此工作应对包括定义要求和需求、设定范围，以及安装、测试和实现所有技术。
The effort should include defining needs and requirements, setting a scope, and installing, testing, and implementing all technologies.
在成功的项目中，早期的迭代包含涉众确定一个远景买进和高级需求，包括架构设计，实现，和用以减轻技术风险的测试。
In successful projects, early iterations involve stakeholder buy-in on a vision and high-level requirements, including architectural design, implementation, and testing to mitigate technical risks.
对易访问性需求的测试技术在这些领域大概是一样的(除了试点测试，其涉及了真人用户的测试)。
Techniques for testing against accessibility requirements are roughly the same for all of these areas (with the exception of pilot testing, which mainly involves testing on real users).
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