基本解釋脲醛;尿素甲醛英漢例句雙語例句To repair casing leaks in production and injection wells at Zhongyuan, a sealant based on commercial curable modified urea formaldehyde resin FYC is prepared.研制了一種改性脲醛樹脂基堵漏劑,用于封堵河南油田油水井的套損破漏。The storing stability of urea formaldehyde resin adhesive with the change of PH value is researched in attempt to guide the production and imporove the application for products.對脲醛樹脂膠的貯存穩(wěn)定性隨p H值的變化進行研究,以指導生產,提高產品的適用。In this paper, distribution and activation of cured urea formaldehyde resins of recycled particles from waste particleboard were investigated by FT IR transmission spectroscopy.采用傅里葉變換紅外光譜技術(FT-IR)對由廢棄刨花板制備的再生刨花中已固化脲醛樹脂的分布及其活性進行了研究。urea formaldehyde更多例句詞組短語短語urea -formaldehyde plastic 翻譯;脲醛塑料UF Urea -formaldehyde 尿素甲醛urea formaldehyde更多詞組專業(yè)釋義農業(yè)科學脲甲醛經濟學尿素甲醛