Copper ores are mainly transported to copper workshop after smelt to copperingot.
铜矿石开采后，多在开采地冶炼成铜锭后再运输到铸铜作坊。
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In this paper some problems, which exist in the peak pressure measurements under impulsive loading of explosion by the gun copperingot, are discussed and an improved method is presented.
本文对目前用的炮用铜柱测量爆炸后脉冲载荷峰值压力方法中所存在的问题进行了论述，并提出了革新方法。
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Dresses accessories belt bucket, automobile, motorbike decoration, copper body parts for musical instrument, copper golf clubs head, trophy parts body, paper pad, letter knife, ingot... etc.