令A={1, 2, 3, 4, 5, 6, 7, 8, 9, 10},A1={1, 2, 3, 4},A2={5, 6, 7},A3={5, 7, 9},A4={4, 8, 10},A5={8, 9, 10},A6={1, 2, 3, 4, 6, 8, 10},A7={1, 2, 3, 6}。则以下的( )不构成A的一个划分。选项: A:{A1, A2, A5}; B:{A3, A6}; C:{A2, A3, A4}; D:{A3, A4, A7} 划分 则以 构成 发布时间:2024-04-11 21:12:34