铬铁岩...

The Main Chromitite Seam and the Merensky Reef do not outcrop well.主铬铁岩矿层及麦仑斯基矿层出露不好....

chromitite的音标：chromitite的英式发音音标为：[k'rəʊmɪtaɪt]chromitite的美式发音音标为：[k'roʊmɪtaɪt]...