Department;
of;
Chemistry,;
University;
of;
Science;
and;
Technology;
Beijing,;
Beijing;
100083,;
China;
School;
of;
Materials;
and;
Metallurgy,;
Inner;
Mongolia;
University;
of;
Science;
and;
Technology,;
Baotou;
014110,;
China;
分解反应动力学; 稀土精矿; 硫酸; 包头; 热分解过程; 低温; 化学分析方法; 焙烧温度;