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Trajectoire piston bielle vilebrequin solution.svg en Trajectories of crankshaftconnecting rodpiston system see File Piston bielle vilebrequin coupe et schema cinematique svg fr Trac des trajectoires d'un systme vilebrequinbiellepiston voir File Piston bielle vilebrequin coupe et schema cinematique svg Trajectoirepistonbiellevilebrequinvierge