frequency tripler造句

例句与造句

1. 4 . combined with front analysis , both extracavity and intracavity frequency tripling have been designed
   4 .结合前面的分析与总结,设计了腔外和腔内两种倍频方式。
2. It's difficult to find frequency tripler in a sentence. 用frequency tripler造句挺难的