巅峰彩票pp下载

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                增韧尼龙/超韧尼龙

                发布日期:2022/5/15 19:00:33 访问次数:202

                增韧尼龙/超韧尼龙
                缺口冲击35-80的增韧或者超韧尼龙,可以根据不同要求进行调制,可以用于各种耐疲劳性要求高的要求高弹性的制品上。
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