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·供副牌尼龙-MXD6(有详细物性
·浙江宁波长期供应黑色PA/PE复
·黑色MCPA颗粒
·长期供应PA6 66 PBT P
·PE/PA透明颗粒
·白色尼龙高压复合颗粒
·厂家直供优质PA颗粒
·优质PA66阻燃颗粒
·增强PA66颗粒
·PA6+30%GF
·PA布角粒子
·PE PA 膜
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