... coal open-pit mining 露天采煤 open-pit mining machine 露天采矿机 sunken open pit mining 凹陷开采 ...
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coal open-pit mining
露天采煤
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It is reported that the mining area rich in coal resources, coal mining can be thick, buried shallow dip small coal occurrence stability, abundant reserves, suitable for large-scale open-pit mining.
据介绍，这一矿区煤炭资源丰富，可采煤层厚、埋藏浅、倾角小、煤层赋存稳定、储量丰富，适于大型露天开采。
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