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