功率大相关论文
平板电视、投影仪等超薄视听产品用的多采用超薄扬声器,薄形扬声器,受高度限制,支撑系统对的设计空间非常有限,本文介绍磁路内藏支......
A new kind of MOPA configuration to obtain a high power free-electron laser with very narrow line-width that can satisfy......