在不断的探索中,蚯蚓生物滤池(VBF)作为一种新的污水处理技术出现了。 为探讨VBF处理系统在我国城市生活污水处理方面的实际应用,我们根据我国的具体情况,在上海龙华...
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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。
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。
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).
目的：分析脊柱爆裂骨折的X线、CT表现，并评价其诊断价值和限度以及对临床治疗中的指导作用。
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