withdrawer 中文意思是什麼
withdrawer
解釋
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Trusted third party is introduced into this system to make it capable of tracing e - cash and the withdrawer. currently the divisible e - cash system uses binary tree algorithm or ( n, k ) payment algorithm
現有的可分電子現金系統使用二叉樹演算法或（ n ， k ）支付問題演算法，存在演算法復雜，傳輸數據量大，效率低等問題。
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