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五年级下册数学图形的旋转1，每大格30度，顺时针和逆时针旋转
五年级下册数学图形的旋转1，每大格30度，顺时针和逆时针旋转
五年级同步数学试卷精讲系列26/38
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五年级下册数学图形的旋转1，每大格30度，顺时针和逆时针旋转
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