The key technology of alumina production in bayer method is on line composition detection especially on line composition analysis of aluminous ore and mother liquor.

拜尔法生产氧化铝的关键技术是生产过程的在线成分检测，特别是铝矿石和母液成分的在线分析。

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According to the production characters of alumina, the architecture and function of MES of alumina production process are analyzed, and function modules are designed.

针对氧化铝生产过程的特点，分析和探讨了氧化铝生产过程MES体系结构和功能，提出了氧化铝生产过程MES的功能模块设计。

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The existing situation and problems of high steam consumption is analyzed in alumina production and the method of further reducing steam consumption is also put forward.

分析了某公司氧化铝汽耗高的现状及存在问题，提出了进一步降低汽耗应采取的方法。

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For example, we know very well that it is possible to extract the rare earth metals from the wastes of alumina production.

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There are a number of metals that we get as by products of other mining processes already: gallium from alumina production, germanium from lead and zinc, indium from the same sources.

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The company responsible for the alumina plant, MAL Hungarian Aluminium Production and Trade Company, has offered its condolences to the families of the bereaved but insists it did nothing wrong.

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