difference of sets
... 集合的布尔格 Boolean lattice of sets 集合的差 difference of sets 集合的绝对补集 absolute complement of a set ...
基于100个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
内容效度评价中，发现36条目与各自的维度相关，而与其他维度不相关（显著低于两个标准差或以上），集合试验和区分试验的成功率达100%。
In Survey of Content Validity, 36 items were founded to be related to their dimensions respectively, but not to others, the achievement ratio of aggregation test and discrimination test was 100%.
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