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现货供应 Roscom PVC 500 |
LUBAN 1128 N PP |
HIPOLEN P MA 1ST PP |
Comai 109 |
Polyamide 66 (PA66) 66 GF 50 H UL黄卡 |
NORYL PPE GFN1 Resin 物性表 |
VALOX pbt 310 Resin物性表 |
POFEX EP8004S150F物性表 |