ppf是什么意思_ppf怎么读_ppf造句和翻译

ppf

网络释义：生产可能性边界(production possibility frontier)；车漆保护膜(Paint Protection Film)；无源电力滤波器(passive power filter)

网络释义

1.生产可能性边界(production possibility frontier)lms公司为您量身定做的汽车漆面保护贴膜-----PPF(paint protection film),为您的座驾设置一道无形屏障,抵御昆虫、碎石、沙尘 …

3.无源电力滤波器(passive power filter)无源电力滤波器（PPF）即利用电容和电抗器组成LC调谐电路，在系统中能够为谐波提供并联低阻通路，起到滤波作用；同时…

1.PPF is staying tight-lipped, offering only a written statement.PPF集团现在守口如瓶，仅在书面上做出声明。

2.It was resulted that the method was practicable and significant in 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。

3.Discussion on the Mechanism of the Modification PPF Influencing the Compressive Strength of the Concrete改性聚丙烯纤维影响混凝土抗压强度的机理初探