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针铁矿 zhēntiěkuàng
gen. adlerstein; chileite; fullonite; gothite; pribramite; rubinglimmer
agric. geothite
met. goethite (Fe2O3•H2O); needle ironstone (Fe2O3•H2O)
oil goethite
tech. needle ironstone; ruby mica
针 〔棕〕铁矿
construct. ruby mica
针铁矿
: 21 phrases in 5 subjects
Explosives and Explosive Ordnance Disposal1
General5
Metallurgy5
Oil / petroleum4
Technology6