interpolation of cylinder spiral-line圆柱螺旋线插补
one-line interpolation一维线性插值
time-line interpolation时间序列插值
straight-line interpolation直线内插
on-line interpolation在线插值
spiral-line interpolation螺旋线插补
delay-line interpolation延迟线插入法
Off-line interpolation离线插补
d-line interpolation三维直线插补