This will remove your completed lessons, quizzes, and assignments. You will start the course from the beginning.
草圖、零件、組合件的複製排列觀念相同,不必額外學習,組合件複製算是學習擴充。組合件複製排列針對模型複製,比零件和草圖多了複製排列導出和鏈條複製排列。