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 							- ◦ Beta 原型在内部进行了广泛的评估，并且通常由客户在他们自己的使用环境中进行测试测试原型的目标通常是回答关于性能和可靠性的问题，以便为最终产品确定必要的工程更改 Beta prototypes are extensively evaluated internallyand are also typically tested by customers in their own use environment¡ The goal for the beta prototypes is usually to answer questions about performance and reliability in order to identify necessary engineering changes for the final product
 						- 试产原型 (preproduction prototype)是整个公司生产的第一批产品生产过程 Are the first products produced by the entire production process
 					- 软件模型、硬件模型（Soft Models、Hard Models） #flashcard 
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 					  ![image.png](../assets/image_1686840524822_0.png)
 						- Soft model
 							- Rough modelling, Use to assess the overall size, proportion,