英语语法分析

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

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 crystal structures of bastnaesite-(Ce) and fluocerite-(Ce) was refined by high power four-circle X-ray diffractometer.

用强功率四圆单晶衍射仪精确地修正了氟碳铈矿和氟铈矿的晶体结构。