圆管相交的相贯线展开,很好用。
1445.132596,345.8974298656271507.964448,365.6909231954211570.7963,382.3974721434841633.628152,393.6050749612531696.460004,397.5571099101941759.291856,393.605082139241822.123708,382.3974853358311884.95556,365.6909404030731947.787412,345.8974487216042010.619264,325.59554417662073.451116,307.1621246238762136.282968,292.5557168392032199.11482,283.2116701780842261.946672,280.000000000001544.1026524.3091507.6025496.3949492.4429496.3949507.6025524.3091544.1026564.4045582.8379597.4443606.7883610