閥門打不開，一二級不能分離都是些低級錯誤，製造也質量低下的標誌。隻能生產低級的三無產品

來源: 2020的冬天於 2023-04-20 07:12:00 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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