借助于测试提问单，不但可以对用户需求说明书的功能、性能测试提供帮助，而且便于对用户需求说明书之外的其他问题理解和测试。-With a single test question, not only can the function of user requirements specification, performance testing to help, and manuals to facilitate the needs of users other than the issue of understanding and testing.