d值可以表征两组间（这里是男性和女性）某一参数的平均值有多大差别，并且同时考虑到这一参数在各组中的域值。
This indicates how far apart the averages of two groups (in this case men and women) are, taking into account the range of values that contribute to each average.
数学教育心理国际研讨组在1989年专门成立了研究小组，这个小组称为表征研究工作小组，主要研究数学表征的有关问题。
The international group for the psychology of mathematics education (PME), set up a study group, the group known as representation working group to mainly study mathematics representation in 1989.
在六元组的角色结构上，建立了汽车造型情境的风格情境、品牌情境和类型情境三种情境模式，实现特征线的知识表征。研究提出了一种基于特征的汽车造型知识获取的理论与方法。
Trough six elements structure of the role and three automobile form scenario modes, which are style scenario, brand scenario and type scenario, the automobile form knowledge is represented.
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