degree substitution是什么意思 degree substitution怎么读
degree substitution的用法和样例
- The effects of degree substitution on retrogradation and anti-mycotic were less.
取代度的变化对沉降性和抗霉菌能力影响不大。 - Some methods could also determine the pattern of methylation or the degree of pectins acetylation.
其中有些方法可以同时测定果胶的甲酯的取代方式或乙酰化取代度。
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