常見例句用作名詞 (n.)The present invention relates to a catalyst for methylal oxidation to prepare formaldehyde ferrimolybdenum.本發(fā)明涉及一種甲縮醛氧化制濃甲醛鐵鉬催化劑及其制備方法，屬于催化劑技術(shù)領(lǐng)域。 返回 methylal