reciprocal figure मीनिंग इन हिंदी

उदाहरण वाक्य

1. He also translated from the Italian, for the benefit of engineering students, Luigi Cremona's " Graphical Statics : Two Treatises on the Graphical Calculus and Reciprocal Figures in Graphical Statics " ( Oxford : Clarendon Press, 1890 ).