供是指提供和出售，比如種子，化肥，農藥。銷是指收購農副產品，比如幹蘑菇，水果，雞蛋。具體到啥程度，還要看吧。

來源: Shubin 於 2022-11-03 16:45:31 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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