Coal ash composition analysis is an important item.
煤灰成分分析在煤质分析中是比较重要的项目。
Based on the results of chemical analysis of the coal ash, with reference to the standard composition of minerals the content of various mineral phases in the coal ash has been determined.
根据煤灰化学成分分析结果，参照矿物标准成分推算各矿物相在煤灰中的含量。
Because of absence of unburned pulverized coal and coal ash, the change in composition from primary slag to final slag is small, so the slag formation in gas injection blast furnace is improved.
由于没有未燃煤粉和煤粉灰分的加入，初渣到终渣的成分变化较小，改善了喷煤气高炉的成渣过程。
As the coal ash is similar in composition to the clay or shale, it can stay in the cement clinker.
因燃煤有相同于黏土和页岩的组分，它能停留在水泥渣中。
This paper puts the emphasis of research on the composition of powder-coal-ash, furthermore, analyzes the Strengthened effect of power-coal-ash on concrete.
本文着重研究粉煤灰的组成，以及粉煤灰对混凝土增强效应的分析。
This paper introduces the basic principle and basic composition of on-line measurement system for fine coal ash. The methods are put forward for solving the effect of bulk density on measurement.
本文介绍了精煤灰分在线测量系统的基本原理，提出了解决散密度对测量影响的方法。
The research work consists of two aspects:the relationship between fluorine in coal and ash, mineral composition;
研究结果表明：煤中氟质量分数与灰分质量分数之间呈正相关关系；
The research work consists of two aspects:the relationship between fluorine in coal and ash, mineral composition;
研究结果表明：煤中氟质量分数与灰分质量分数之间呈正相关关系；
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