The ACR resin (acrylate copolymer),an impact modifier for rigid PVC and the preparation,properties and application were introduced in this paper.是什么意思_The ACR resin (acrylate copolymer),an impact modifier for rigid PVC and the preparation,properties and application were introduced in this paper.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句