modulation of laser造句

例句与造句

1. In high - speed direct optical modulation of laser diodes , the frequency chirp of the modulated signal cannot be eliminated . then the optical external modulators play more and more important role in large capacity optical transmission systems , and have become a subject of intense study
   在高速光调制中，直接调制引起的啁啾噪声难以克服，光外调制器在大容量光纤传输系统中，扮演着越来越重要的角色，成为当前的研究热点。
2. It's difficult to find modulation of laser in a sentence. 用modulation of laser造句挺难的