original mineral meaning in English
原生矿物
Examples
- The main control factors of carbonate of preservation for information of seawater are : a ) the components of original minerals ; b ) the primary porosity of rock ; c ) the content of terrigenous elastics of carbonate rocks
有如下3个主要控制因素： a )原始矿物组成； b )岩石的原生孔隙度； c )碳酸盐岩中陆源碎屑矿物的含量。 - Article 13 ： the duration of validity of the exploration and survey permit or the mining permit upon the transfer of the mineral exploration right or mining right shall be the remaining time period of the duration of validity of the original mineral exploration permit or mining permit minus the year ( s ) during which exploration or mining has already been conducted
第十三条：探矿权、采矿权转让后，勘查许可证、采矿许可证的有效期限，为原勘查许可证、采矿许可证的有效期减去已经进行勘查、采矿的年限的剩余期限。 - Abstract : the original mineral of dading iron mine was processed by the technique which included pre - classification , dry magnetic separation to discard dirt , magnetic separation of the coarsely ground ore , scondary grinding and secondary magntic separation of the rougher concentrate , thus raising the processing quantity of the crude ore , reducing the grinding cost , with the grade of iron concentrate 65 . 54 % , the recovery of iron 94 . 11 %
文摘:采用预先分级、干式磁选抛废、粗磨磁选、粗精矿再磨再磁选的工艺流程处理大顶铁矿原生矿，提高了原矿处理量，降低了磨矿成本，获得铁精矿品位65 . 54 、铁回收率94 . 11的技术指标