vídeos de stock e filmes b-roll de professional engineer working the night shift at tubing of pump system in factory . - casa de máquinas00:22
vídeos de stock e filmes b-roll de view across the engine room of a container ship at sea with one of the worldûªs largest diesel engines at work - casa de máquinas00:48
vídeos de stock e filmes b-roll de professional it programmers discussing 3d green energy turbine engine data . - casa de máquinas00:12