下向采掘的英文

• underhand work

• 下    below; down; under; undernea ...
• 向    direction
• 采掘    digging; hewing; cutting; ex ...
• 下向采矿    underbreaking
• 下向    downdip
• 采掘    digging; hewing; cutting; excavate 采掘矿物 excavate minerals
• 倾向采用的    adoptive
• 上向采矿    upward mining
• 双向采煤    bidirectional cutting
• 下向的    downward; retrorse
• 下向风    downdrift
• 下向焊    down hill welding; down weld
• 下向力    downward force
• 下向下    dn. down
• 采掘场    working
• 采掘船    mining dredge; mining vessel
• 采掘段    land
• 采掘工    digger
• 采掘机    digger; mining machine
• 采掘面    working face
• 采掘税    sevarance tax; severance tax
• 采掘台    stull
• 采掘者    quarrier
• 核采掘    nuclear excavation
• 截割；采掘    cutting