企业目标：打造中国最大的、最智能的旅行服务市场，振兴企业，提高效益，提高员工生活质量。
Enterprise goals: to build China's largest and most intelligent travel services market, revitalization of enterprises, increase efficiency, improve staff quality of life.
改善烧结矿质量是强化高炉冶炼，提高效益的基本措施；通过不同外矿配比，提高烧结矿碱度达到改善烧结矿质量的途径。
The quality improvement of sinter ore is the basic measures for BF smelting and high efficiency. Methods were presented to improve the basicity according to the different ore burden.
根据大姚铜矿硫化矿的矿石性质及生产现状，寻找新的辅助捕收剂来提高选别的各项指标，作为指导选厂生产及提高效益的理论依据。
According to the properties of sulfide ore and current situation of production, additional collecting agent of new type is used for improving various technical parameters and economic benefit.
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