Precipitation by oxalate is the primary method to produce rare earth oxides.

稀土草酸盐沉淀法是制备稀土氧化物的主要方法。

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Precipitation by oxalate is the primary method to produce rare earth oxides.

稀土草酸盐沉淀法是制备稀土氧化物的主要方法。

youdao