Rhino Tutorial | Basics | Surface Continuity

References: https://www.aliasworkbench.com/theory... https://rhino3d.co.uk/rhino-for-windo... https://www.aliasworkbench.com/theory... Reference tutorial: https://www.bilibili.com/video/BV1vG4... Reference image: https://drive.google.com/file/d/1R32o...