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
- tribonacci number
- tribophysics
- tribo plasma
- triboplasma
- tribo-polymerization
- tribosublimation
- tribo test
- tribox
- tribrach
- tribrachial flame
- tribromophenol
- Tribune of Folk Literature
- tribuni
- tributary
- tributary order
- Tributary trade
- tribute and taxes of Aboriginal Office
- Tribute Candidates
- tribute grains paid by military-agricultural settlements
- Tribute Paper by Cao Yin
- Tribute Systems of Royal Family of Ming Dynasty
- tribute tea
- tributyl phosphate
- tributyl phosphate mineral processing reagent
- tributyl phosphate (TBP)