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1·The chemical composition, petrographic analysis and dispersing property of kinds of bauxitic clay are compared.

对比研究了几种铝矾土的化学组成、相组成和分散性能。

2·This text adopted the method of clinker burning, X-ray analysis, petrographic analysis to analyse the relationship and mechanism.

本文在研究过程中采用了熟料试烧、小磨试验、X -射线分析、岩相分析、物理性能试验等手段来分析相互关系及机理。

3·With the progress in petrographic analysis of coal, petrographic analysis of coking coal is applied abroad in blending and coking.

随着煤岩测定技术的进步，炼焦煤的煤岩性质已在炼焦配煤中得到广泛应用。

4·By adopting the analytic methods such as thermal-gravimetric analysis and petrographic analysis, an appraisal research on burning characteristics of the composite coal is made.

采用热重分析和岩相分析等方法，对复杂煤种的燃烧特性进行了评价。

5·By petrographic analysis the microstructure characteristics of ladle slag building-up has been researched and the process and mechanism of the ladle slag building-up discussed.

通过岩相分析方法研究了钢包粘渣试样各段带的显微结构特征，探讨了钢包粘渣的过程和机理。

6·In the petrographic analysis of the corrosion product of zircon mullite sintered brick only the aluminosilicious crystal phase was observed, which often leads to mistake analysis result .

针对前脸墙鼻部烧结锆莫来石砖侵蚀物结石中常常只看到铝硅质晶相而被误判，详细介绍了烧结锆莫来石 砖的蚀变过程及侵蚀产物的岩相分析。

7·This paper explains slag erosion mechanism of middle grade MgC brick based on petrographic analysis after the slag erosion, as well variation of the slag composition before and after the slag erosion.

根据渣侵后镁碳砖的岩相和渣侵前后钢渣成分的变化，阐述了中档镁碳砖的渣侵机理。

8·The origin of the usual siliceous stone in float glass was discussed on the basis of petrographic examination and its formation mechanism analysis. A solution to this kind of stone was proposed.

通过对实际生产中各种常见硅质结石缺陷的岩相鉴定及生成机理分析，对该类结石来源进行探讨，并提出解决的办法。