為某一生產行業的機器和流水線設備加工配件，供維修或組裝新機器。

來源: 上海大男人於 2021-07-22 06:07:05 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.