The quality of the copper and zinc can be a problem for a battery like this.
像这种样子的电池，铜和锌的质量至关重要。
2
The reclaiming and recycling methods of the reusing resources such as manganese powder? Carbon stick? Copper cap and zinc hull in the waste battery are introduced.
说明了废旧电池的危害，提出了对废旧干电池中锰粉、碳棒、铜帽、锌皮等可再利用资源的回收利用方法。
3
Continuous determination of zinc, copper and iron in porcelain insulator plating liquid of cadmium nickel battery was carried out by flame atomic absorption spectrometry.