详细解释:【计】 数据流
例句:
A graphical representation in which symbols are used to represent such things as operations, data, flow and equipment, for the definition, analysis, or solution of a problem.一种图形表示法,其中使用一些符号表示诸如操作、数据、流向和设备之类的项目,以便定义、分析或解决问题。同flowdiagram。