1) parabolic approximation
抛物线近似
1.
Through using parabolic approximation and linear approximation together, sine function signal is approximated with highly accuracy.
通过联合运用抛物线近似和线性近似实现了对正弦信号的高精度近似,所产生的最大谐波电平为-56。
2) parabolic equation approximation
抛物方程近似
1.
In this thesis, parabolic equation approximation, FOR3D, is used .
本论文利用抛物方程近似，FOR3D程序来研究内波对声传播的影响。
3) parabolic similar equation
抛物近似方程
1.
The transmission loss patterns of the electromagnetic field was studied by solving the parabolic similar equation which is gotten from the Helmholtz equation similarly.
运用电磁波场基本理论,推导了海气界面的电磁波场散射方程;通过对由Helmholtz方程近似得到的抛物近似方程的求解,研究了海气界面上电磁波的传播损耗模式,探讨了电磁波在海气界面的蒸发波导中的传播模型;采用双尺度模型,并根据海面微尺度波谱和Bragg散射理论建立了海浪谱与雷达散射截面的关系。
4) asymptotic parabola
渐近抛物线
1.
Interpolation parabolas and the asymptotic parabola of a plane curve;
平面曲线的插值抛物线与渐近抛物线
5) Parabola approach
抛物线逼近
6) Method of parabolic approach
抛物线逼近法
补充资料：Neil抛物线
Neil抛物线
Nal parabola
N‘抛物线汇N斑钾，加.;~‘。，一一j 半立方抛物线(~一cubicP肚川刀la)，因W .Ne江 ‘击工’‘明生资出这一曲线的弧长.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条