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本文主要介绍特富矿的采矿实践。
In this paper the mining practice of extra high grade ore is introduced.
youdao
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丰富矿产资源并不一定会把一个国家，要么带向毁灭，要么带向繁荣。
Mineral wealth does not necessarily lead to either ruin or prosperity.
youdao
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丰富矿产资源并不一定会把一个国家，要么带向毁灭，要么带向繁荣。
Mineral wealth does not necessarily lead to either ruin or prosperity.
youdao