| • starting friction | |
| आरंभिक: primate prelibation early pilot project | |
| घर्षण: friction grinding grind abrasion polishing abrade | |
आरंभिक घर्षण अंग्रेज़ी में
[ arambhik gharsan ]
| • starting friction | |
| आरंभिक: primate prelibation early pilot project | |
| घर्षण: friction grinding grind abrasion polishing abrade | |
