ppf

常见例句

Product name: Multiple structures PPF film.
产品名称：多维结构打孔膜.
And PPF can be applied in all types of economy.
似乎和讨论中的问题有关, 大家可以一看再作讨论!
ConclusionThe study showed that PPF and ALCAR...
结论PPF和ALCAR确能改善老年动物的学习记忆能力。
It was resulted that the method was practicable and significantin modifying the Chinese standard of PPF testing.
测定试验结果表明，该方法是可行和实用的。因而，对修订透性测定的国家标准具有指导意义。
This paper penetrates on a profound and detailed study on the parameter design of PPF.
本文对无源电力滤波器的参数设计方法进行了深入的研究。
The operating principle of a novel push-pull forward(PPF) converter is introduced.
主电路采用推挽正激变换器和双降压式逆变器。