理学 【基本概念】 释 probabilistic context-free grammars; PCFG 概率句法分析 在上下文无关文法的基础上对每个规则加以概率限制，从而就可以求出一个句子的特定语法树的概率值的方法。又称概率上下文无关语法。
人工智能 计算语言学 释文 probabilistic context free grammar, PCFG 概率上下文无关文法
- boiler water circulation
- boiler water treatment
- boiling
- boiling-bed roaster
- boiling during excavation
- boiling electrostatic separator
- Boiling kettle
- Boiling Lake
- boiling liquid expanding vapor explosion
- boiling liquid to expand vapor explosion
- boiling number
- boiling-off process control system
- boiling point
- boiling point elevation
- boiling reactor experiment
- boiling sterilization instruments and devices
- boiling water reactor
- boiling water reactor chemistry
- boiling water reactor nuclear power plant
- boil-off
- boil off gas recovery
- boil off gas relief
- boilover
- boilproof
- Bois de Boulogne