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讨论圆柱与圆锥轴线成正交时相贯线的范围和用解析法确定相贯线上特殊点的位置,从而可以准确地画出它们的相贯线。
The range of the intersecting line when the cylinder is orthogonal to the cone axis is discussed and the position of the special point on the intersecting line is determined analytically so that the intersection line can be accurately drawn.