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来源Q?a href='http://www.creamyth.com/news/123.html'>http://www.creamyth.com/news/123.html ?发表旉Q?020-04-24
5、耐老化Q用寿命长Q含2-2.5%均匀分布炭黑的PE,可在室外存放或?0q_不受紫外U辐损伤?/span>