Acceleration rubber seal aging deterioration, loss of life, even loses its sealing property, causes the hydraulic system to divulge seriously.
加速橡胶密封件老化变质，寿命缩短，甚至丧失其密封性能，使液压系统严重泄漏。
Differential thermal movement between the spacer frame and the glass panes is a key contributor to the aging of insulating glass edge seal and of the insulating glass unit-IGU-itself.
间隔条和玻璃板片之间的相对热位移是中空玻璃边缘密封乃至中空玻璃(IGU)本身老化的主要原因之一。
Airbus had attributed the extrusion failures to the lack of a backup seal or the effects of aging on the seals.
空中客车已经把压挤失败归于缺乏一个候补的封条或者老化对封条的影响。
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