| • rotary boring | |
| घूर्णी: rote rotifer rotative rotaing rotary rotary | |
| वेधन: boring centesis drilling penetration piercing | |
घूर्णी वेधन अंग्रेज़ी में
[ ghurni vedhan ]
| • rotary boring | |
| घूर्णी: rote rotifer rotative rotaing rotary rotary | |
| वेधन: boring centesis drilling penetration piercing | |
