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rare earth catalytic material
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rare earth catalytic material
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工学
稀土金属
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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。
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