Tsis siv neeg 80T 10T ob chav Girder Gantry Crane
Gantry cranes yog txhua hom cranes uas nqa cov khoom los ntawm ib qho qhib winch uas yog nyob rau hauv ib lub tsheb ciav hlau thiab muaj cuab kav tsiv mus rau ntawm txoj kev tsheb nqaj hlau. Gantry cranes yog ib qho zoo tshaj plaws rau lwm qhov chaw nyob sab hauv tsev ua haujlwm saum toj kawg nkaus, uas tsawg peev hauv lub tsev tshiab. Tsis tas li ntawd xwb, lawv tuaj yeem tsiv tsiv thiab tsiv mus rau qhov chaw tshiab tau yooj yim.
Ob chav Girder Gantry Cranes yog nrog hnyav nce mus txog li 700t thiab spans yuav tshaj 50 meters. Rau kev sau ntaub ntawv thiab xa cov ntaub ntawv xa tawm, nws tuaj yeem txav tau sai thiab ntseeg nkaws.