| 1. | Making goddamn drill bits for the rest of my life .下半辈子都得做他妈的钻头了 |
| 2. | . . . making goddamn drill bits for the rest of my life . . .下半辈子都得做他妈的钻头了 |
| 3. | Research on a new type of drilling bit in the slipping formation 新型打滑地层钻头的研究 |
| 4. | Diamond drilling bits and diamond core bits 金刚石钻头及金刚石取心钻头 |
| 5. | Research and development of new drilling bit for roof bolt driller 锚杆钻机新型钻头的研制 |
| 6. | Avoid contact with osteotomes , drill bits , and saws 不要把手贴附在骨刀刃、钻头或锯面上。 |
| 7. | New drill bit for drilling small diameter deep hole 新型小径深孔钻头 |
| 8. | Drill bits with tapered connection for percussive wet rock drilling 凿岩.冲击湿式凿岩用的锥体钻头 |
| 9. | Design and application of drill bit used in super abrasion strata 用于超研磨性地层钻头的设计与实践 |
| 10. | Take your oil money - - drill bits -把你的石油金元- -钻头 |