Rare earth elements are lanthanum (La), cerium (Ce), praseodymium (Pr), neodymium (Nd), promethium (Pm), samarium (Sm), europium (Eu), gadolinium (Gd), terbium (Tb), dysprosium (Dy)…
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Chinas rare earth polishing material industry has leapfroded the process from ordinary glass manufacturing industry to optoelectronic display industry, and from traditional applicat…
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