In order to resolve the service description problem of service composition, a service description method including mainly a (input-output) interface model and a data flow diagram model is put forward.
为了解决服务合成中的服务描述这一关键问题，提出了一种基于输入输出接口模型和数据流图模型的服务描述方法。
From the event-flow diagram in Figure 1, you see that the data Capture environment is intended to run in a distributed model near the event data sources.
从图1中的事件流关系图中，可以发现Data Capture环境将在事件数据源附近的分布式模型中运行。
This paper presents a memory model of the data flow diagram, and gives some operating algorithm of the data flow diagram.
本文给出了一个数据流图的存贮模型。并在此基础上，给出了数据流图的操作算法。
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