按照作用效果，稀土剂的顺序为：稀土硅、稀土镁、氟化铈和氟铈镧矿。

The order of RE agents is RE-Si, RE-Mg, CeF2 and fluocerite according to their effect.

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按照作用效果，稀土剂的顺序为：稀土硅、稀土镁、氟化铈和氟铈镧矿。

The order of RE agents is RE-Si, RE-Mg, CeF2 and fluocerite according to their effect.

youdao