- bit consumption
- 钻头: boring crown; bore bit; dril ...
- 多整钻头用夹钳: dressing bit tongs
- 修整钻头用的钳子: dressing bit tongs
- 钻头用的金刚石粒: boartz
- 可转位钻头用削平型直柄: drills with indexable inserts-cylindrical shanks with a parallel flat
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钻头用量的英文
- bit consumption
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