别糟蹋擦台湾人了。
有比镝重要的多的稀土。La, Ce, Pr, Nd, Po, Sm, Eu, Gd, Tb, Dy Ho, Er, Tm, Yb, Lu, Plus Sc and Y.Every one is important.
有比镝重要的多的稀土。La, Ce, Pr, Nd, Po, Sm, Eu, Gd, Tb, Dy Ho, Er, Tm, Yb, Lu, Plus Sc and Y.Every one is important.