Acetanilide and hexane diacid, potassium hydrogen phthalate could improve PVC crystallinity.乙酰苯胺 、 己二酸和邻苯二甲酸氢钾可以使PVC结晶度增大.Diacid has been got using diethylene glycol as decomposition agent of adduct.采用二甘醇作为加合物的分解剂,得到了二元酸...

diacid的音标：diacid的英式发音音标为：[daɪ'æsɪd]diacid的美式发音音标为：[daɪ'æsɪd]...

n.二酸adj.二价酸的，二酸的...