용접도 순서가 있다고? 공식이다 좀 외워라~!
Video Statistics and Information
Channel: 용접독학(welding mon)
Views: 302,136
Rating: undefined out of 5
Keywords: 웰딩, 용저, 용점, 융접, 영접, welbing, weding, ALC, TAG, yt:cc=on
Id: pDonVZQo3hs
Channel Id: undefined
Length: 4min 57sec (297 seconds)
Published: Sat Jun 10 2023
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