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
- Fu Quanxiang
- Fur
- fur
- furan
- furance arch
- furan dicarboxylic acid
- fur and leather fabric
- furanocoumarin
- furanoid acid
- furanose
- furan resin
- furazolidone
- furazolidone; medaron; furoxane; topazone
- furca
- furcate hair
- furcate tail
- furcation
- furcula
- Furen Daquan Liang Fang，Complete Effective Prescriptions for Women's Diseases
- Fu Renjun
- fur fading
- furfural
- Furfural acetone formaldehyde resin
- furfuralcohol
- furfuralcohol resin