• Polyvinyl chloride-polyethylene polyamine resin is a new polymer phase transfer catalyst.

    新型高分子转移催化剂

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  • The choice of this paper is the epoxy resin and polyethylene polyamine curing system, and glass fiber reinforced epoxy resin system as the damping materials.

    本文选择环氧树脂乙烯多胺固化体系以及玻璃纤维增强环氧树脂体系作为阻尼层材料。

    youdao

  • The choice of this paper is the epoxy resin and polyethylene polyamine curing system, and glass fiber reinforced epoxy resin system as the damping materials.

    本文选择环氧树脂乙烯多胺固化体系以及玻璃纤维增强环氧树脂体系作为阻尼层材料。

    youdao

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