【摘要】 本文依据画法几何学的空间分析方法和作图原理 ,利用解析手段推导出一个求两异面直线公垂线垂足位置的坐标公式 ,计算方法简单 ,只要解出一阶行列式即可更多还原

【Abstract】 In this paper,according to the space analysis method and making graph principle of descriptive geometry,a formula for finding the foot of common perpendicular of lines on two different planes has been given by means of analytical methods.The calculation method is simple,one needs only to solve a determinant of 3 order by it.更多还原