The experiment results of the artificial accelerated weathering and the naturally weathering confirm that the using life of this filmwillbe 1.5~ 2 years, which is 3~4 times longer than common films.
经人工加速老化和扣棚自然老化试验证明，用该专用料吹制的棚膜，其使用寿命可达1.5～2年，比普通膜寿命长3～4倍。
Two artificial weathering tests were conducted according to different standards, and correlations between outdoor exposure test and artificial weathering tests were compared.
并根据不同的试验标准进行了两种人工气候老化试验，比较了这两种方法与自然气候暴露试验结果的相关性。
Artificial weathering test shows that 6911 has better long term anti aging performances than that of BW 10ld and 944.
人工加速试验表明，6 911型光稳定剂与BW10ld和944相比，具有更为优异的长期防老化性能。
Artificial weathering test shows that 6911 has better long term anti aging performances than that of BW 10ld and 944.
人工加速试验表明，6 911型光稳定剂与BW10ld和944相比，具有更为优异的长期防老化性能。
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