本文为废弃线路板中金属的资源化工作提供了有力的理论指导。
The paper will provide powerful theoretical guide for the reutilization of metals of the discarded printed circuit boards.
本文首先总结了现有废弃线路板机械物理回收工艺、化学法回收工艺等回收工艺的研究现状、应用情况和各自的优缺点。
It also provides a theory base and technical support to the application of this method in other waste electrical and electronic equipments recycling through the research.
唯一能到达这个废弃的村庄只能依靠步行或者自行车。切勿使用吉普车，这儿几乎没有行驶线路。
The only way to reach the abandoned village are your feet or own wheels. Preferably, jeep wheels as there is almost no transport connection.
图3：废弃在“公园-温泉”线路上的吊船舱体。
Above: a gondola cabin hangs abandoned on the Park-to-Spa line.
不过，沿新线路滑行的电车每隔几分钟就会穿过碧绿的田野，到达一处废弃的农村终点站。
However, the trams that glide every few minutes along the new line pass through green fields to a deserted rural terminus.
利用气流分选的方法对粉碎后的废弃印刷线路板中的金属与非金属进行了研究，粉碎后的颗粒在气流作用下按照密度与粒度进行分选。
The metal and non-metal of comminuted printed circuit board scrap was studied by the method of pneumatic separation, comminuted material were separated according to density and size by wind power.
试验研究了采用硫脲法有效地从废弃印刷线路板中回收金。
The experiment of leaching gold in abandoned printed-wiring board with thiourea indicates that gold leaching with thiourea is possible and effective.
研究了废弃印刷线路板的主要成分在机械处理过程中的物理性质的变化。
The variety of physical properties of PCBs during mechanical treatment has been studied.
采用气流分选技术对破碎解离后的废弃印刷线路板进行分离富集，重点考察了不同粒径下气流分选富集金属的效果。
The pneumatic separation technology for the separation and enrichment of metal in the waste printed circuit board scraps is investigated.
采用气流分选技术对破碎解离后的废弃印刷线路板进行分离富集，重点考察了不同粒径下气流分选富集金属的效果。
The pneumatic separation technology for the separation and enrichment of metal in the waste printed circuit board scraps is investigated.
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