Cotton fabric was treated by air plasma to improve its resistance to ultraviolet radiation.

为了提高棉织物的抗紫外线性能，对其进行空气低温等离子体处理。

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It is a new way that elicitors induce plant to improve its resistance in controlling disease which has been researched for many years.

利用诱导因子诱导植物产生抗病性作为一种新的防治病害途径，在国内外已开展了较多的研究。

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The aging mechanism and aging behavior of polyacetal in boiling water and the methods to improve its resistance to toiling water were discussed.

讨论了聚甲醛的沸水老化机理、沸水老化行为及改善聚甲醛耐沸水性的方法。

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In general, the molecular designs of these plastics improve a product's flame resistance or its structural integrity under heat.

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