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Terms for subject Technology containing combination drilling | all forms | exact matches only | in specified order only
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combination drilling复式钻机
combination drilling冲击回转钻进
combination drilling equipment冲击回转钻进设备
combination drilling equipment综合钻进设备
combination drilling machine组合钻床
combination drilling outfit冲击回转钻进设备
combination drilling outfit综合钻进设备
combination of exploring-drilling坑钻结合
combination pilot, drilling and reaming bit导向、钻进、扩孔多用钻头