赛斯专业词典
纯滚动牙轮钻头
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四牙轮钻头牙轮支架
bridge of the bit
牙轮钻头钻进
roller boring
roller bit drilling
滚动牙轮式扩眼器
rolling -cutter reamer
滚轮钻头
Rolling cutter
滚柱轴承锥形牙轮钻头
cone type roller bearing rock bit
十字滚动钻头
cross-over joint
差异式独牙轮钻头
zublin differential bit
带蹼牙轮钻头
DM bit
单牙轮钻头
one-cone bits
zublin simplex bit
定向型三牙轮钻头
directional-type tricone bit
独牙轮钻头
zublin bit
非自洁式牙轮钻头
nonself-clearing bit
non self-clearing bit
钢齿牙轮钻头
steel tooth bit
steel tooth roller cone bit
密封轴承牙轮钻头
sealed bearing rock bit
盘式单牙轮钻头
disc one-cone bit
喷射式三牙轮钻头
jet type tricone bit
喷射式牙轮钻头
jet nozzled rock bit
偏心单牙轮钻头
mono-cone bit with offset
平底牙轮钻头
flat toothed bit
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