... 岩相显微镜 petrographic microscope 矿相显微镜 ore microscope 相差显微术 相衬显微术 phasecontrastmicroscopy ...
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Microstructural observations by microscope and SEM show that there exist whiskers in the ore after reduction.
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。
The gold are mainly fine grained and invisible under microscope. The Muscovite content of the ore is high. The ores are extremely sliming so the flotation recovery rate is low.
金主要以镜下不可见的微细粒金为主，矿石中绢云母含量很高，矿石泥化严重，浮选回收率偏低。
Its ore minerals were systematically studied on the basis of thin section and polished section microscope observation and EPMA.
本文在详细的光、薄片鉴定和电子探针分析的基础上，首次对其矿石矿物进行了系统的研究。
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