理学 编译系统 释 parse tree 分析树 一种按照语法规则描述符号串的语法结构的图形化表式。又称导出树（derivation tree）。
系统软件 语言与编译 释文 syntax tree 语法树
- five zang viscera
- fixation
- fixation disk
- fixation of fracture
- fixation of nitrogen
- fixation of shifting sand
- fixative
- fixator
- fix bed hydrogenation
- fixed
- fixed action pattern
- fixed altitude mounting
- fixed antenna
- fixed asset delivery rate
- fixed asset investment price index
- Fixed assets depreciation
- fixed assets investment law
- fixed attribute
- fixed-axis rotation
- fixed-axis rotation of rigid bodies
- fixed basis
- fixed bed
- fixed bed combustion
- fixedbed electrode
- fixed bed gasification