| • pitch angle | |
| अन्तराल: clearance space interstice space play interval | |
| कोण: angle corner dip nook Angle angle valve drum | |
अन्तराल कोण अंग्रेज़ी में
[ antaral kon ]
| • pitch angle | |
| अन्तराल: clearance space interstice space play interval | |
| कोण: angle corner dip nook Angle angle valve drum | |
