Collecting and validating the non functional requirements.

收集并验证非功能性需求。

youdao

Each project brings its functional and non functional requirement, constraints and changes.

每个项目都有其功能性和非功能性需求、约束和变更。

youdao

However, if you have many changes to make to an XML tree, the non functional approach will become quite complex and somewhat obtuse.

但如果要对一个xml树进行很多更改，则非函数方法将变得非常复杂，而且会显得很笨拙。

youdao

Yesterday, they took down Sony and Playstaion.com, and the Playstation Network was non-functional most of the day.

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Somehow, our unit got into an endless loop of trying to install a software upgrade and basically became non-functional.

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Unfortunately, we were given a non-functional dummy unit to play with so we can't comment on things like screen quality or subjective performance.

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