1) extended hyperbolic congruence codes

扩展的双曲同余码
1.
A new one-dimensional optical orthogonal codes(1D-OOC), named extended hyperbolic congruence codes (EHC), was first constructed, and its performance was analyzed.
构造了一种扩展的双曲同余码 ( EHC) ,用该码作为时间扩频伪随机序列和以素数码 ( PC)作为波长跳频伪随机序列 ,形成了一种新的二维光正交码 EHC/PC。
2) extend hyperbolic and line code/prime code (EHLC/PC)

扩展双曲同余码/素数码(EHLC/PC)
3) Hyperbolic line congruence code(HLC)

双曲线性同余码
4) extended quadratic congruence(EQC) code

扩展二次同余(EQC)码
5) the extended tanh function method

扩展的双曲正切函数法
1.
With the help of Maple, some new combined formal solitary-wave solutions for KdV-Burgers equation are obtained by using the extended tanh function method and the special solutions of Riccati equation.
利用扩展的双曲正切函数法和Riccati方程的几个特解 ,借助于计算机代数系统Maple ,获得了KdV Burgers方程新的复合孤波解 。
6) extended hyperbolic method

扩展双曲线法
1.
In this paper,the key controls measures for settlement observation of roadbed,bridge and culvert,tunnel were researched and settlement deformation was forecasted by extended hyperbolic method.
在研究客运专线路基、桥涵和隧道的沉降观测的技术方案等关键控制技术的基础上,使用扩展双曲线法对路基沉降结果进行了预测。
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