空调热交换器中的铜与铝是重要的有色金属，有效地破拆并分离铜铝是我国现阶段迫切解决的问题之一。
Copper and aluminum of the air conditioning heat exchanger are the important non-ferrous metal, and it is urgent to separate the copper and aluminum effectively at present.
同时试验了一种破络沉淀铜的方法处理无氰络合物镀铜废水。
A method for breaking the complex forming copper precipitation was tested for wastewater treatment of non-cyanide complex copper plating.
两个孔到外形很近，这将引起露铜和破孔，建议允许露铜与破孔。
Two holes are near the outline, it will cause copper exposed and hole broken, we suggest copper exposed and hole broken is permitable.
两个孔到外形很近，这将引起露铜和破孔，建议允许露铜与破孔。
Two holes are near the outline, it will cause copper exposed and hole broken, we suggest copper exposed and hole broken is permitable.
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