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1·As: an ancient Roman coin of copper or copper alloy.

阿斯： 古罗马一种铜硬币或铜合金硬币。

2·A new rare-earth copper alloy powder for 24k gold imitation is prepared.

研制新型仿24 K金稀土铜合金粉材料。

3·Shot peening is also improved the stress relaxation ability of copper alloy.

喷丸处理亦能改善铜合金的应力松弛性能。

4·Properties and applications of beryllium copper alloy are simply introduced.

简单介绍了铍铜的性能和用途。

5·The copper alloy strip of lead frame is the fundamental material for integrate circuit.

引线框架用铜带是集成电路的重要基础材料。

6·Brass with zinc main add elements of copper alloy, with beautiful yellow, collectively brass.

黄铜以锌作主要添加元素的铜合金﹐具有美观的黄色﹐统称黄铜。

7·So the research of the high strength and high conductivity copper alloy is an urgent affairs.

因此，研究高强度高导电率铜合金成为当务之急。

8·Suitable for low carbon steel, stainless steel, copper alloy, titanium alloy and cast iron welding.

适用于低碳钢、不锈钢、铜合金、钛合金及铸铁的焊接。

9·The product is used for brazing copper and copper alloy, easy processing, plastic, with good infiltration.

用于做钎焊铜及铜合金，易加工，塑性好，具有良好的浸润性。

10·The results show that the copper alloy density by permanent-mold casting attains 99.91% of theory density.

结果表明：经金属型铸造的铜合金密度达到理论密度的99 91%。