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空间观念是指在空间知觉的基础上形成起来的,对物体的方向、距离、大小和形状的知觉,是客观世界空间形式在人脑中的表象,也是人们认识和描述生活空间并进行交流的重要工具。《义务教育数学课程标准(2011年版)》指出:“空间观念主要表现在‘能由实物的形状想象出几何图形,由几何图形想象出实物的形状,进行几何体与其三视图、展开图之间的转化;能根据条件做出立体图形或画出图形;能从较复杂的图形中分解出基本的
The concept of space refers to the perception of the direction, distance, size and shape of an object formed on the basis of spatial perception. It is the appearance of an objective world space form in the human brain and the communication and understanding of the living space Important tool. ”Compulsory Education Mathematics Curriculum Standard (2011 Edition)“ pointed out: ”space concept mainly in ’can be imagined from the physical shape of the geometric figure, the shape of the physical image from the imagination, geometry and its three views, expand the picture between Conversion; can make three-dimensional graphics or draw graphics according to the conditions; can be decomposed from more complex graphics basic