异面直线的距离求法 --中国期刊网 关键词：异面直线；距离；方法 [gap=2051]Key words: lines in different planes; distance; solutions
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The full and necessary conditions that the intersection line with general straight lines in different planes existed and existed solely was discussed.
讨论了一般异面直线的相交直线存在及唯一存在的充要条件，证明了两者的等价性，并在唯一存在时给出了一般的表达式。
A new criteria method is provided to determine the relative locations of spatial lines, which deduces the distance and the common vertical line of two straight lines in different planes.
给出判断空间两直线相关位置的一种新方法，并可由此直接得出两异面直线间的距离及公垂线的标准方程。
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