Exercise 20

17:58
Exercise 8

23:11
للمبتدئين رسم مسقط أفقى عمل المحاور والحوائط والفتحات تطبيق أوامر اتوكاد ثنائى الأبعاد | Autocad

15:55
Exercise 3

17:20
Case Study 5

18:55
Diseño de un aliviador de presión en FreeCad 1.0

10:18
Exercise17

39:46
Four Bar Mechanism by Creo PTC

1:51:23