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中学数学中三线八角中截线其实是非常重要的,很多时候学生往往只重视两条平行的直线而忽视了截线的重要作用。本文围绕中学数学中的截线作用做了相关研究。
Middle school mathematics in the middle of the third line is actually very important, in many cases, students tend to focus only on two parallel lines and ignore the important role of the line. This article focuses on the secondary school mathematics in the role of the line to do a related research.