elvamide

  • 网络尼龙共聚物树脂

elvamideelvamide

elvamide

尼龙共聚物树脂

zytel FR50杜邦PA66 -... ... Electrical Resins 电气树脂 Elvamide® 尼龙共聚物树脂 Color Stable Resins 颜色稳定树脂 ...

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