unsaturated polyester resin中文,unsaturated polyester resin的意思,unsaturated polyester resin翻译及用法 2026-10-18 23:24 浏览次数 44 unsaturated polyester resin英[ˈʌnˈsætʃəreitid ˌpɔliˈestə ˈrezɪn]美[ʌnˈsætʃəˌretɪd ˈpɑliˌɛstɚ ˈrɛzɪn][树脂] 不饱和聚酯树脂