We introduced the principles of OOP briefly atf ir st, then, with the theory and methods of OOP, we designed an application software to implement basic wavelet analysis algorithms.

首先简述了面向对象程序设计的基本思想；然后利用面向对象程序设计的思想，设计了一个实现小波分析理论中的常用算法的应用软件。

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I also assume that you know the basics of working with classes and objects in PHP, as the PHP components used in this article are written in compliance with OOP principles.

还假定读者了解在php中的类与对象的相关知识，因为文中所采用的PHP组件是遵照OOP原则来编写的。

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