The recovery mechanisms and parameters are introduced. Mass fraction of indium, copper and silver in obtained metals is over 99.99%.

介绍了铟、铜、银分别回收的原理及技术参数，所得金属中铟、铜、银质量分数均大于99.99%。

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Indium is one of Chinas preponderant scattered metals; it is often associated with polymetallic zinc ores and enriched into zinc sulfide concentrates after beneficiation.

铟是我国的一种优势稀散金属资源，常与多金属锌矿伴生，经过选矿后，铟主要富集于硫化锌精矿中。

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Zinc and indium are one of the important nonferrous metals, China is rich of zinc resource, most of which exist in forms of sphalerite of high iron and high indium especially in Yunnan.

锌、铟是重要的有色金属之一，我国锌资源储量丰富，其中有很大一部分以高铁闪锌矿的形式存在，并且在这些高铁闪锌矿中含有丰富的铟资源，尤其在云南地区。

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Whether it is on the shiny new iPad, computer or phone, the chances are that you are reading this article through a screen laced with one of the rarest metals on Earth: indium.

FORBES: What Will Apple Do When Indium Runs Out in 2017?

For metals such as hafnium and indium, recycling is the only way to extend the lifetime of critical sectors of the electronics industry.

FORBES: Recycling Scrap Rare Metals Vital to Future Technologies

Recycling of indium along with other rare metals (3) will also prove pivotal.

FORBES: 14% Efficiency for Thin-Film Solar Cells, but Where Will the Indium Come From?