epoxy propane rubberpor环: ring; hoop氧: oxygen丙烷: propane; dimethylmethane橡胶: rubber; vulcanizate环氧氯丙烷橡胶: ecd下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:环氧丙烷橡胶,即可在微信中查询翻译