Ore dressing-Bayer method;

选矿拜耳法；

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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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Periodical attenuation of particles, which interferes seriously with the normal alumina production of Bayer method, exists in the alumina production process of Bayer method.

在拜耳法氧化铝生产中粒度依然存在着周期性细化现象，严重影响到拜耳法系统的正常运行。

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