A group of 4 three-dimensional adjustment hydraulic trolleys are placed on the predetermined track.
Steel structure box girder transported to nearby
Heavy lifting equipment hoisting steel box girder
Steel box beams are placed on top of 4 three-dimensional adjustment hydraulic trolleys
4 three-dimensional adjustment hydraulic trolleys are running on the track
Three-dimensional adjustment hydraulic system synchronously controls and fine-tunes 4 three-dimensional adjustment hydraulic trolleys
Post time: Jan-12-2022