higher alcohols短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 高级醇 The raw materials, catalysts, technical routes and improvement of reactors about higher alcohols and their ethoxylated were reviewed. The different raw materials and processes were compared. 评述了脂肪醇及其聚氯乙烯醚的原料路线、催化剂开发、技术路线和反应器改进等。比较了不同原料路线和各种方法的优缺点。 chemyq