| 1. | Making goddamn drill bits for the rest of my life
.下半辈子都得做他妈的钻头了
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| 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
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| 4. | Diamond drilling bits and diamond core bits
金刚石钻头及金刚石取心钻头
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| 5. | Research and development of new drilling bit for roof bolt driller
锚杆钻机新型钻头的研制
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| 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。
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| 7. | New drill bit for drilling small diameter deep hole
新型小径深孔钻头
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| 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
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| 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
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| 10. | Take your oil money - - drill bits
-把你的石油金元- -钻头
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