好文。車用催化劑中鈰和鑭用量挺大，是輕稀土的最大用戶，但這二貨真不稀缺，價格也便宜，還比不上非稀土的鋯。

來源: Duckmaster 於 2025-06-17 09:57:44 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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