【简答题】用所给词的适当形式填空 1. We're doctors, so it's our _______ (duty) to save patients. 2. The road is _______ (crowd). Mr. Wang drives his car slowly. 3. What causes the _______ (ill)? 4. Did they enjoy _______ (...
【简答题】用括号中所给词的适当形式填空。 1. It is our duty (keep) our classroom clean. 2. Don't worry. There (be) plenty of time. 3. The students' (pronounce) isn't good, but it's improving. 4. John is worried about the comin...
【简答题】The second thing that they did was they ___1___ a phenomenal ___2____ action in cooperation by the people of China to this response. And the interesting thing is that people have ____3____ on that say...
【简答题】下表中的第 1 行和第 2 行列举了一个信源的统计特性,对其进行哈夫曼编码,画出编码过程,并将编码结果填入表的第三行。 符号集 {x i } x 1 x 2 x 3 x 4 x 5 x 6 概率分布 { p i } 0.40 0.20 0.1 3 0.11 0.09 0.0 7 Huffman 编码
【简答题】下表中的第 1 行和第 2 行列举了一个信源的统计特性,对其进行哈夫曼编码,画出编码过程,并将编码结果填入表的第三行,并计算编码效率。 符号集 {x i } x 1 x 2 x 3 x 4 x 5 x 6 概率分布 { p i } 0.40 0.20 0.1 3 0.11 0.09 0.0 7 Huffman 编码