• 2022-06-11
    缓和曲线采用切线支距法计算坐标的公式为()
    A: Ax=ι-ι4/(40R2I02)+ι9/(3456R4I04)…
    B: Bx=ι-ι5/(40R2I02)+ι9/(3456R4I04)…
    C: Cx=ι-ι3/(40R2I02)+ι9/(3456R4I04)…
    D: Dx=ι-ι2/(40R2I02)+ι9/(3456R4I04)…