看過陶窯，計算機設計，流水線生產，一點不用手工。聽說30多年前開始從中國進口黏土。

來源: 石假裝於 2016-05-19 15:50:46 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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