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
- orthogonal dipole antenna
- orthogonal directions
- orthogonal double-sweep method
- orthogonal ECG
- orthogonal eigenvectors
- orthogonal elements
- orthogonal equivalence
- orthogonal expansion
- orthogonal experiment
- orthogonal experimental design
- orthogonal experimental design method
- orthogonal factors
- orthogonal factors model
- orthogonal family
- orthogonal form
- orthogonal frame
- orthogonal frame bundle
- orthogonal frequency division multiplexing
- orthogonal frequency division multiplexing, OFDM
- orthogonal frequency division multiplexing，OFDM
- orthogonal function
- orthogonal functions
- orthogonal group
- orthogonal group pair
- orthogonal group representations