inRm3D v2.823 Beta 
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PageNm 1  与异面直线等距之曲面
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End
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Kind     1   1
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Shadow
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ObjSho1111111111
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Kind     2   1
Tag   b
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ObjSho0111111111
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Shadow
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Tag   G
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Shadow
ObjSho0011111110
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Return
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Return
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Return
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Invert
Return
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TagSho0000000000
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TagPos  -0.6000   0.1000   0.5000   0.00000
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Return
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End
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TagPos  -0.6000   0.1000   5.0000   0.00000
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Return
ObjSho0000000011
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End
Finish
Termination