bpf

Under special conditions a BPF may also be used as an LPF or as an HPF . filter , carrier-current , for line telegraphic or telephonic systems

在特殊条件下，带通滤波器也可以用作低通滤波器或高通滤波器。载波滤波器，有线电报或电话系统用

Study on the Property of Second-order BPF under Square Wave Excitation

方波激励下二阶带通滤波器性能研究

Distributing network information sniffing system on the basis of BPF model

基于BPF模型的分布式网络信息监听系统

The Research of COD Accounting System Based on BPF

基于BPF的视频课件点播计费系统的研究

The research and development of BPF automatic filter press

BPF自动压滤机的研制

Customer-Oriented Catalog Segmentation Data Mining Research Based on Weighted BPF Algorithm

基于加权BPF顾客商品目录区隔挖掘算法

Digital Simulation of Distributed Systems Based on BPF

基于BPF的分布系统数字仿真方法

Because of its excellent properties and comprehensive application , BPF has huge market potential .

由于其性能优异且用途广泛，已成为一种极具市场潜力的化工产品。

But the results of studies based on BPF are not always coincident with clinical condition .

然而在BPF获得的结果往往与临床有很大的差异。

A method for digital simulation of distributed systems based on BPF ( block pulse function ) is proposed in this paper .

提出了一种应用块脉冲函数（BPF）进行分布式系统数字仿真方法。

Except those , the thesis emphasize mechanism of filtration based on BPF that Monitoring System of Computer Network relates to .

其中着重阐述了本系统中采用的基于BPF的过滤机制。

Research of the CPW DGS and its application to BPF

CPWDGS特性研究及其在带通滤波器中的应用

Effects of BPF extracts on proliferation and mitochondria metabolism of human hepatoma SMMC-7721 cells

土贝母水提物对体外培养人肝癌细胞增殖及代谢的影响

Finally the BPF is compared with other BPFs , and the results show that it has application value .

在工程应用上与其他发射机滤波器进行比较，表明具有应用价值，可用于无线广播、移动通信等领域。

And the tensile strength was 102.3 MPa , which increased 27 % than BPF .

拉伸强度为1023MPa，比纯双酚F环氧树脂提高了27%；

Formulas for designing fully controllable bandwidth dual-band BPF can be inferred .

同时推导出利用这种双频段谐振器实现的带宽可完全控制的双频段滤波器的设计公式。

Epoxy resin but the bending strength was 113.6 MPa , which lower 18 % than BPF .

弯曲强度为1136MPa，比单纯的双酚F环氧树脂下降了18%。

Bisphenol-F ( BPF ) is an important organic chemical material , mainly used for the produce of epoxy resin .

双酚F（BPF）是一种重要的有机化工原料，主要用于生产环氧树脂材料。

The transmission coefficient s_ ( 21 ) of BPF is calculated directly using the signalflow graph method .

用信号流图法直接计算了带通滤波器（BPF）的传输系数S（21）。

Finally , by using the method a2-order lumped band-pass filter ( BPF ) is designed and developed .

最后利用该方法设计并制作了一个二阶集总带通滤波器。

Under the above conditions , the BPF yield reached more than 90 % , the reaction process selectivity was 100 % .

在此条件下BPF收率能达到90%，过程选择性为100%。

It 's aim is to improve performance of stop-band of waveguide band-pass filter ( BPF ) .

要求对目前的E面全金属膜片波导滤波器进行改进，提高其阻带性能。

The research on the novel dual-band BPF based on the broadside-coupled microstrip / CPW composite structures .

基于微带／共面波导宽边耦合综合结构的新型双频段宽带带通滤波器研究。

Asymmetric BPF integrated on chip with auto-tuning

片上集成自动可调谐非对称带通滤波器

The system consists of radio frequency band pass filter ( BPF ), local oscillator ( LO ) and sub-harmonic mixer .

系统主要由高频带通滤波器、本振信号源和亚谐波混频器组成。

The operation principle and model of filtering for BPF were researched and how to use BPF to develop data filter system under Windows System was put forward .

研究了BPF的工作原理和过滤模型并且提出了在Windows系统下如何运用BPF过滤器开发包过滤系统。BPF数据包过滤器在网络监控方面有巨大的研究和使用价值。

Block Pulse Function ( BPF ) is applied in analysis and synthesis of optimal control for PWM systems , and a piecewise constant solution is obtained ;

块脉冲函数（BPF）用于PWM系统的分析及最优控制，获得分段恒定解；

If not , the packet is not a IP fragment and it can be normally handled by BPF .

如果不是，这个数据包就不是IP分片包，让BPF正常处理即可。

Background Bloemycin ( BLM ) induced pulmonary fibrosis ( BPF ) is most widely used animal model for idiopathic pulmonary fibrosis .

博莱霉素（BLM）所致的肺纤维化（BPF）模型是最常用的研究特发性肺纤维化的动物模型。

Comparing to conventional E-plane waveguide filter , great improvments have been made in stop-band attenuation of a BPF .

为了提高E面全金属膜片矩形波导滤波器的阻带性能，本文对滤波器的结构做了改进，采用了混合膜片的形式。