RUSAL is the second largest primary aluminium producer in the world.
RUSAL是世界上第二大初制铝的生产厂家。
Our fully-integrated facilities include high-quality bauxite mines, large-scale alumina refineries, and some of the world's lowest-cost, most technologically-advanced primary aluminium smelters.
我们有配套齐全的采矿设备，其中有高质量铁铝氧石矿、大规模炼铝厂以及全球最低价且技术含量最高的铝矿熔炉。
Demand for primary products used mainly in housing and infrastructure-coal, iron ore, steel and aluminium-is slowing.
煤、铁矿、钢、铝，对于这类主要用于房建基建的原材料需求正在放缓。
The technology and test results for the preparation of non-iron aluminium sulfate by primary amine extraction method are introduced. The technical and economical status of the process are also stated.
介绍了用伯胺直接从铝土矿的硫酸浸取液中萃取分离铁生产无铁硫酸铝的工艺研究内容和结果，并介绍了工艺技术经济状况。
It is inferred that, before explosion, the primary mantle minerals were hydrous magnesium silicate or magnesium-aluminium silicates.
推断爆炸前的原生矿物是含水的镁硅酸盐和镁铝硅酸盐矿物。
It is inferred that, before explosion, the primary mantle minerals were hydrous magnesium silicate or magnesium-aluminium silicates.
推断爆炸前的原生矿物是含水的镁硅酸盐和镁铝硅酸盐矿物。
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