Trace lithium can improve recrystallization temperature of pure copper.
在工业纯铜中加入微量锂能提高其再结晶温度.
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It was cast completely in pure copper.
全部是用纯铜铸造的.
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Pure copper can be drawn into a very fine copper , aluminum made very thin.
纯铜可拉成很细的铜丝, 制成很薄的铜箔.
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The heating oven for the DSC is made of silver gilt pure copper.
选用紫铜镀银工艺制作了具有良好的传热能力和性价比的DSC加热炉.
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I advise you go to Jian Gallbladder and Piano Heart. There is pure copper, and here is steel.
建议你到剑胆琴心网, 那边是纯铜的.这里钢铁为主.
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