Figure 2 is a flow chart representing a simple state machine for a PurchaseOrder.

图2是一个表示PurchaseOrder的简单状态机的流程图。

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The present part introduces collector -storage wall mathematical model, flow chart of model calculating, test and verification of the model and program, and a simple direction of the program usages.

本篇介绍数学模型中的集热墙数学模型，模拟计算框图，模型和程序的验证及程序使用简介。

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So here's a simple flow chart that I'm going to use to capture what I just described.

就和我刚才描述的一样的流程图,然后我会，再说一次，我实际上和他们原来。

麻省理工公开课 - 计算机科学及编程导论课程节选