There was a blackboard with seven names chalked on it.黑板上用粉笔写着7个人名。With a stick of chalk he wrote her order on a blackboard.他用一截粉笔将她的指示写在黑板上。I wrote the date at the far left of the blackboard.我把日期写在黑板的最左边。...
对哈夫纳机器的修理即将结束。The repairs to the Hafner machine were near to completion.根据任意给定的一组权值, 构造一棵哈夫曼树.According to any given set of weights, a Huffman tree structure.扩展哈夫曼编码压缩可以群体的象徵,而不是单一的符号.Extended Huffman compression can enc...