<正>An Early Paleozoic ophiolitic mélange has recently been documented in the W.Gangma Co area,north-central Tibetan Plateau.It is composed of serpentinite
<正>Owing to unique electronic structure and chemical properties,rare earth elements find at least one application every three to five years,especially on resea
【正】1 Introduction On the territory Kulunda Plain,located to the south-west of the Ob’plateau,there are more than 3,000 fresh and salt lakes with water TDS r