Precast beam yog ib lub nqaj uas yog prefabricated los ntawm lub Hoobkas thiab tom qab ntawd thauj mus rau qhov chaw tsim kho rau kev teeb tsa thiab kho raws li kev tsim qauv.Thiab thaum cov txheej txheem no, gantry crane ua lub luag haujlwm tseem ceeb.Nyob rau hauv loj prefabricated beam factories, peb feem ntau pom rail-hom gantry cranes thiab roj hmab log gantry cranes rau kev tsim thiab xa khoom ntawm prefabricated beam blocks.
Txawm hais tias koj tab tom tsim txoj kev loj, txuas txuas hniav, cov qauv ua ntej lossis lwm yam khoom siv pob zeb, SEVENCRANE yog cov cuab yeej nqa zoo tshaj plaws hauv kev tsim cov khoom siv txuas ntxiv.SEVENCRAEN yuav nqa raws li koj qhov kev xav tau tshwj xeeb.Lub hom phiaj tsim crane yog optimized raws li qhov yuav tsum tau ua.
