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percussive rotary drilling
meaning in English
冲积转式钻眼
冲积钻钻探
Examples
Percussive rotary drilling
冲积转式钻眼
Related Words
percussive
percussive bit
percussive energy
percussive force
percussive boring
percussive drilling
percussive plough
percussive piling
percussive movement
percussive device
percussive rig
percussive rock drill
percussive sound
percussive test
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