This paper proposes a design technique of variable-bandwidth filter (VBF) based on extended Fourier transform (EFT).
本文提出了一种基于扩展傅里叶变换（EFT）的可变带宽滤波器（VBF）设计方法。
2
According to practical situation of our country, the program that we had been carrying out mainly focuses on studying VBF application in disposing sewage.
本课题是根据我国具体情况，研究VBF在城市污水处理方面的应用。
3
Objective:To analyze X-ary and CT findings and evaluate the clinical value and limitation of X-ray and CT in diagnosis and directing management of vertebral burst fractures (VBF).