strip mining
短語(yǔ)詞組
- strip coal mining 露天采煤
- strip -mining 露天礦
- strip p mining 露天開(kāi)采;條狀開(kāi)采法
- deep strip pillar mining 深部條帶開(kāi)采
- strip mining of coal 露采煤礦
- strip mining under village 村莊下條帶開(kāi)采
- ascending strip mining 條帶上行開(kāi)采
- strip mining machine 露采機(jī) 返回 strip mining