The results show that parabolic interpolation is much better than others concerning calculation speed, calculation accuracy and error fluctuation.
结果表明，抛物面插值法计算速度较快，精度较高，并且误差波动较小。
2
The results show that parabolic interpolation is much better than Gauss surface interpolation and gradient interpolation in calculating speed, accuracy and error fluctuation.
结果表明，抛物面插值法计算速度较快，精度较高，并且误差波动较小。
3
After the analysis solution was known, the process of the lateral parabolic profile design may be simplified, computational effort may be decreased and computation speed can be improved.