“rare earth catalytic material”的概念、定义、翻译、参考文献-科学参考

单词	rare earth catalytic material
释义	rare earth catalytic material Encyclopedia 工学稀土金属释 rare earth catalytic material稀土催化材料含有稀土组分能加速化学反应速度，而本身的量和化学性质并不改变的材料。其中的稀土通常以氧化物、复合氧化物或稀土交换的沸石或分子筛形式存在。
随便看	improperly posed problem improperly primitive form improper mapping improper maximum improper minimum improper motion improper movement improper multiple integral improper node improper notation improper number improper orthogonal mapping improper orthogonal matrix improper orthogonal transformation improper partial graph improper plane improper point improper principal ordinal improper prior improper quadric improper quotient object improper rational function improper refinement improper representation improper rotation

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