常规的数据加密标准DES采用 (14) 位有效密钥对 (15) 位的数据块进行加密。 发布时间:2017-07-15 12:43 │ 来源:www.tikuol.com 题型:单项选择题 问题: 常规的数据加密标准DES采用 (14) 位有效密钥对 (15) 位的数据块进行加密。A.32B.64C.128D.256
题型:单项选择题 介词填空。1. Where do you usually hang _____ with your friends? 2. The drugstore is _____ the bank and the bookstore.3. The staff dress up _____ clowns.4. They can find good food _____ the Farmer's Market. 5. Parents can take dance lessons _____ the beach. 6. They spent happy hours walking _____ the forest. 7. There's a bank _____ Oak Street. 查看答案