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利用硝酸的化学特性所进行的氧化还原技术 ,已经证明在处理难熔金属和精砂中 ,具有很大的优势。阐述了该工艺的理论基础、发展状况和未来前景
The redox technology, which utilizes the chemical properties of nitric acid, has proven to be a great advantage in the treatment of refractory metals and fine sand. The theoretical basis, development status and future prospects of this process are expounded