For example, you can do it after functional test, or you can do it after UAT (user acceptance test).

比如，你可以在功能测试之后做评估，或者在UAT(用户接受测试)后做。

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UAT - User Acceptance test including functional test that would validate that the appropriate business capabilities are present.

UAT——用户验收测试，包括功能测试，它会验证是否存在适当的业务功能。

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Before deploying all or part of the solution deliverables to the customer's production environment, you should perform a User Acceptance Test (UAT).

在向客户生产环境部署所有或部分解决方案可交付性之前，您应该执行用户接受度测试(User Acceptance Test,UAT)。

youdao

Before deploying all or part of the solution deliverables to the customer's production environment, you should perform a User Acceptance Test (UAT).

在向客户生产环境部署所有或部分解决方案可交付性之前，您应该执行用户接受度测试(User Acceptance Test,UAT)。

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