Based on analyzing H. 263 recommendation, a new scene adaptive video coding scheme which used twolayerfilter mechanism was proposed.
基于H。 263视频编码标准，提出了一种新的采用二级筛选机制的场景自适应编码方案。
2
In order to further decrease the size of the filter, a two-layer microstrip bandpass filter is also designed.
为了进一步减小滤波器尺寸，本文还设计了一个双层结构的微带带通滤波器。
3
A filter media for an active field polarized media air cleaner comprises two layers of dielectric material, and a high-impedance permeable net is sandwiched in the low-impedance dielectric layer.