JQG280t-55m Beam Launcher gantry crane for highway
JQG280t-55m Beam Launcher gantry crane for highway. The beam launcher is the equipment that places the preformed beam into the prefabricated piers. The bridge machine belongs to the crane category, because its main function is to lift the beam, and then transported to the position and then put down. But it is very different from the general ...
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