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蓝铁矿 lántiěkuàng
gen. glaucosiderite; mullicite
met. blue iron earth (含水磷酸铁); vivianite (Fe3(PO4)2•8H2O)
tech. berthierite; vivianite; vivianite earth
蓝 铁矿: 8 phrases in 2 subjects
General5
Technology3