Ageing mechanism of durability of various kinds of sealants was discussed in the light of their cross-linking process, testing results of heat ageing and Xenon lamp weathering.
本文结合各类密封材料的交联反应过程和热老化、氙灯老化试验结果，对其耐久性的老化反应机理进行了探讨。
Outdoor weathering must be used to verify accelerated testing, and it is possible with the correct testing procedure to get meaningful data from an outdoor test in a short time frame.
使用正确的测试程序，户外暴露测试可以在较短的时间内获得较好的测试结果。
Outdoor weathering must be used to verify accelerated testing, and it is possible with the correct testing procedure to get meaningful data from an outdoor test in a short time frame.
使用正确的测试程序，户外暴露测试可以在较短的时间内获得较好的测试结果。
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