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平行在我们的生活中随处可见,同时它又是平面内两条直线位置关系的特殊情形.想体验平行的内涵吗?孔老师在本文里,准备以直观认识为基础,结合简单的说理,进一步揭示平行的奥秘.让我们一起来欣赏吧.你知道吗?生活中大量物品的设计应用了平行线,比如,马路上的人行横道、潜望镜……你能说出它们的原理吗?你能通过自己的方法,利用生活中随处可见的材料,作出平行线吗?你能用平行线解决生活中的小问题吗?
Parallelism can be seen everywhere in our life, and at the same time it is a special case of the relationship between the two straight lines in the plane.Want to experience the parallel connotation? In this article, Professor Kong is ready to further understand with intuitive understanding and simple reasoning Reveal the mystery of parallel. Let us appreciate it. Did you know? The design of a large number of articles in life using parallel lines, such as crosswalks on the road, periscope ... Can you tell them the principle? You can through their own Is it possible to use parallel lines to solve small problems in your life by using materials that are ubiquitous in your life?