| 释义 |
紫铜zǐtóng纯质的铜,紫红色,所含杂质不超过1%,是电和热的良导体。耐腐蚀性好,用来制造电线、冷藏器的零件等。{red copper; pure purplish red copper containing no more than one per cent of impurities, a good conductor of electricity and heat, with excellent corrosion resistance, used to produce wires, spare parts of refrigerators, etc.;}也叫also红铜{hóngtóng}。 |