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- The influence of reaction time, reaction temperature and acetic anhydride volume on the degree of acetylation is discussed. 介绍了在用乙酸酐处理甲壳胺纤维制备再生甲壳素纤维过程中，反应温度、乙酰酐用量对乙酰化的影响。
- The chemical structure of the acetate starch was characterized by using IR spectrum.The degree of substitution (DS) and the content of acetyl of the products were determined. 用红外光谱仪对醋酸酯淀粉进行了初步表征，并用酸碱滴定法测试了其取代度和乙酰基含量；
- She shows a high degree of skill in her work. 她在工作中表现出高度的技巧。
- The influence of reaction conditions on the degree of substitution of acetylated starche was investigated. 以玉米淀粉为原料,醋酸酐为酯化剂,甲烷磺酸为催化剂,制备高取代度淀粉醋酸酯。
- A private car gives a much greater degree of comfort and mobility. 私人小汽车能给人很大的舒服和机动性。
- The highest degree of quality or excellence. 头等质量或优秀程度最高的
- Our teacher has a high degree of responsibility. 我们老师有高度的责任感。
- There is a degree of resemblance between the two boys. 这两个男孩有某些相似之处。
- The degree of sharpness of a cutting blade. 锋利程度切割刀锋的锋利程度
- She has an unusual degree of self-reliance and mental toughness. 她有非凡的自立的精神和坚韧不拔的精神。
- She show a high degree of skill in her work. 她在工作中表现出高度的技巧。
- Mary will proceed to the degree of M.A. this year. 玛丽本学年将继续攻读硕士学位。
- This paper deals with the synthesis of acetyl spiramycin. 本文对乙酰螺旋霉素的合成工艺进行了系统研究。
- There is no way to justify that degree of leniency. 这说不过去嘛！
- The degree of B.A. was awarded to her. 她被授予文学士学位。
- The fact she is here implies a degree of interest. 她当时在场，这一事实就意味著她有一定程度的兴趣。
- The fact she was here implies a degree of interest. 她当时在场,这一事实就意味著她有一定程度的兴趣。
- His works have reached a high degree of excellence. 他的作品已达到炉火纯青的地步。
- In the reaction of acetylation and nitration 1,2?dichloroethane was used as solvent. 在乙酰化、硝化反应中引入了1,2-二氯乙烷溶剂。
- The fact, state, or degree of being visible. 可见性，清晰程度能看见的事实、状态和程度
