Polyetherurethane

  • 网络聚醚型聚氨酯

PolyetherurethanePolyetherurethane

Polyetherurethane

聚醚型聚氨酯

欧盟指令 ... 聚醚醚酮 polyetheretherketone 聚醚型聚氨酯 polyetherurethane 酚醛树脂 phenol-formaldehyde resin ...

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