理论计算机科学 可计算性与计算复杂性 释文 reduction principle for the computably enumerable sets 计算可枚举集的归约原理
- polyester crepe
- polyester fiber
- polyester polyamide copolymer fibers
- polyester polyol
- polyester resin
- polyester taffeta
- polyester technical yarn
- polyether
- poly (ether amide)
- polyether antibiotic
- polyether ester fiber
- poly (ether-ether-ketone)
- poly ether ether ketone
- polyetheretherketone fiber
- poly (ether-ketone)
- poly ether ketone
- poly (ether-ketone-ketone)
- poly ether ketone ketone
- polyether polyol
- poly (ether sulfone)
- poly ether sulfone
- polyethersulfone
- poly (ether-urethane)
- poly(ether urethane)
- polyethylene