URL：https://www.researchgate.net/publication/370193318/figure/fig1/AS:11431281152872773@1682187329157/Driving-coefficient-on-road-surface-with-adhesion-coefficient-of-10_Q640.jpg
掲載元：https://www.researchgate.net/figure/Driving-coefficient-on-road-surface-with-adhesion-coefficient-of-10_fig1_370193318
