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前言比利时东部的拉卡拉米尼-莫尔斯尼特(La Calamine-Moresnet)地区,在19世纪大规模地开采过铅锌矿。第一次世界大战后,由于矿石储量减少和经济萧条,采矿
Preface Lead-zinc mine was extensively mined in the 19th century in the La Calamine-Moresnet region of eastern Belgium. After World War I, due to reduced ore reserves and economic depression, mining