aging and degradation信息详情
老化和退化
degradation───n.退化；降格，降级；堕落
aging───n.老化；陈化，熟化
psychology and aging───心理学与衰老
alloy aging───合金时效
aging process───老化法；老化过程
accepting aging───接受老化
protein degradation───[医]蛋白降解；蛋白质降解
aging cell───老化细胞
aging society───n.老龄化社会
The paper illustrates the aging mechanism of ancient silk textile, and points out that the aging of silk is the degradation of protein in fact.───阐述了古代丝织品的老化机理，并指出丝织品的老化实质是蛋白质的降解过程。
process of photochemical degradation was assessed by Fourier Transform infra-red (FTIR) spectroscopy, weight loss and hydroperoxide analysis following artificial aging.───通过FTIR、失重分析以及氢过氧化物分析表征人工加速耐老化检测中复合涂层光降解变化过程。
The results show that neutron radiation embrittlement, corrosion damage, fatigue and wear are the key issues which cause aging or degradation of un replaceable or difficultly replaceable components.───分析表明，中子辐照脆化、腐蚀损伤、疲劳及磨损引起核电厂不可更换部件及更换困难部件的老化、降级是制约或极大程度影响电厂寿命的关键问题。
The Aging and Degradation of Polyurethane Materials───聚氨酯材料的老化降解