| • counter sinking | |
| शंकु: cone tent peg peg stake dart spear fid taper | |
| खनन: digging mining excavation mining | |
शंकु खनन अंग्रेज़ी में
[ shamku khanan ]
| • counter sinking | |
| शंकु: cone tent peg peg stake dart spear fid taper | |
| खनन: digging mining excavation mining | |
