短語詞組短語urea -formaldehyde resin microcapsule 脲醛樹脂微膠囊modified urea -formaldehyde resin 改性脲醛樹脂的preparing urea -formaldehyde resin 脲醛樹脂合成emulsive urea -formaldehyde resin 乳化脲醛樹脂Urea -formaldehyde resin UF 尿素甲醛;脲甲醛樹脂 返回 urea-formaldehyde resin