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想匹配正方形,老是把正方形识别成三角形。
正方形老是被识别成三角形。。。。。。其中页面中还识别出好多多余的+
立体的物品,不同的角度形状都不一样。你得固定在一个正面的位置,可以看到正面是标准的正方形或者三角形。让画面只有一个物体。