外语类别填写时,可根据所学外语种类填写,如英语、日语、法语等。外加剂简介及英文翻译可简洁表述为:外加剂用于改善混凝土性能,如减水剂、增强剂等。英文可译为:“Admixture is used to improve concrete performance, such as water reducer, admixture, etc.”...