用光学显微镜和扫描电镜观察了还原后矿石的微观结构变化，电镜下观察到“铁晶须”的存在。
Microstructural observations by microscope and SEM show that there exist whiskers in the ore after reduction.
研究结果表明，熔体微观结构的变化将引起对结构敏感的物性发生改变。
The results showed that the variation of the microstructure of melt will cause the change of physical properties sensitive to structure.
通过观察轧面过程中馒头面团微观结构的变化，论证了其在馒头生产中潜在的应用价值。
Through study the changes of the microstructure of steamed-bread paste during pressing process, we found that it may be usefully applied in steamed-bread's produce.
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