Sets of flat, separated orthographic projections and isometric views of the same objects were used to study the effects of structures of problem representation on the solution of spatial problems.

借鉴内隐记忆的研究范式，采用平面、分离的正投影问题解决及其相应轴测投影图的再认任务，探讨问题表征的结构特征性对空间问题解决和再认水平的影响。

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