短語詞組短語relative motion differential equation 相對(duì)運(yùn)動(dòng)微分方程Motion Dynamical Equation 運(yùn)動(dòng)力學(xué)方程motion n equation 運(yùn)動(dòng)方程motion differential equation 運(yùn)動(dòng)微分方程motion orbit equation that 運(yùn)動(dòng)軌道方程motion characteristic equation 運(yùn)動(dòng)特征方程motion trajectory equation 運(yùn)動(dòng)軌跡方程motion orbit equation 運(yùn)動(dòng)軌道方程 返回 motion equation