材料老化
双语例句原声例句
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改性后，即添加了玻璃纤维后的聚酰胺，能够在一定程度下减缓材料老化行为。
After adding glass fiber into polyamide, the aging behavior of materials can be slowed down.
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主要综述了高分子材料老化机理及目前国内外各种高分子材料老化试验研究方法。
Some aging mechanism of polymer materials are discussed as well as several kinds of ways of aging testing for polymer materials.
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引入统计学的多元分析方法对绝缘进行诊断，研究油纸绝缘材料老化程度的识别问题。
The multivariate statistical method is introduced in this paper to diagnose insulation performance and identify its aging stages.
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It might bend and bow, that is it's not the forces of nature like the movement of the river that's knocking the bridge down, but it's just the failure of these materials over time, that they don't last as long as they might.
这桥可能会折断,不一定是洪水这样的自然灾害,导致了桥梁的坍塌,可能只是因为建桥的材料老化,这种材料没有那么持久耐用
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