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毕业论文摘要,求大神帮忙手工翻译,符合英语语法要求,谢谢。。。

来源:学生作业帮 编辑:作业帮 分类:综合作业 时间:2024/11/09 04:48:59
毕业论文摘要,求大神帮忙手工翻译,符合英语语法要求,谢谢。。。
摘 要:本文采用最大气泡压力法测定了正戊醇水溶液的表面张力,利用MATLAB程序软件拟合浓度与表面张力的关系式,计算出正戊醇在溶液表面的最大吸附量及其分子所占的实际横截面积,得到了正戊醇表面吸附行为与浓度变化之间的一些结论,解释了正戊醇用于浮选及锅炉水消泡的机理;另一方面利用量子化学优化计算,算出正戊醇分子的理论横截面积,并与实验得出的数据进行对比,对正戊醇分子在溶液表面的排列进行表征。
关键词:正戊醇;表面张力;横截面积;表面吸附;量子化学优化计算
Abstract : Adopting the maximum bubble pressure method ,the text has mensurated the surface tension of N-amyl alcohol aqueous solution and used the relationship between MATLAB program software fitting concentration and surface tension to figure out (work out ) the actual cross-sectional area which has been occupied by the maximum adsorption quantity of the solution surface of N-amyl alcohol and its molecules by which it has also obtained some conclusion between the adsorption behavior of the surface of N-amyl alcohol and its concentration changes and explained the mechanisation of N-amyl alcohol 's being used in the aspect of select flotation and boiler water defoaming ( froth breaking ). on the other hand , Using the optimization calculation(optimization computation/optimal calculation) of quantum chemistry, it has worked out the theoretical actual cross-sectional area of N-amyl molecules and contrasted with (compared with) the data acquired from the experiment and aligned the surface features( superficial characteristics) of the N-amyl alcohol molecules's arrangement in the surface of the solution.
Key words: N-amyl ; surface tension; cross-sectional area; surface absorption; optimization calculation of quantum chemistry
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