By means of research of mineral processing experiment and analysis of production data, main ways for raising the level of processing production were expounded.

通过选矿试验研究和生产数据分析，阐述提高选矿生产水平的主要途径。

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However, these geochemical investigations tended to be focused on the impacts of mining and mineral processing at a national level and in specific mining fields without taking account of the overall impact on larger hydrological and environmental domains across the continent.

UNESCO: EARTH SCIENCES FOR SOCIETY

The HE sector also points out to Mr Tomlinson that the addition of the AS-level had increased the work involved in processing students' results.

BBC: University concern over new A-levels

Airlines holding the auctions say they take care of elite-level frequent fliers by processing their upgrades before awarding seats to auction bidders.

WSJ: El Al, Virgin Atlantic Are Airlines That Auction Upgrades to Business Class