This paper analysed the intersection line of two cones base on analytical geometry and engineering graphics theoretics,put forward a method of drawing the special point on the intersection line.是什么意思_This paper analysed the intersection line of two cones base on analytical geometry and engineering graphics theoretics,put forward a method of drawing the special point on the intersection line.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句