10 기어모델링
9:21
4 키홈작성
17:30
Surface Modeling - Plastic Bottle
42:41
Four Cylinder engine in Solidworks
31:04
6 V벨트 도면작성
20:40
From Raw Wood to Masterpiece: The Magic of Woodturning
56:49
A Boy Manufacturing Large Pistons in a High-Tech Factory Using Precision Techniques and Technology
5:04
4 모델링완성
23:01