battery ore

英 [ˈbætri ɔː(r)] 美 [ˈbætəri ɔːr]

网络  电池用(软锰)矿

机械



双语例句

  1. Research on Preparation of Chemical Manganese Dioxide for Alkaline Zn-Mn Battery from a Low-grade Manganese Carbonate Ore
    贫菱锰矿合成碱锰电池级化学二氧化锰研究