由复杂扭曲的管道为例，说明moi存在的核心问题（Taking complex twisted pipelines as an example, illustrate the core issues of moi）

 From:  Michael Gibson 18 May  (3 of 20) 
11409.3 In reply to 11409.1 
Hi SUIYAN, is this the result you were looking for?

Here I formed the sweep tube's rail by generating a ribbon-like surface and using Construct > Curve > Isect to intersect it with the cylinder.



- Michael