数据库 数据库管理系统及其实现技术 释文 data independence 数据独立性
- poly (vinylene chloride)
- poly (vinyl fluoride)
- polyvinyl fluoride
- polyvinyl formal
- poly (vinylidene chloride)
- polyvinylidenechloride
- poly(vinylidenefluofide—co—hexafluoropropylene
- poly (vinylidene fluoride)
- poly(vinylidene fluoride)
- polyvinylidene fluoride
- polyvinylidine chloride
- polyvinyl pyrrolidone
- polyvinylpyrrolidone
- polywater
- polyword
- polyzonal curve
- poly(α-cyanoacrylate)
- poly (β-alanine)
- poly β-hydroxybutyrate，PHB
- poly(ε-amino caproic acid)
- poly(ε-amino caproic acid); poly(6-amino caproic acid); polycaprolactam
- poly (ε-caprolactam)
- poly (ε-caprolactone)
- poly (ε-caprolactone) (PCL)
- poly（butylene succinate-co-butylene terephthalate) fiber