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
- two-point threshold
- two-port
- two-port network
- two-priority
- Two Prison Guards
- two proton emission
- two-proton emission
- two proton radioactivity
- two proton separation energy
- two public opinion fields
- two-pump model
- two-reflector antenna
- two Regulated Verse with Five Characters to a line by Wen Zhengming
- two-resonance maser
- two responsibilities
- two-ribbon flare
- two-role opera performance
- two-roll section mill
- two-rowed matrix
- two sample
- two-sample method
- two-sample problem
- two-sample test
- two scale approximation
- two-scale equation