CoreFoundation (the parts that are needed, see the design principles).

CoreFoundation(必要的组成部分，参见设计原则)。

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Finally, we state the design principles that apply to individual service operations.

最后，我们将说明适用于各个服务操作的设计原则。

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This article builds upon the design principles and code outlined in the first article of this series.

本文构建于本系列 第一篇 文章中描述的设计原则和代码的基础之上。

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The design principles that make the cloak work in microwaves would be difficult to implement at optical wavelengths.

BBC: Invisibility cloaking in 'perfect' demonstration

The design principles of a Man-Machine framework that truly respects human virtuosity can be explained by the Three Levels of Cognition developed by Prof.

FORBES: The Man-Machine Framework: How to Build Machine-Learning Applications the Right Way

We knew that Jobs and Ive were close - he often featured in those famous keynotes, taking an iPhone call from the boss, or explaining on video the design principles behind the iPad.

BBC: Jony Ive and the future of Apple