玉米淀粉磷酸酯的研制-毕业论文参考网 关键词：玉米淀粉；淀粉磷酸酯；取代度；正交实验 [gap=761]Key words: Corn starch；Starch phosphate；the degree of substitution； orthogonal experriment
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Substitutable goods, the greater the higher the degree of substitution, demand more sensitive to price changes;
可替代商品越多，替代程度越高，需求对价格的变动就越敏感；
The influences of reaction temperature and time, the amount of sulfuric acid and water on the degree of substitution were investigated.
分别考察了反应时间、反应温度等对取代度的影响。
The solution of sodium carboxymethyl cellulose CMC is a colorless transparent colloid, and the transparency is improved with the increase of the degree of substitution.
羧甲基纤维素钠CMC的溶液为无色透明胶体，透明度随代替度的增加而相应的改善。
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