质量科学应用在炼焦生产中，可预测控制焦炭灰分。
The quality science can be used to predict and control coke ash in coking production.
应用计算机软件，从大量生产数据中统计焦炭灰分、硫分预测模型。
The predicting model for ash and sulphur contents is counted up with computer software from large amount of production data.
本文通过对焦炭化学成分、焦炭显微结构、焦炭灰分等几方面进行分析，从而提高焦炭质量。
Based on the analysis of several aspects of coke chemical composition, microstructure of coke, coke ash and some aspects of analysis, the aim is to enhance the quality of coke.
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