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Terms for subject Metallurgy containing 钻头 | all forms | in specified order only
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凯里方钻杆安全配合接头Kelly saver sub
凯里方钻杆锁接头Kelly sub
刮刀钻头blade drag bit
取岩心钻头rock core bit
埋头钻countersunk
孕镶金刚石岩心钻头diamond-impregnated core drill bit
岩心钻头coring bit
岩心钻头jack bit
岩心 取心钻头hollow bit
岩心钻头core drill bit
平底扩孔钻头counterbored nozzle bore
牙轮钻头roller bit
环状钻头annular bit
表镶金刚石钻头surface set bit
金刚石钻头diamond drill bit
金刚石钻头diamond-impregnated drill
金刚石钻头cast-set diamond bit
金刚石岩心钻头diamond-impregnated core drill bit
钻头straight bit
钻头drilling bit
钻头卡头chuck
钻头用钢drill steel
钻头硬质合金镶片rock drill insert
钻头规drill gauge
钻头锁接头bit sub
钻岩钻头rock bit
钻探用钻头boring chisel
钻探用桨叶式钻头boring blade
钻柱锁接头drill-stem sub
钻铤锁接头drill collar sub

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