ADJ (of an acid) having two or more replaceable hydrogen atoms per molecule 多盐基的
Objective:Quantitative analysis of four polybasic alcohols and condensation alcohols.
目的：对多元醇及多元缩合醇的定量分析。
Packing: Sweaters are warned in polybasic and packed in standard export cardboard carton.
包装：针织套衫用聚乙烯塑料袋包装，装入出口用标准纸板箱。
Objective To analyze polybasic acids and higher fatty acids of Rosa roxburghii Tratt fruit.
目的分析刺梨果中多元酸和高级脂肪酸的组成。
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