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1·Compared with traditional direct implementation and folded filter, polyphase implementation has the advantage of requiring fewer chip resources.

与传统的直接实现形式和折叠滤波器等改进形式相比，多相形式具有占用资源少的优点。

2·Folded filter cartridge with internal and external supporting elements, which has good resistance to destroy and long service life and can increase effective filtering area, is adopted.

采用带内外支承体的折叠式滤心结构，滤心抗破坏能力强，有效过滤面积大，使用寿命长；

3·High flow filter is folded by the company's new nonwoven fabric, micro-replicated, professional discounts combining patented new technology produced.

大流量折叠滤芯是由我公司最新推出的采用无纺布、微复制、专业打折相结合专利新技术制作而成。

4·Whereas this method is compared with the usual method-folded of segmental filter paper?s.

介绍了扇形滤纸的一种新的折叠方法，并与常用的折叠方法进行了比较。

5·To compensate for these shortcomings, this paper proposes a new technique based on the folded half-band filter design methods.

为了弥补上述的不足，文中提出了一种基于折叠技术的新的半带滤波器设计方法。