combination drilling
短语词组
- Stable combination of drilling 稳定组合钻具
- air -flush combination-drilling 空气组合钻探
- combination drilling equipment 两用钻井设备
- combination drilling outfit 两用钻井装置
- combination drilling rig 冲击旋转钻机
- three combination drilling machine 三面钻组合机床
- Combination drilling machine 组合钻床
- combination system of drilling 混合钻井法
- combination drilling technology 复合钻井技术 返回 combination drilling