结构采用管道和滤波器模型，利用面向对象技术实现，提高了软件的扩充和再利用能力。

The model is a pipe and filter, which is implemented by object oriented method. It is easy to be reused and extended.

youdao

结构采用管道和滤波器模型，利用面向对象技术实现，提高了软件的扩充和再利用能力。

The model is a pipe and filter, which is implemented by object oriented method. It is easy to be reused and extended.

youdao