surface mining
短语词组
- surface coal mining 露天採煤
- surface hydraulic mining 露天鑛水力開採
- surface bench mining 露天台堦開採
- surface e mining 露天開採
- surface e mining method 露天採鑛法
- surface mining method 露天採鑛法;露天鑛採鑛方法
- surface mining engineering design 露天採鑛工程設計
- surface mining safety 露天採鑛的安全
- surface mining limits design 露天鑛開採境界設計 返回 surface mining