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“植树问题”是经典的奥数内容,具有很高的数学思维含金量和很强的探究空间,人教版义务课程标准实验教材把它编在四年级下册的“数学
”Tree planting problem “ is a classic Austrian number content, has a high gold content of mathematical thinking and a strong space for inquiry, PEP curriculum standard experimental textbook put it in the fourth grade under the ”Mathematics