理学 结构化分析 释 dataflow diagram; DFD 数据流图 结构化分析方法中所用的一种图。由数据流、加工、文件、数据源和数据终点等主要成分构成，用来描述系统中数据如何流动、处理及存储。
软件工程 释文 dataflow diagram, DFD 数据流图
- semi-translation
- semi-transparent film
- semitransparent film
- semitransparent mirror splitter
- semitransparent organic solar cell
- semi-tree
- semitubular
- semi-underground oil storage
- semi-uniformity
- semi-uniformly continuous
- semi-uniform space
- semi-unitary kernel
- semiuniversal
- semiuniversal deformation
- semiuniversal extension
- semi-variation
- semi-variational
- semivariety
- semivector
- semi-vertex angle
- semivitreous
- semi-vowel
- semiwave
- semi-wave antenna
- semi-worsted spinning