This paper has analysed the Hunan alluvial gold deposit and its present mining status.
上地幔隆起区是控制砂金矿和岩金矿面式分布的主要因素。
The upheaval zone in upper mantle is the primary factor controlling the distribution of gulch-gold mines and lode gold mines.
分别总结了砂金矿床品位及吨位分布的典型数学地质特征。
The typical mathematical and geological features of these models are detailed separately.
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