| • angle of friction • angle of repose • grinding angle | |
| घर्षण: friction grinding grind abrasion polishing abrade | |
| कोण: angle corner dip nook Angle angle valve drum | |
घर्षण कोण अंग्रेज़ी में
[ gharsan kon ]
| • angle of friction • angle of repose • grinding angle | |
| घर्षण: friction grinding grind abrasion polishing abrade | |
| कोण: angle corner dip nook Angle angle valve drum | |
