The present status of the production in Nanfen concentrator, Ben Steel and its research and practice of Silicon reduction and iron increase technology are described.

介绍了本钢南芬选矿厂的生产现状及其降硅提铁工艺研究和实践。

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The possibility of reduction of rare-earth oxides to metals by aluminum in Fe-Cr-Al alloys as well as by aluminum, calcium, silicon and titanium has been studied from the view point of thermodynamics.

从热力学分析了用铝、钙、硅、钛及铁铬铝中的铝还原稀土氧化物成稀土金属进入合金的可能性。

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The coarse Al-Si alloy produced by carbon thermal reduction of aluminous ore includes 55% aluminum, 25% silicon and some impurities.

由电热还原法制取的一次铝硅合金含有铝55%，硅25%和一些杂质。

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The reduction in marginal tax rates is excellent for Silicon Valley, the dividend tax proposal will lower the cost of capital (even for startups) and the new tax-deferred savings vehicles will increase investment.

FORBES: Digital Rules