Overweight combined highway and railway bridge rigid suspending cable stiffened continuous steel trussed beam pushing device with stiffening string
The invention discloses an overweight combined highway and railway bridge rigid suspending cable stiffened continuous steel trussed beam pushing device with a stiffening string. The pushing device comprises a sliding device, a vertical jacking device, a horizontal pushing system device and a transve...
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Format: | Patent |
Sprache: | chi ; eng |
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