Rare earth had been widely applied in national defense and high-tech fields.In recent year,rare earth has been expended ......

基于钕铁硼（NdFeB）氢爆工艺中吸氢现象与反应过程中合金温度、反应炉内压力及合金的成分与形态等因素相关,且具有非线性、时滞、耦合......