dipolar electret

• 偶极驻极体

dipolar electret的用法和样例：

例句

1. The first to create a back-of-the first electret microphones, the quality has reached the international advanced level.
   率先制造的背极式驻极体麦克风音头，品质已达到国际先进水平。
2. In this article,physical enhancement especially using electret will be mainly discussed.
   本文主要介绍驻极体透皮给药制剂的研究进展及其相关透皮机理。