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Terms for subject Oil / petroleum containing 钻头齿 | all forms | in specified order only
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十字刮刀楔形齿钻头cross-bladed chisel bit
双牙轮镶齿钻头two cone insert bit
四齿翼刮刀钻头four-blade toothed drag bit
固定齿钻头分类制fixed cutter bit classification system
天然金刚石镶齿钻头insert natural diamond bit
密封滑动轴承镶齿钻头sealed journal bearing insert bit
楔形硬合金齿钻头chisel type insert bit
滑动轴承球齿钻头journal bearing button bit
特形硬合金齿钻头shaped insert bit
碳化钨球齿钻头tungsten carbide button bit
聚晶金刚石镶齿钻头insert polycrystalline diamond bit
轴颈轴承球齿钻头journal bearing button bit
轴颈轴承镶齿钻头journal bearing insert bit
金刚石镶齿震击钻头diamond-enhanced hammer bit
钻头牙轮齿bit prong
钻头牙齿bit tooth
钻头牙齿与井底接触面积hole coverage
钻头牙齿冲击bit tooth impact
钻头牙齿磨钝度bit-tooth dullness
钻头相牙轮齿与齿谷互啮intermesh
钻头硬合金齿drillbit insert
钻头齿cutter teeth
钻头齿bit teeth
钻头齿交错断缺staggered interruption
钻头齿tracking
钻头齿间夹角included angle of teeth
钻头齿间铣刀角included angle of teeth
钻头齿顶磨平flat crested wear
铳齿牙轮钻头tooth bit
铳齿钻头mill-tooth bit
铳齿钻头steel tooth bit
镶硬合金齿的钻头carbide insert bit
镶碳化钨硬合金齿钻头sintered tungsten carbide compact bit
镶碳化钨齿钻头tungsten carbide insert bit
镶齿钻头tungsten carbide insert bit
镶齿钻头but ton bit
长齿钻头long toothed bit
齿状取心钻头borway bit