首先筛选了合适的溶剂，通过正文实验找到了最佳反应条件。这步反应产品收字可达90％以上。
First of all, the proper solvent is chosen, The optimal conditions are determined by orthogonal experiment The recovery rate of the reaction yield of this step can reach above 90%.
通过以上研究，筛选出各项性能表现较好的明胶和聚醋酸乙烯乳液作为后土庙彩塑的修复加固材料。
As a result, the gelatin and polyvinyl acetate emulsion which have better performance possibility and work properties were chosen as consolidants for treating the sculptures.
通过以上研究，筛选出各项性能表现较好的明胶和聚醋酸乙烯乳液作为后土庙彩塑的修复加固材料。
As a result, the gelatin and polyvinyl acetate emulsion which have better performance possibility and work properties were chosen as consolidants for treating the sculptures.
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