流程的基本属性是他们可由一张图表示出来，能以有向图的形式展现出步骤与转换关系。
A fundamental property of processes is that they can be represented as a diagram showing the steps and transitions in the form of a directed graph.
流程的WS - BPEL表示形式(请参见图2)与业务模型类似，因为存在连接在一起的步骤以及条件分支逻辑。
The WS-BPEL representation of the process (Figure 2), is similar to the business model in that there are steps which are wired together, along with conditional branching logic.
复调音乐是巴洛克音乐中最为重要的一种音乐形式。根据复调音乐的性质与特点，特总结了一套分先后五个不同步骤的复调音乐训练法。
Polyphony is the most important form of Barogue Music. Based on its nature and features, this article puts forward a five - step method to practise playing polyphony.
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