open pit mining

基本解釋

Research on the safety and stability of slope in open-pit mining is very significant to safety production of open mines.
研究露天開采邊坡的安全穩(wěn)定對露天礦山的安全生產(chǎn)具有重要意義。
The influence of underground water on side slope stability of open-pit mining stope was probed. The existent problems at present were explained.
探討了地下水對露天采場邊坡穩(wěn)定性的影響，并對目前存在的問題作了必要的說明。
The open-pit mining has more advantages than underground mining, but its disadvantages is also very obvious, that is, a lot of rocks are also peeled in minerals exploitation.
露天開采比地下開采有很多的優(yōu)越性，但缺點也是非常明顯的，那就是在開采礦石的同時，還要剝離大量的巖石。
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The delays were caused by new Argentine import restrictions, which the company said has hindered its ability to purchase necessary spare parts in-country to keep all open-pit mining equipment in continuous operation.
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At Surmont, instead of open-pit mining, the bitumen is melted out of the ground by injecting steam.
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