In the process of formation, the material must have received an environmental signal that reflects a change in climate and that can be deciphered by modern physical or chemical means.

在形成的过程中，材料必须接收到环境信号，反映气候变化，并能被现代物理或化学手段破译。

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Scientists do not know what causes acrylamide to form but they believe it occurs as a result of a chemical process during baking, frying, or grilling.

科学家并不知道是什么导致丙烯酰胺的形成，但是他们相信它是在烘焙、油煎、烧烤或烘烤过程中产生的一种化学物质。

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Plants naturally take in carbon dioxide they need for photosynthesis, the process of changing light energy to chemical energy.

VOA: special.2010.01.26

This is visualizing the process of the conversion of mechanical energy into chemical and electrical energy very nicely.

这一模拟恰到好处地演示了,机械能到化学能和电能的转换过程。

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We have to invent a process, a chemical extraction process that will make the production of magnesium cheaper so that we will have the opportunity to avail ourselves of energy-efficient materials.

我们必须发明出一种方法，一种化学提炼方法,能够使生产镁变得更便宜,那样我们才有机会,让我们自己用上高效能的材料。

麻省理工公开课 - 固态化学导论课程节选

Semiconductor companies like Intel are leaders in a process called chemical deposition.

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The goal is to hold them accountable by having them scrutinize their supply chain practices to ensure that no filthy water is seeping into waterways somewhere in the process from chemical to laptop.

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Producing these hybrid fullerene-quantum dot is a chemical process, rather than a traditional manufacturing one.

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