The casting of such a big copperware needed the metals above 1000 kilograms, also must have the big furnace.

铸造这样高大的铜器，所需金属料当在1000千克，必须有较大的熔炉。

The uneven corrosion, where deterioration rust was founded mainly in most bronze object, was composed of star corrosion, hole corrosion, slice corrosion and hypophloeodal corrosion.

安阳殷墟青铜器的蚀形态与蚀产物的矿物组成、合金成分之间有着内在联系。