Rare earth base alloy 稀土基合金
rare earth lead base alloys 稀土铅基合金
rare earth-Schiff base complex 稀土席夫碱配合物
rare earth Schiff base complex 稀土Schiff碱配合物
y base heavy rare earth 钇基重稀土
The distribution and fractionation of Rare Earth element are the base for their usage as trace elements.
稀土元素在环境中的分布分异机制，是研究其作为地球化学示踪剂的重要基础和必要前提。
Rare earth base alloy with special characteristic make them potential candidates for function materials.
稀土基合金的特性能满足人们在特殊材料上的实际需求。
The results show that these cracks are caused by the inclusions of rare earth sulphur oxides and alumina distributing in mass in base steel for hot rolled wide strips.
结果表明：管坯裂纹是因热轧宽钢带基材中存在大量聚集分布的稀土硫氧化物和氧化铝夹杂所致。
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