Design and testing of these physical systems rely on standard design practices that employ the laws of conservation of force, mass, and energy.

这些物理系统的测试依赖于对作用力、质量和能量守恒定律的标准设计实践。

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Chemical engineers and electronic engineers design their creations by following the fundamental laws of physics and chemistry.

化学工程师和电子工程师通过物理学和化学的基本原理和法则设计他们的产品。

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One of the great things about design is that we can use our imagination to break free from the norm by rewriting the laws of physics.

设计里最了不起的事情就是我们能运用想象，打破常规，改写物理定律。

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The trial is significant because it tests the ability of U.S. patent and design laws to keep pace with the fast-changing technology industry and to ultimately benefit consumers.

FORBES: Apple v. Samsung: The Rights To Rectangles

Without this, it is impossible to design formal laws acceptable enough to make the excluded feel included.

ECONOMIST: Face value

This work will enable the design of specific laws, programmes and activities to reinvigorate Haiti's culture sector for the coming decades.

UNESCO: MEDIA SERVICES