PVC reducing pipe

我使用ChatGPT，幫助我達成，在OpenSCAD中實現我想要的功能可以利用他來連結不同大小的圓管，透過定制的方式，來達成不同圓管的結合 要注意是我是使用圓的內圓為直徑為變數，而外圓則需上加上壁厚 I use ChatGPT to help me achieve what I want in OpencadIt can be used to connect round tubes of different sizes, and the combination of different round tubes can be achieved through customization. It should be noted that I use the inner circle of the circle as the diameter as the variable, and the outer circle needs to add the wall thickness.