The heat analysis of binary current leads which consist of copper current lead and high temperature super conducting was made on condition that the lead was cooled by two-stage refrigerator.

对在两级制冷机传导冷却下由高温超导和铜组成的二元电流引线进行热分析。

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To examine the global impact of acidification, the researchers developed a series of world maps to show current coal use, nutrient consumption, and copper production and smelting by country.

为检验酸性化过程对全球的影响，研究者们描绘出一系列世界地图来展示近期煤炭利用、营养消费和铜矿生产、冶炼的国家。

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By running an electrical current through the cell, using an ordinary battery charger, the copper in the anode (and in the pins) dissolves and is deposited on the lead cathode.

要想让电流通过电解池，你需要一个普通的电池充电器。阳极和针脚里的铜溶解之后会聚集在阴极上。

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Right now, graphite has to be mixed with a binding material before being attached to this copper current collector.

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Macquarie Research says current copper supply shortages are a main reason we could see higher copper prices in the near future.

FORBES: Supply Pinch Could Prop Up Price Of Copper

One worthy question, however, is whether the current high copper prices sustainable.

FORBES: Grasberg's Copper Quality Could Cost Freeport A Few Pennies