| • double differentiation | |
| द्वि: double acting double helical gear double | |
| अवकलन: differentiation differential | |
द्वि श: अवकलन अंग्रेज़ी में
[ dvi sha: avakalan ]
| • double differentiation | |
| द्वि: double acting double helical gear double | |
| अवकलन: differentiation differential | |