The oxidation mechanism was well explained by reactive element effect and grain size effect.

利用反应元素效应和晶粒尺寸效应可以较好地解释该氧化动力学机制。

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Element 32 is the most reactive nonmetal.

元素32是活性最大的非金属元素。

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The pores forming in reactive sintering can be effectively decreased by addition of the third element Ni.

添加第三元素镍可以有效地阻止孔隙在反应烧结中的形成。

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The other side the Heritages, the National Reviews, the Jeff Sessions are still channeling the party's more angry, reactive element.

WSJ: Strassel: Conservatives for Immigration Reform

Until the 20th Century, the nutrient element only came to Earth in a reactive form that is usable by plants and animals, thanks to certain microbes in soil and water (and to a smaller extent in lightning strikes).

BBC: Leaving our mark: Fossils of the future