如果是用化学方法脱脂，会有一定的化学品残留。即使是用离心法脱脂，牛奶也要经过离心机和管道。

来源: Shubin 于 2024-07-14 07:12:57 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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