ความปลอดภัยในการทำงานเชื่อมโลหะ
Video Statistics and Information
No captions available for this video.
Views: 20,712
Rating: undefined out of 5
Keywords:
Id: -rxI97UFD0w
Channel Id: undefined
Length: 5min 2sec (302 seconds)
Published: Wed Sep 30 2015
Please note that this website is currently a work in progress! Lots of interesting data and statistics to come.