研究了N-酰化反应对壳聚糖溶解性能和结晶性能的影响以及反应时间，温度，配比对脱乙酰度的影响。
The effect of N acylation on the solubility and crystallinity of chitosan and the effect of reactive time, temperature and proportion on degree of deacetylation were investigated.
在硅酸盐水泥中，应用经过煅烧的石膏比二水石膏更能提高水泥的强度。为此，研究和分析了煅烧温度、保温时间对煅烧后的二水石膏在纯水中的溶解特性的影响。
The influence of the burning temperature and the time required for maintaining the temperature on the dissolution properties of various burnt gypsums is discussed and presented in this article.
实验结果表明，烧结温度对相层数量起主要作用，并和保温时间一起影响扩散溶解层厚度。
The results indicate that sintering temperature plays a prime role in the development of the number of phase layers and affects the thickness of diffusion solution layer by the thermal time.
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