The Approximative Solution of Differential Kinematics Equation Containing a Cubic Veloccity Nonlinear Term for a Projectile in the Northern Hemisphere是什么意思_The Approximative Solution of Differential Kinematics Equation Containing a Cubic Veloccity Nonlinear Term for a Projectile in the Northern Hemisphere在线翻译_英语_读音_用法_例句