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
- liberation method
- Liberation of Nanjing
- Liberation Policy
- Liberation Publishing House
- Liberation Rite
- Liberation Rite of Water and Land
- Liberation Theology
- Liberia
- Liberian-Anglo Treaty
- Liberian Civil War
- Liberian-Franco Agreement
- Liberian Literature
- Liberians
- Liberian-U.S.A. Agreements of Mutual Defence Assistance
- Liberia-United States Agreement on the Construction of the Port of Monrovia
- LIBER International Book Fair
- libertarianism
- Libertas
- liberty
- Liberty Hyde Bailey
- Liberty Leading the People
- liberty morphism
- Liberty Theatre
- liberty theorem
- Liberty Times