英语语法分析

Uses: Used as the raw material of yttrium oxide.

用途：用作氧化钇的原料。

A dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals.

一种黑色矿物，由钇、铒、钽和其他矿物的氧化物组成。

The nanometer yttrium oxides were obtained through precipitation reaction with ammonium bicarbonate.

采用碳铵沉淀工艺，进行了纳米氧化钇的制备研究。