aging;ageing
aging;ageing-
The paper describes the ways of calculating the temperature rise distribution in FRP dry type transformer and establishing the temperature rise at the hottest point of windings , and discusses the thermal aging mechanism and ageing rate of insulations .
叙述了计算绕包干式变压器绕组温升分布和确定绕组最热点温升的方法，并对其绝缘热老化的机理和老化速度进行了探讨。
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China has entered the rank of the aging society and the ageing trend accelerating .
我国已进入了老龄化社会行列，而且老龄化的速度还呈不断加快发展的趋势。