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你可以使用1-1-2 参考曲线(reference curve) # d" R3 z2 C8 u5 t7 g this prevents wireframe construction lines from getting absorbed when you create a feature from them.9 H. R, s" ^" z$ Z( e
这样可以避免从线框创建特征时,线框几何图形被吸收掉。1 e" i6 N! C( p$ D