high intensity mining
常见例句
- Hydraulic coal mining offers the merits of being simple in process, high in adaptability, less in labor intensity and easy in management.
水力采煤具有工序简单、适应性强、劳动强度小、便于管理等优点。 - There are some problems on pillar mining of rock cross-cut in steep coal seam, such as bad job environment, high working intensity, low coal recovery ratio etc.
急倾斜煤层石门煤柱开采存在作业环境差、劳动强度大、煤炭回收率低等问题。 返回 high intensity mining