理学 计算复杂性 释 counting complexity 计数复杂性 计数复杂性指计数问题的算法易解性和计算困难性（见计算复杂性）。
理论计算机科学 可计算性与计算复杂性 释文 counting complexity 计数复杂性
- pyrethrin
- pyrethrins
- pyrethroid
- pyrethroid insecticides
- pyrethroid pesticides
- pyrethroid poisoning
- Pyrex
- pyrex
- pyrheliometer
- pyrheliometry
- pyribambenz-isopropyl
- pyribambenz-propyl
- pyridaben
- pyridazine
- pyridine
- pyridine alkaloid
- pyridine poisoning
- pyridinone
- pyridione
- pyrido[2,3-b]pyridine
- pyrido[3,4-b]indole
- pyridoxal
- pyridoxal 5 phosphate
- pyridoxal 5-phosphate
- pyridoxal phosphate