We found that its gain were improved by adding the PBG structure. 结果表明，通过添加光子晶体结构能提高天线增益。
In this paper,the crystalline structures of CPE synthetized by solid-phasechlorination were studied by infrared spectroscopy. 本文用红外光谱法对固相氯化法合成的氯化聚乙烯的结晶结构进行了研究。
From the two viewpoints of crystallization structure and channel material have been proposed to improve the performance of polycrystalline SiGe TFTs. 依据结晶结构以及元件通道材料两个观点去改善多晶矽锗薄膜电晶体之特性。
