Cordierite precursor was obtained through a process, which involved the decomposition of metal nitrates on the surface o......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

Study of sapphirine and related mineral association in the high grade region of the Larsemann Hills,East Antarctica,show......