• rack-and-pinion rail | |
दंतुर: dentate serrate toothed | |
पटरी: berm track sidewalk shoulder ruler rule pavement | |
दंतुर दंडचक्र पटरी अंग्रेज़ी में
[ damtur damdacakra patari ]
• rack-and-pinion rail | |
दंतुर: dentate serrate toothed | |
पटरी: berm track sidewalk shoulder ruler rule pavement | |