少一個你這樣的高等數學不及格，電磁場是怎麽回事兒都不明就裏的無用文人，中國抵製日貨就早一天實現。懂麽？

來源: 貓小黑於 2012-09-26 23:52:35 [舊帖] [給我悄悄話] 本文已被閱讀：次

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