结晶法回收电镀污泥中有价金属的工艺研究 关键词：结晶；回收；电镀污泥；有价金属；循环生产 [gap=759]Key words：crystallization；recycling；electroplating sludge；valuable metals；cycle production
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recovery of valuable metals 回收有价金属
·2,447,543篇论文数据，部分数据来源于NoteExpress
Electronic devices contain valuable metals such as gold and silver.
电子设备含有贵重金属，如金和银。
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Electronic products contain valuable metals that could be recovered.
电子产品内含有价值的可回收金属。
Waste computer mainboards contain abundant precious metals and other valuable metals.
报废电脑主板中含有大量的贵金属和贱金属元素。
Many of the most valuable metals are mined outside U.S. borders and are used in everyday electronic materials.
FORBES: Scavenging World's Mega-Dumps for Precious E-Waste
Some producers, given their efficiencies and their higher concentrations of the more valuable metals, will still be profitable at these prices.
FORBES: The Coming Glut of Rare Earths
Still the world's greatest source of diamonds, it is also the world's top-ranked producer of gold, platinum and several other valuable metals.
FORBES: Hitting The Gas
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