專家談不上，我就是愛好者收集癖：）十幾二十年前的染色玉石會褪色，現在工藝先進了可能沒有那麽快褪

來源: 六月驕陽於 2019-01-10 17:26:34 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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