数据结构包括数据的逻辑结构、数据的 【2】 以及对数据的操作运算。
参考答案:存储结构
解析: 数据结构包括3个方面,即数据的逻辑结构、数据的存储结构及对数据的操作运算。
阅读短文,根据短文内容判断正误,正确的写"T",错误的写"F"。
Yesterday was Sunday. Jack and Susan went to Tian'anmen Square. It was cold and windy. They
played with their friends from nine to eleven in the morning. Then they went home by taxi. Today Susan
feels very bad. She has a cold. But Jack is very well.He'll buy some medicine(药)for Susan.
( ) 1. Yesterday was warm and sunny.
( ) 2. Jack and Susan took a taxi to go home yesterday.
( ) 3. Susan is ill today.
( ) 4. Jack had some medicine yesterday.
某混凝土防冻剂按标准JC475—2004检验,其混凝土拌和物的泌水率比及凝结时间差不符合混凝土防冻剂标JC475—2004合格品性能指标的要求,但混凝土拌和物的含气量、减水率、硬化混凝土性能、钢筋锈蚀全部符合标准JC475—2004的要求,匀质性也全部符合标准JC475—2004的要求,则判定该混凝土防冻剂为相应等级的产品。