The resource features, the design of the beneficiation process, the benefit estimation of Qinghai celestite ores and the problems to be further studied were described comprehensively.
对青海省天青石矿的资源特点、选矿工艺的设计、效益估算及有待进一步研究的问题进行了综合论述。
Rapid advance of the beneficiation and comprehensive utilization technologies have provided its development and utilization with mature process technologies.
选矿及综合开发利用技术进步较快，为该资源开发利用提供了成熟的工艺和技术。
The Nb and Th in iron ore from the beneficiation process were measured with XRFS, by using the Compton Scattered_light intensity of Rh_target as internal standard.
采用X射线荧光光谱法，以铑靶的康普顿散射线强度为内标，测定了铁矿石选矿流程样品中的铌和钍。
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