Because after that they use a machine to make the paper and we can put that right in the centre of the flow-chart.
因为在这之后会用机器造出纸张，我们可以把这个步骤放在流程图的中间。
2
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。
3
The paper also design some specific hardware interface circuit to explain its word principle. And also explained program chart of dyeing machine blow head in the application.