通常是用鎢來冒充，它密度跟金完全一樣（19.3），且便宜。錸密度更大，而且比較貴。

來源: 唐宋韻於 2025-12-29 07:41:05 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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