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在Word中選〈插入〉,然後選擇〈特殊符號>,再選就可以輸入∑之類的符號,在這之後選定要成為上標或下標的文本,然後反鍵點,在下面有的選項旁打勾. 關於公式的輸入,可以在〈插入〉中,選〈對象〉,選擇〈Microsoft 公式編輯器〉,如果沒有請安裝. 另,樓上的方法也可以!
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