Data objects are the fundamental components of SDO.

数据对象是SDO的基本组件。

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Daylighting, or more generally lighting, is one of the fundamental components of architecture.

采光，或更普遍的照明，是建筑的基本组成部分。

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In the previous article, you learned the three fundamental components to building an RIA and how to add interaction to any page.

在本系列之前的一篇文章中，您了解了用来构建RIA以及为页面添加交互性的三个基本组件。

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However, it may be some time before optical components compete with silicon because of a fundamental barrier.

BBC: Fibre optics