近几年来,在一些省市的中考试题中出现了一类由多个相同的小正方体组成的几何体的三视图问题,这类问题应当引起同学们的重视.下面举例说明.图1是一个由8个小正方体组成的立体图形,请分别画出它的三视图.现在谈谈这个立体图形三视图的详细画法.1.画主视图从正面观察图1可知,立体图形从上至下共有三层,其 In recent years, a series of three-view problems of geometry consisting of multiple identical cubes have appeared in the examination questions of some provinces and cities. Such questions should be given the attention of the students. The following examples illustrate. Figure 1 is a The three-dimensional figure composed of eight small cubes, please draw its three views. Now talk about the detailed drawing of the three-dimensional graphics in three views. 1. Painting the main view From the front of Figure 1, we can see that the three-dimensional graphics from top to bottom Three floors, its