Underground Mine Supporting Competition for ISMC 10 2016 | for text version visit this link [ Ссылка ]
If you are the participant you'll get Competition Guide Book for more information for Competition
Ещё видео!
Underground Mine Supporting Competition for ISMC 10 2016 | for text version visit this link [ Ссылка ]
If you are the participant you'll get Competition Guide Book for more information for Competition