permanent ①永久的，永恒的 ②积和式†
permanent 积和式†；永久量；永久的 product-sum form 积和式
理论计算机科学 可计算性与计算复杂性 释文 permanent 积和式
- fenshanbao
- Fen Shu (A Book to Burn)
- Fenshui Zhen
- Fentanyl
- fentanyl
- fenthion
- fentin
- fentin chloride
- fentin hydroxide
- Fenton reaction
- Fenton’s reagent
- Fenton’sreagent
- fentrazamide
- fenugreek seed
- fenvalerate
- Fen Wei graben
- Fen wine workshop in Xinghua village
- Fenxiang Formation
- Fenxi Xian
- Fenyang and Xiaoyi ground Yangge
- Fenyang Shi
- Fenyi Xian
- Fenɡ Binɡquɑn
- Fenɡ Chenɡjun
- Fenɡ Jizhonɡ