同根派生 dimethyl ketone相关词英汉例句A new bimetallic basicity catalyst used for synthesis of methyl isobutyl ketone from acetone and hydrogen.制备了常压下丙酮与氢气合成甲基异丁基酮的双金属碱性催化剂，并测定了其反应活性。dimethyl ketone更多例句