It is a new method for solving the special point on the intersecting line by mathematic methods.
用数学方法求相贯线的特殊点，是一种新颖的解题方法。
It have been one of difficult problem that pipe intersecting line NC cutting programming in pipe project.
管件类相贯线数控切割编程一直是管道工程的难题之一。
The research is launched for studying the numerical control system of a kind of intersecting line cutting machine.
本研究是面向一种相贯线切割机数控系统开展的。
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