同步 低频 整流器与推挽整流器相似.The synchronized low - frequency rectifier is similar to a push - pull rectifier.在低频燃烧响应的试验测定方面只做了很少的工作.Very little effort has been devoted to the experimental measurement of low frequency combustion re...

“低频”的英语可以翻译为：[计] LF ...