从雅山花岗岩岩石结构构造、矿物成分、化学成分等变化规律分析研究入手，探讨雅山花岗岩类的演化与钽锂矿床成生关系。
Based on the analysis and research of AGB granite rock texture, mineral composition, chemical components, we explore the evolution of granitoids and tantalum lithium deposits relationship.
实验结果表明含钽化合物是一类性能良好的场发射阴极材料。
It is shown that tantalum compounds are promising materials for field emitters.
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