Un article trouvé pour ce sujet.
![](/images/transparent.gif) |
![](/images/transparent.gif) |
![](/images/transparent.gif) |
![](/images/transparent.gif) |
![](/images/transparent.gif) |
![](/images/transparent.gif) |
![](/images/transparent.gif) |
![](/images/transparent.gif) |
Annular sector |
2009-07-20 |
![](/images/transparent.gif) |
Ed pose la question : What is the name for the section of a flat ring (annulus)? Similar to a section on a radar screen, a quadrilateral but the top and bottom are curved. Robert Dawson lui répond. |
![](/images/transparent.gif) |
![](/images/transparent.gif) |
|