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問答題

D= {d1,d2, ...,d9} R={（）}

答案：此圖為圖形結構 d1,d2—無直接前驅(qū),是開始結點 d6,d7—無直接后繼是終端結點

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You need to photocopy some notes that are written on pages 14，15，27，31，32and34 of a pocket

You need to photocopy some notes that are written on pages 14，15，27，31，32and34 of a pocket notebook．Without damaging the book，how much will that cost at 5p per photocopy

答案： 25p

D13 ,D14是保護二極管,當輸入短路時,給C7,（）一個放電回路

答案： ["C8"]